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Construction Calculators

222 calculators and 5 tools.

1 Concrete Bags CalculatorEstimate concrete bags for a volume.2 Concrete Cost CalculatorFind concrete cost from volume and rate.3 Paint Cans CalculatorEstimate paint cans needed for a wall area.4 Paint Area Calculator 2Find total paint area for two walls.5 Construction Paint CalculatorFind construction paint litres from rooms and litres each.6 Construction Paint PickerPick a paint finish for a room.7 Paint Coverage CalculatorFind paint coverage from area and coverage per litre.8 Tiles Needed CalculatorEstimate tiles needed for a floor area.9 Tile Area Calculator 2Find total tile area from tiles and area each.10 Construction Tile CalculatorFind construction tile count from area and tiles per sq ft.11 Tile Count CalculatorFind tile count from area and tile area.12 Subfloor AreaCalculate subfloor area with a waste allowance and an approximate sheet count.13 Floor Area CalculatorFind floor area from length and width.14 Construction Floor Area Calculator 2Find construction floor area from rooms and area each.15 Brick Count CalculatorEstimate bricks for a wall area.16 Roof Pitch AngleTurn roof rise and run into a pitch angle in degrees and a pitch ratio.17 Roof Area CalculatorFind roof area from length and width.18 Construction Roof CalculatorFind construction roof area from length and width.19 Air ChangesWork out air changes per hour from room volume and ventilation airflow.20 Backfill VolumeWork out backfill needed by subtracting the buried structure volume from excavation volume.

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Construction calculators on BuildCalc are free tools that give instant results from the numbers you enter.

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Yes, all Construction calculators are free, with no sign-up and no download.

How do I use a Construction calculator?

Open a calculator from the list, enter your numbers, and read the instant result.

21 Beam Span RoughGet a very rough beam depth guide from span length. This is not a structural design.22 Ceiling AreaCalculate ceiling area from room length and width for boards, paint or panels.23 Circuit LoadCheck load in amps and as a percentage of circuit capacity from watts and voltage.24 Door Trim LengthEstimate trim length for door casings from door width, height and door count.25 Excavation VolumeCalculate dug volume from length, width and depth, plus a loose-volume figure after digging.26 Joist CountCount floor or ceiling joists along a run at a given spacing, including both end joists.27 Lighting Lumens NeededEstimate total lumens needed for a room from floor area and target light level in lux.28 Outlet Count RoughEstimate a rough number of wall outlets from total wall length and spacing between outlets.29 Plumbing Pipe LengthEstimate total pipe to buy from a straight run plus a percentage allowance for fittings and bends.30 Rebar QuantityCount how many bars fit along a length at a given centre-to-centre spacing.31 Rebar WeightEstimate the total weight of reinforcing bars from length, bar count and weight per metre.32 Room VolumeCalculate the volume of a rectangular room from length, width and height.33 Truss CountCount roof trusses along a building length at a given spacing, including both end trusses.34 Ventilation CFMEstimate required ventilation airflow in cubic feet per minute from room size and air changes.35 Wall Area Minus OpeningsFind net paintable or coverable wall area by subtracting doors and windows from gross wall area.36 Window AreaWork out the glass and frame area of windows from width, height and window count.37 Deck Boards CalculatorEstimate deck boards for a deck area.38 Fence Posts CalculatorEstimate fence posts for a length.39 Wall Area CalculatorFind wall area from length and height.40 Rectangle Perimeter CalculatorFind perimeter of a rectangle.41 Square Area CalculatorFind area of a square.42 Square Perimeter CalculatorFind perimeter of a square.43 Triangle Area Calculator 2Find triangle area from base and height.44 Circle Area Calculator 2Find circle area from radius.45 Circle Circumference Calculator 2Find circle circumference from radius.46 Cube Volume CalculatorFind cube volume from side.47 Cylinder Volume Calculator 2Find cylinder volume from radius and height.48 Construction Labour CalculatorFind construction labour cost from workers and wage each.49 Construction Material CalculatorFind construction material cost from items and price each.50 Construction Time CalculatorFind construction time from area and rate.51 Construction Workers CalculatorFind construction workers from area and area per worker.52 Construction Budget CalculatorFind construction budget from area and cost per sq ft.53 Construction Steel CalculatorFind construction steel from area and kg per sq ft.54 