Board Foot Calculator

Estimate board feet and total volume for dimensional lumber using inch and foot measurements.

Thickness (in)

Width (in)

Length (ft)

Quantity

—Board feet each

—Total board feet

—Total cubic feet

T × W × L / 12For thickness and width in inches, length in feet

How to use this Board Foot Calculator

Calculate lumber board feet from thickness, width, length, and quantity. Enter your values above and the result is calculated directly in your browser. No account is required.

Fast answer, clear inputs

This tool is built around one job: give the answer quickly without forcing a signup or hiding the result. Related tools are linked nearby when the next calculation or conversion is useful.