Decking Estimator
Estimate decking boards, screws, and cost from width, length, board dimensions, joist spacing, screws per board, and prices. Area = width × length; board count rounds up to cover the area; screws = boards × estimated joists × screws per board; cost totals boards and screws. Cutting waste is excluded.
A QUICK WALKTHROUGH
How to use this tool
- Enter the values below.
- Estimate decking boards, screws, and cost from width, length, board dimensions, joist spacing, screws per board, and prices. Area = width × length; board count rounds up to cover the area; screws = boards × estimated joists × screws per board; cost totals boards and screws. Cutting waste is excluded.
- Calculate and review the result.
Formula and scope
Estimate decking boards, screws, and cost from width, length, board dimensions, joist spacing, screws per board, and prices. Area = width × length; board count rounds up to cover the area; screws = boards × estimated joists × screws per board; cost totals boards and screws. Cutting waste is excluded.
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GOOD TO KNOW
Common questions
How is it calculated?
Estimate decking boards, screws, and cost from width, length, board dimensions, joist spacing, screws per board, and prices. Area = width × length; board count rounds up to cover the area; screws = boards × estimated joists × screws per board; cost totals boards and screws. Cutting waste is excluded.