Construction Wood CalculatorFind construction wood from rooms and planks each.55 Construction Glass CalculatorFind construction glass from windows and area each.56 Construction Door CalculatorFind construction door cost from doors and price each.57 Construction Window CalculatorFind construction window cost from windows and price each.58 Construction House CalculatorFind construction house cost from houses and cost each.59 Construction Apartment CalculatorFind construction apartment units from floors and units each.60 Construction Bridge CalculatorFind construction bridge length from spans and length each.61 Construction Road CalculatorFind construction road length from sections and length each.62 Construction Dam CalculatorFind construction dam volume from length and volume per metre.63 Construction Tunnel CalculatorFind construction tunnel length from sections and length each.64 Construction Tower CalculatorFind construction tower height from floors and height each.65 Construction Mall CalculatorFind construction mall shops from floors and shops each.66 Construction School CalculatorFind construction school classrooms from floors and classrooms each.67 Construction Hospital CalculatorFind construction hospital beds from wards and beds each.68 Final Construction CalculatorFind final construction area from length and width.69 Extra Construction CalculatorFind extra construction cost from days and daily cost.70 Construction Wall Height CalculatorFind construction wall height from bricks and height each.71 Construction Beam Length CalculatorFind construction beam length from spans and length each.72 Construction Site Days CalculatorFind construction site days from workers and days each.73 Construction Sand CalculatorFind construction sand bags from rooms and bags each.74 Construction Steel CalculatorFind construction steel kg from beams and kg each.75 Construction Door CalculatorFind construction door cost from doors and cost each.76 Construction Window CalculatorFind construction window cost from windows and cost each.77 Construction Plaster CalculatorFind construction plaster bags from walls and bags each.78 Construction Cement CalculatorFind construction cement bags from rooms and bags each.79 Construction Gravel CalculatorFind construction gravel tonnes from trucks and tonnes each.80 Construction Ladder CalculatorFind construction ladder steps from ladders and steps each.81 Construction Crane CalculatorFind construction crane hours from days and hours per day.

Other tools

82 Construction Foundation CalculatorFind construction foundation volume from length and volume per metre.83 Construction Stair CalculatorFind construction stair steps from floors and steps each.84 Construction Balcony CalculatorFind construction balcony area from balconies and area each.85 Construction Garage CalculatorFind construction garage cars from garages and cars each.
86 Construction Material ListBuild a material list for a job.87 Construction Project TimelineFind a project end date from a start date and days.88 Construction Room ChecklistA checklist for finishing a room.
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89 Concrete CalculatorsConcrete Calculators - free online calculator. Free concrete calculators. Every result shows its formula and a worked example.90 Deck CalculatorsDeck Calculators - free online calculator. Free deck calculators: boards, stain, railing, pergola and porch, with area and cost.91 Fence CalculatorsFence Calculators - free online calculator. Free fence calculators: posts, pickets, rails, panels and stain, with count and cost.92 Flooring CalculatorsFlooring Calculators - free online calculator. Free flooring calculators: laminate, vinyl, hardwood, carpet and underlayment, with area and cost.93 Garden CalculatorsGarden Calculators - free online calculator. Free garden calculators: soil, mulch, sod, turf, edging and yard items, with volume, area and cost.94 Gravel CalculatorsGravel Calculators - free online calculator. Free gravel calculators. Every result shows its formula and a worked example.95 Masonry CalculatorsMasonry Calculators - free online calculator. Free masonry calculators: brick, block, mortar, stone and retaining walls, with count and cost.96 Paint CalculatorsPaint Calculators - free online calculator. Free paint calculators: interior, exterior, ceiling and primer, with gallons and cost.97 Roofing CalculatorsRoofing Calculators - free online calculator. Free roofing calculators: shingles, ridge cap, underlayment, metal roof and coating, with area and cost.98 Tile CalculatorsTile Calculators - free online calculator. Free tile calculators: tile, grout, adhesive, backer board and sealers, with area and cost.99 Walls CalculatorsWalls Calculators - free online calculator. Free wall calculators: drywall, plaster, stucco, panels, moulding and insulation, with area and cost.
