Construction & Home Improvement Calculators
Free online construction calculators. Accurately estimate materials for concrete, tile, paint, flooring, and drywall projects.
62 available tools
A
3 tools
- Air Conditioning/Heating BTU CalculatorEstimate the required air conditioning cooling capacity based on room size.
- Asphalt Calculator | Driveway PavingCalculate tons of asphalt needed for your driveway or paving project.
- Asphalt Driveway CalculatorCalculate the tons of asphalt required to pave your driveway.
B
5 tools
- Board FeetCalculate the volume units of wood to purchase.
- Board Foot CalculatorLumber volume in board feet.
- Brick and Mortar CalculatorEstimate how many bricks and mortar you need for a wall.
- Brick Calculator | Masonry Wall EstimatorFree online brick calculator. Estimate how many bricks and mortar bags you need to build a wall, based on brick dimensions and mortar joint size.
- BTU CalculatorCalculate heating/cooling needs.
C
5 tools
- carpet calculatorCalculate the carpet area and cost required to cover the room.
- Cement block retaining wall calculatorCalculate the number of standard cement blocks required to build the wall.
- Concrete Block CalculatorCalculate how many cinder blocks you need for a wall.
- Concrete Calculator | Slab VolumeCalculate how many cubic yards and premixed bags of concrete you need for a slab.
- Concrete VolumeCubic yards of concrete.
D
3 tools
F
6 tools
- Fence CalculatorCalculate fence posts and panels.
- Fence Slats CalculatorCalculate the number of slats needed to build a wooden fence.
- Fencing CalculatorCalculate the materials needed (posts, panels) to build a fence of a given length.
- Firewood Calculator (Cord)Calculate the three-dimensional quantity of firewood (Full Cord).
- Floor area loss calculatorThe actual purchased area after adding losses.
- Flooring Calculator | Hardwood, Laminate, CarpetFree online flooring calculator. Estimate the square footage and total cost for hardwood, laminate, vinyl, or carpet flooring projects.
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3 tools
H
2 tools
L
2 tools
M
3 tools
P
7 tools
- Paint CalculatorCalculate how many gallons of paint are needed for a room.
- Paint CalculatorGallons of paint needed.
- Paint Gallons CalculatorCalculate the number of paint buckets needed to paint the wall.
- Patio Deck CalculatorCalculate the number of boards needed for your patio surface.
- Paver Calculator | Patio BlockCalculate how many patio pavers or blocks you need.
- Paving Stone/Tile CalculatorCalculate the number of patio pavers.
- Plywood Calculator (Plywood)Calculate the number of 4x8 plywood needed to cover the area.
R
6 tools
- Rebar WeightCalculate weight of rebar.
- Red brick quantity estimatorCalculate the total number of bricks needed to build a brick wall.
- Retaining wall brick calculatorCalculate the number of bricks needed to build a retaining wall.
- Roof Pitch CalculatorCalculate roof pitch.
- Roof Squares CalculatorConvert roof area to squares for construction.
- Roofing Calculator | Shingle Bundles EstimatorFree online roofing calculator. Estimate how many roofing squares and shingle bundles you need based on house footprint, pitch, and overhang.
S
9 tools
- Sand CalculatorCalculate tons of sand.
- Sand volume calculatorCalculate the amount of sand you will need for your sandbox or tile base.
- Soil CalculatorCalculate cubic yards of soil.
- Solar Panel ArrayCalculate required solar panels.
- Solid Wood Flooring CalculatorCalculate the amount of solid wood flooring.
- Square Footage CalculatorCalculate the square footage (area) of any room or space for flooring, painting, or real estate.
- stair railing spacing calculatorCalculate perfect railing even spacing.
- Stair steps calculatorCalculate the number of stairs required based on the total height.
- Stairs CalculatorCalculate number of steps.
T
4 tools
- Tile CalculatorCalculate tiles needed.
- Tile count calculatorCalculate the total number of tiles based on the individual tile size.
- Topsoil volume (cubic yards) calculationCalculate the soil you will need for your infill garden.
- Topsoil/Soil CalculatorCalculate the volume of soil required to fill the lawn.