Siding Calculators
Vinyl, brick, board-and-batten and lap siding by wall area. 7 free calculators.
Siding estimates need to account for the exposed reveal of each course, not just total wall area - a smaller reveal means more courses and more material for the same wall.
These calculators work from wall dimensions (minus doors and windows) and your siding profile's exposure, then round up to full squares or panels.
Last reviewed September 2026
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All 7 Siding calculators
Siding Material Calculator
Siding material calculator for wall area and the siding squares to order, with doors and windows subtracted. Works for any siding sold by the square.
Vinyl Siding Calculator
Vinyl siding calculator for panel boxes, starter strip, corner posts, and J-channel. Enter house size, wall height, doors, windows, and outside corners.
Brick Calculator
Brick calculator for brick count, 80 lb mortar bags, and wall area. Enter the wall size, brick face dimensions, and joint width to get your numbers.
Board and Batten Siding Calculator
Board and batten siding calculator for boards, battens, and total linear feet of a wall. Set wall length, wall height, board width, and gap between boards.
Clapboard and Lap Board Siding Calculator
Clapboard siding calculator for courses, stock boards, and total linear feet on a lap siding wall. Set wall size, board width, overlap, and stock length.
Stone Veneer Calculator
Stone veneer calculator for flat and corner boxes, from wall area and outside corner length. Adjust box coverage to match your product's rating.
House Wrap / Weather Barrier Calculator
House wrap calculator for rolls of weather barrier, with seam overlap included. Enter your total exterior wall area and the coverage of one roll.