100 Construction Material ListList materials and quantities, total quantity shown.101 Cement Bags CalculatorFind cement bags from area and bags per sq ft.102 Sand Volume CalculatorFind sand volume from area and depth.103 Gravel Volume CalculatorFind gravel volume from area and depth.104 Acoustic Panel CalculatorFree acoustic panel calculator. Acoustic panels sold by the square foot. Enter wall area to get square feet. Waste and cost included, prices are editable estimates.105 Artificial Turf CalculatorFree artificial turf calculator. Artificial turf sold by the square foot. Enter lawn area to get square feet needed. Waste and cost included, prices are editable estimates.106 Asphalt CalculatorAsphalt Calculator: Tons Needed for a Driveway (Free) - free online calculator. Asphalt is sold by the ton. One ton covers about 55 sq ft at 3 inches.107 Backer Board CalculatorFree backer board calculator. Backer board sold by the square foot. Enter tile area to get square feet. Waste and cost included, prices are editable estimates.108 Bark Mulch CalculatorFree bark mulch calculator. Bark mulch. Enter length, width and depth to get cubic yards. Waste and cost included, prices are editable estimates.109 Baseboard CalculatorFree baseboard calculator. Baseboard sold by the foot. Enter wall length to get feet needed. Waste and cost included, prices are editable estimates.110 Bathroom Floor CalculatorFree bathroom floor calculator. Bathroom flooring sold by the square foot. Enter floor area to get square feet. Waste and cost included, prices are editable estimates.111 Bathroom Tile CalculatorFree bathroom tile calculator. Bathroom tile sold by the square foot. Enter tile area to get square feet. Waste and cost included, prices are editable estimates.112 Beadboard CalculatorFree beadboard calculator. Beadboard sold by the square foot. Enter wall area to get square feet. Waste and cost included, prices are editable estimates.113 Concrete Block CalculatorConcrete Block Calculator: Blocks Needed for a Wall (Free) - free online calculator. A standard 8 by 16 inch block covers 0.89 sq ft, so you need 1.125.114 Brick CalculatorBrick Calculator: How Many Bricks Do I Need? (Free) - free online calculator. A standard brick wall needs about 7 bricks per square foot with a 3/8.115 Brick Paver CalculatorFree brick paver calculator. Brick pavers at about 4.5 pavers per square foot, with waste. Waste and cost included, prices are editable estimates.116 California Electricity Cost CalculatorCalifornia electricity cost calculator preloaded with the EIA 2024 average residential price of 31.97 cents per kWh. Estimate appliance and monthly costs.117 Carpet CalculatorCarpet Calculator: Square Yards and Cost (Free) - free online calculator. Carpet is sold by the square yard. Find the room area in square feet, divide.118 Carpet Pad CalculatorFree carpet pad calculator. Carpet pad sold by the square foot. Enter floor area to get square feet. Waste and cost included, prices are editable estimates.119 Caulk CalculatorFree caulk calculator. Caulk tubes, one tube about 50 feet, with waste. Waste and cost included, prices are editable estimates.120 Ceiling Paint CalculatorFree ceiling paint calculator. Ceiling paint at about 350 square feet per gallon. Enter ceiling area to get gallons. Waste and cost included, prices are editable estimates.121 Chair Rail CalculatorFree chair rail calculator. Chair rail sold by the foot. Enter wall length to get feet needed. Waste and cost included, prices are editable estimates.122 Chimney Brick CalculatorFree chimney brick calculator. Chimney bricks at about 7 bricks per square foot of wall area, with waste. Waste and cost included, prices are editable estimates.123 Compost CalculatorFree compost calculator. Compost. Enter length, width and depth to get cubic yards. Waste and cost included, prices are editable estimates.124 Concrete Basement Floor CalculatorFree concrete basement floor calculator. A concrete basement floor slab. Enter length, width and thickness to get cubic yards. Waste and cost included, prices are editable estimates.125 Concrete Driveway CalculatorFree concrete