Frequently Asked Questions: Measuring Lumber

1. What is the difference between a linear foot and board foot?
2. How do I figure out a board foot?

1. What is the difference between a linear foot and board foot

A linear foot is a measure of length 12 inches long and a board foot is a number calculated by determining the volume of a board that is 12 inches wide and 1 inch thick. In other words, a 1" x 6" board that measures 24" long is exactly one board foot. (width" x thickness" x length' / 12)

 

2. How do I figure out a board foot?

To convert linear feet to board feet: thickness" x width" x length' 12 To convert board feet to linear feet: 12 thickness" x width" x board foot