driveway calculator. A concrete driveway slab. Enter length, width and thickness to get cubic yards. Waste and cost included, prices are editable estimates.126 Concrete Footing CalculatorFree concrete footing calculator. Enter length, width and depth to get cubic yards, 60 lb and 80 lb bags, and an estimated cost for ready-mix or bagged concrete.127 Concrete Foundation Wall CalculatorFree concrete foundation wall calculator. A concrete foundation wall. Enter length, height and thickness to get cubic yards. Waste and cost included, prices are editable estimates.128 Concrete Patio CalculatorFree concrete patio calculator. A concrete patio slab. Enter length, width and thickness to get cubic yards. Waste and cost included, prices are editable estimates.129 Concrete Pool Deck CalculatorFree concrete pool deck calculator. A concrete pool deck slab. Enter length, width and thickness to get cubic yards. Waste and cost included, prices are editable estimates.130 Concrete Sealer CalculatorFree concrete sealer calculator. Concrete sealer at about 200 square feet per gallon. Enter concrete area to get gallons. Waste and cost included, prices are editable estimates.131 Concrete Slab CalculatorFree concrete slab calculator. Enter length, width and thickness to get cubic yards, 60 lb and 80 lb bags, and an estimated cost for ready-mix or bagged concrete.132 Concrete Walkway CalculatorFree concrete walkway calculator. A concrete walkway slab. Enter length, width and thickness to get cubic yards. Waste and cost included, prices are editable estimates.133 Crown Moulding CalculatorFree crown moulding calculator. Crown moulding sold by the foot. Enter wall length to get feet needed. Waste and cost included, prices are editable estimates.134 Deck Board CalculatorFree deck board calculator. Deck boards at about 2.2 boards per square foot, with waste. Waste and cost included, prices are editable estimates.135 Deck Board CalculatorDeck Board Calculator: How Many Boards? (Free) - free online calculator. Deck boards run side by side across the deck width. Convert the deck width to.136 Deck Railing CalculatorFree deck railing calculator. Deck railing sold by the foot. Enter railing length to get feet needed. Waste and cost included, prices are editable estimates.137 Deck Stain CalculatorFree deck stain calculator. Deck stain at about 200 square feet per gallon. Enter deck area to get gallons. Waste and cost included, prices are editable estimates.138 Downspout CalculatorFree downspout calculator. Downspout sold by the foot. Enter downspout length to get feet needed. Waste and cost included, prices are editable estimates.139 Drainage Gravel CalculatorFree drainage gravel calculator. Drainage gravel. Enter length, width and depth to get cubic yards. Waste and cost included, prices are editable estimates.140 Driveway Sealer CalculatorDriveway Sealer Calculator: Gallons Needed (Free) - free online calculator. Sealer is sold by the gallon. Find the driveway area, multiply by the.141 Drywall CalculatorDrywall Calculator: Sheets Needed (Free) - free online calculator. Drywall is sold by the sheet, and the standard sheet is 4 ft by 8 ft, which is 32 sq.142 Drywall Tape CalculatorFree drywall tape calculator. Drywall tape rolls, one roll about 500 feet, with waste. Waste and cost included, prices are editable estimates.143 Epoxy Floor CalculatorFree epoxy floor calculator. Epoxy floor kits at about 200 square feet per kit. Enter floor area to get kits. Waste and cost included, prices are editable estimates.144 Exterior Paint CalculatorFree exterior paint calculator. Exterior paint at about 350 square feet per gallon. Enter wall area to get gallons. Waste and cost included, prices are editable estimates.145 Fascia CalculatorFree fascia calculator. Fascia sold by the foot. Enter fascia length to get feet needed. Waste and cost included, prices are editable estimates.146 Fence CalculatorFence Calculator: Panels, Posts and Concrete (Free) - free online calculator. Fence panels sit between posts. Divide the fence length by the panel.147 Fence Picket CalculatorFree fence picket calculator. Fence pickets at about 2 pickets per foot, with waste. Waste and cost included, prices are editable estimates.148 Fence Post CalculatorFree fence post calculator. Fence posts, one post about every 8 feet, with waste. Waste and cost included, prices are editable estimates.149 Fence Rail CalculatorFree fence rail calculator. Fence rails, about 3 rails per 8 foot section, with waste. Waste and cost included, prices are editable estimates.150 Fence Stain CalculatorFence Stain Calculator: Gallons Needed (Free) - free online calculator. Fences have two sides, so first double the fence area. Multiply length by.151 Fire Pit CalculatorFree fire pit calculator. Fire pit material by the square foot. Enter fire pit area to get square feet. Waste and cost included, prices are editable estimates.152 Fireplace Brick CalculatorFree fireplace brick calculator. Fireplace bricks at about 7 bricks per square foot of wall area, with waste. Waste and cost included, prices are editable estimates.153 Firewood CalculatorFirewood Calculator: Cords in a Stack (Free) - free online calculator. A cord is 128 cubic feet of stacked wood. Multiply stack length by height by log.154 Floor Leveler CalculatorFree floor leveler calculator. Floor leveler at about 50 square feet per bag. Enter floor area to get bags. Waste and cost included, prices are editable estimates.155 Laminate Flooring CalculatorLaminate Flooring Calculator: Boxes and Cost (Free) - free online calculator. Laminate is sold by the box, and each box covers a fixed area. First find.156 Florida Electricity Cost CalculatorFlorida electricity cost calculator preloaded with the EIA 2024 average residential price of 14.14 cents per kWh. Estimate appliance and monthly costs.157 Garage Floor Coating CalculatorFree garage floor coating calculator. Garage floor coating by the square foot. Enter floor area to get square feet. Waste and cost included, prices are editable estimates.158 Garden Edging CalculatorFree garden edging calculator. Garden edging sold by the foot. Enter edging length to get feet needed. Waste and cost included, prices are editable estimates.159 Garden Path Light CalculatorFree garden path light calculator. Garden path lights, about one light per 10 feet, with waste. Waste and cost included, prices are editable estimates.160 Garden Shed CalculatorFree garden shed calculator. Garden shed material by the square foot. Enter shed area to get square feet. Waste and cost included, prices are editable estimates.161 Garden Soil CalculatorFree garden soil calculator. Garden soil. Enter length, width and depth to get cubic yards. Waste and cost included, prices are editable estimates.162 Garden Trellis CalculatorFree garden trellis calculator. Garden trellis material by the square foot. Enter trellis area to get square feet. Waste and cost included, prices are editable estimates.163 Garden Wall Block CalculatorFree garden wall block calculator. Garden wall blocks at about 1.125 blocks per square foot, with waste. Waste and cost included, prices are editable estimates.164 Gravel Driveway CalculatorFree gravel driveway calculator. Enter length, width and depth to get cubic yards, tons, and an estimated cost for delivered gravel.165 Gravel Path CalculatorFree gravel path calculator. A gravel path. Enter length, width and depth to get cubic yards. Waste and cost included, prices are editable estimates.166 Gravel Patio CalculatorFree gravel patio calculator. A gravel patio. Enter length, width and depth to get cubic yards. Waste and cost included, prices are editable estimates.167 Grout Sealer CalculatorFree grout sealer calculator. Grout sealer at about 200 square feet per bottle. Enter tile area to get bottles. Waste and cost included, prices are editable estimates.168 Gutter CalculatorGutter Calculator: Length and Downspouts (Free) - free online calculator. Gutters run around the roof edge. For a rectangular house, add length and.169 Gutter Guard CalculatorFree gutter guard calculator. Gutter guard sold by the foot. Enter gutter length to get feet needed. Waste and cost included, prices are editable estimates.170 Handrail CalculatorFree handrail calculator. Handrail sold by the foot. Enter rail length to get feet needed. Waste and cost included, prices are editable estimates.171 Hardwood Floor CalculatorFree hardwood floor calculator. Hardwood flooring sold by the square foot. Enter floor area to get square feet. Waste and cost included, prices are editable estimates.172 Insulation CalculatorInsulation Calculator: Packs Needed (Free) - free online calculator. Insulation is sold by the pack, and each pack covers a fixed area. Find the area,.173 Landscape Fabric CalculatorFree landscape fabric calculator. Landscape fabric sold by the square foot. Enter bed area to get square feet needed. Waste and cost included, prices are editable estimates.174 Lawn Fertilizer CalculatorFree lawn fertilizer calculator. Lawn fertilizer at about 5000 square feet per bag. Enter lawn area to get bags. Waste and cost included, prices are editable estimates.175 Grass Seed CalculatorGrass Seed Calculator: Pounds Needed (Free) - free online calculator. Grass seed is sold by the pound, and each pound covers a fixed area. Find the.176 Metal Roof CalculatorFree metal roof calculator. Metal roofing sold by the square foot. Enter roof area to get square feet. Waste and cost included, prices are editable estimates.177 Mortar CalculatorMortar Calculator: Bags for a Brick Wall (Free) - free online calculator. Mortar follows the brick count. A standard brick wall needs about 7 bricks.178 Mosaic Tile CalculatorFree mosaic tile calculator. Mosaic tile sold by the square foot. Enter tile area to get square feet. Waste and cost included, prices are editable estimates.179 Mulch CalculatorFree mulch calculator. Enter bed length, width and depth to get cubic yards, 2 cu ft bags, and an estimated cost for bulk or bagged mulch.180 Outdoor Kitchen CalculatorFree outdoor kitchen calculator. Outdoor kitchen material by the square foot, price is editable. Enter area to get square feet. Waste and cost included, prices are editable estimates.181 Outdoor Light CalculatorFree outdoor light calculator. Outdoor lights, about one light per 10 feet, with waste. Waste and cost included, prices are editable estimates.182 Paint CalculatorPaint Calculator: Gallons Needed for a Room (Free) - free online calculator. Paint is sold by volume, so first find the wall area. For a rectangular.183 Parking Pad CalculatorFree parking pad calculator. Parking pad material by the square foot. Enter pad area to get square feet. Waste and cost included, prices are editable estimates.184 Patio Block CalculatorFree patio block calculator. Patio blocks sold by the square foot. Enter patio area to get square feet needed. Waste and cost included, prices are editable estimates.185 Paver CalculatorPaver Calculator: Pavers and Base Sand (Free) - free online calculator. Pavers are counted one by one. Find the patio area in square feet, convert it.186 Pea Gravel CalculatorFree pea gravel calculator. Pea gravel. Enter length, width and depth to get cubic yards. Waste and cost included, prices are editable estimates.187 Pergola CalculatorFree pergola calculator. Pergola material by the square foot. Enter pergola area to get square feet, price is material only and editable. Waste and cost included, prices are editable estimates.188 Picket Fence Panel CalculatorFree picket fence panel calculator. Picket fence panels, one panel about every 8 feet, with waste. Waste and cost included, prices are editable estimates.189 Concrete Pier CalculatorConcrete Pier Calculator: Sonotube Volume and Bags (Free) - free online calculator. A pier is a cylinder. Its volume is pi times radius squared times.190 Planter Soil CalculatorFree planter soil calculator. Planter soil. Enter planter length, width and depth to get cubic yards. Waste and cost included, prices are editable estimates.191 Plaster CalculatorFree plaster calculator. Plaster material by the square foot. Enter wall area to get square feet. Waste and cost included, prices are editable estimates.192 Porch CalculatorFree porch calculator. Porch material by the square foot. Enter porch area to get square feet. Waste and cost included, prices are editable estimates.193 Primer CalculatorFree primer calculator. Primer at about 300 square feet per gallon. Enter wall area to get gallons. Waste and cost included, prices are editable estimates.194 Privacy Fence Panel CalculatorFree privacy fence panel calculator. Privacy fence panels, one panel about every 8 feet, with waste. Waste and cost included, prices are editable estimates.195 Raised Bed Soil CalculatorFree raised bed soil calculator. Raised bed soil. Enter bed length, width and depth to get cubic yards. Waste and cost included, prices are editable estimates.196 Retaining Wall Block CalculatorFree retaining wall block calculator. Retaining wall blocks at about 1.125 blocks per square foot, with waste. Waste and cost included, prices are editable estimates.197 Ridge Cap CalculatorFree ridge cap calculator. Ridge caps sold by the foot. Enter ridge length to get caps needed. Waste and cost included, prices are editable estimates.198 River Rock CalculatorFree river rock calculator. River rock. Enter length, width and depth to get cubic yards. Waste and cost included, prices are editable estimates.199 Roof Coating CalculatorFree roof coating calculator. Roof coating at about 100 square feet per gallon. Enter roof area to get gallons. Waste and cost included, prices are editable estimates.200 Roof Underlayment CalculatorFree roof underlayment calculator. Roof underlayment sold by the square foot. Enter roof area to get square feet. Waste and cost included, prices are editable estimates.201 Roof Vent CalculatorFree roof vent calculator. Roof vents, about one vent per 300 square feet, with waste. Waste and cost included, prices are editable estimates.202 Roofing CalculatorRoofing Shingle Calculator: Squares, Bundles and Cost (Free) - free online calculator. Roofers measure in squares, and one square is 100 sq ft. Find.203 Sand CalculatorSand Calculator: Cubic Yards and Tons (Free) - free online calculator. Sand is sold by volume or by weight. For a rectangular area, multiply length by.204 Sealant CalculatorFree sealant calculator. Sealant tubes, one tube about 50 feet, with waste. Waste and cost included, prices are editable estimates.205 Plywood Sheathing CalculatorPlywood Sheathing Calculator: Sheets Needed (Free) - free online calculator. Sheathing is sold by the sheet, and the standard sheet is 4 ft by 8 ft,.206 Shed Floor CalculatorFree shed floor calculator. Shed floor material by the square foot. Enter floor area to get square feet. Waste and cost included, prices are editable estimates.207 Shingle Bundle CalculatorFree shingle bundle calculator. Roof shingles at about 33.3 square feet per bundle. Enter roof area to get bundles. Waste and cost included, prices are editable estimates.208 Shiplap CalculatorFree shiplap calculator. Shiplap sold by the square foot. Enter wall area to get square feet. Waste and cost included, prices are editable estimates.209 Shower Pan CalculatorFree shower pan calculator. Shower pan material by the square foot. Enter shower area to get square feet. Waste and cost included, prices are editable estimates.210 Shower Tile CalculatorFree shower tile calculator. Shower tile sold by the square foot. Enter tile area to get square feet. Waste and cost included, prices are editable estimates.211 Siding CalculatorSiding Calculator: Squares and Boxes (Free) - free online calculator. Siding is measured in squares, and one square is 100 sq ft. Find the wall area,.212 Sod CalculatorFree sod calculator. Sod sold by the square foot. Enter lawn area to get square feet needed. Waste and cost included, prices are editable estimates.213 Soffit CalculatorFree soffit calculator. Soffit sold by the foot. Enter eave length to get feet needed. Waste and cost included, prices are editable estimates.214 Soundproofing CalculatorFree soundproofing calculator. Soundproofing material by the square foot. Enter wall area to get square feet. Waste and cost included, prices are editable estimates.215 Sprinkler Head CalculatorFree sprinkler head calculator. Sprinkler heads, about one head per 100 square feet, with waste. Waste and cost included, prices are editable estimates.216 Stair CalculatorStair Calculator: Steps, Riser Height and Run (Free) - free online calculator. Stairs need equal risers. Divide the total rise by the max riser height.217 Stair Rail CalculatorFree stair rail calculator. Stair rail sold by the foot. Enter rail length to get feet needed. Waste and cost included, prices are editable estimates.218 Stepping Stone CalculatorFree stepping stone calculator. Stepping stones sold by the square foot. Enter path area to get square feet needed. Waste and cost included, prices are editable estimates.219 Stone Veneer CalculatorFree stone veneer calculator. Stone veneer sold by the square foot. Enter wall area to get square feet needed. Waste and cost included, prices are editable estimates.220 Stone Wall CalculatorFree stone wall calculator. Natural stone wall sold by the square foot. Enter wall area to get square feet needed. Waste and cost included, prices are editable estimates.221 Stucco CalculatorFree stucco calculator. Stucco material by the square foot. Enter wall area to get square feet. Waste and cost included, prices are editable estimates.222 Wall Stud CalculatorWall Stud Calculator: Studs and Plates (Free) - free online calculator. Studs stand vertically every 16 or 24 inches. Convert the wall length to.223 Texas Electricity Cost CalculatorTexas electricity cost calculator preloaded with the EIA 2024 average residential price of 14.94 cents per kWh. Estimate appliance and monthly costs.224 Tile Adhesive CalculatorFree tile adhesive calculator. Tile adhesive at about 50 square feet per bag. Enter tile area to get bags. Waste and cost included, prices are editable estimates.225 Tile CalculatorTile Calculator: How Many Tiles Do I Need? (Free) - free online calculator. Tiles are counted one by one. First find the floor area in square feet,.226 Tile Grout CalculatorFree tile grout calculator. Tile grout at about 100 square feet per bag. Enter tile area to get bags. Waste and cost included, prices are editable estimates.227 Tile Sealer CalculatorFree tile sealer calculator. Tile sealer at about 200 square feet per bottle. Enter tile area to get bottles. Waste and cost included, prices are editable estimates.228 Topsoil CalculatorTopsoil Calculator: Cubic Yards and Bags (Free) - free online calculator. Topsoil is sold by volume. For a rectangular bed, multiply length by width by.229 Underlayment CalculatorFree underlayment calculator. Underlayment sold by the square foot. Enter floor area to get square feet. Waste and cost included, prices are editable estimates.230 Vinyl Plank Flooring CalculatorFree vinyl plank flooring calculator. Vinyl plank flooring sold by the square foot. Enter floor area to get square feet. Waste and cost included, prices are editable estimates.231 Wainscot CalculatorFree wainscot calculator. Wainscot sold by the foot. Enter wall length to get feet needed. Waste and cost included, prices are editable estimates.232 Walkway Edging CalculatorFree walkway edging calculator. Walkway edging sold by the foot. Enter edging length to get feet needed. Waste and cost included, prices are editable estimates.233 Wall Panel CalculatorFree wall panel calculator. Wall panels sold by the square foot. Enter wall area to get square feet. Waste and cost included, prices are editable estimates.234 Wallpaper CalculatorWallpaper Calculator: Rolls Needed (Free) - free online calculator. Wallpaper is sold by the roll. Find the wall area, add waste for pattern matching.235 Watts to kWh ConverterWatts to kWh Converter: Free Conversion and Cost (2026) - free online calculator. 1,000 watts running for 1 hour uses 1 kWh. That is the simplest way.236 Weed Barrier CalculatorFree weed barrier calculator. Weed barrier sold by the square foot. Enter bed area to get square feet. Waste and cost included, prices are editable estimates.237 Wood Chips CalculatorFree wood chips calculator. Wood chips. Enter length, width and depth to get cubic yards. Waste and cost included, prices are editable estimates.238 Wood Fence Panel CalculatorFree wood fence panel calculator. Wood fence panels, one panel about every 8 feet, with waste. Waste and cost included, prices are editable estimates.