Volume · Unit Converter

Convert Board Foot to US Gallon

Convert board feet to us gallons instantly. 1 board foot = 0.6233766234 us gallon — use the live calculator, the exact formula, a conversion table and worked examples. Also check the US Gallon to Board Foot converter for the reverse conversion.

Written by Sunith Babu L, Ph.D., Lead Engineer Reviewed by Dr. Jaya Christiyan K G, Ph.D.
Volume category 2 min read Published Last reviewed Updated

Units explained

Industrial / Specialized

Board Foot

What is a board foot?

A board foot is 144 cubic inches (2.35974 L), nominally 1 ft × 1 ft × 1 in of lumber.

Origin of the board foot

A traditional measure of sawn-timber volume.

Where it is used

Standard for pricing hardwood lumber in North America.

When and where it was developed

North American lumber trade.

US Customary (Liquid)

US Gallon

What is a us gallon?

The US liquid gallon is defined as exactly 231 cubic inches (3.785411784 liters).

Origin of the us gallon

Based on the English wine gallon of 231 cubic inches, retained by the US after 1824.

Where it is used

The primary US unit for fuel, milk and large beverage containers.

When and where it was developed

English wine gallon; US since 1824.

Board Foot to US Gallon conversion formula

The relationship between board feet and us gallons:

1 bf = 0.6233766234 gal
1 gal = 1.6041666667 bf

To convert board feet to us gallons, multiply the value in board feet by 0.6233766234. To reverse, multiply us gallons by 1.6041666667.

How to use this converter

Type a value into the calculator. The result in us gallons updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the US Gallon to Board Foot converter for the reverse direction.

Step-by-step: convert board feet to us gallons

  1. Write down the value in board feet (bf).
  2. Multiply that value by the factor 0.6233766234.
  3. The product is the equivalent value in us gallons (gal).
  4. To reverse, multiply the us gallon value by 1.6041666667.

Worked examples

Example 1 — Convert 1 bf to gal:
1 × 0.6233766234 = 0.6233766234 gal

Example 2 — Convert 100 bf to gal:
100 × 0.6233766234 = 62.3376623377 gal

Real-world example — Ruler-scale measurements

A 30-board foot school ruler converts cleanly to us gallons — useful when buying a desk accessory from a retailer whose product specs use a different unit.

30 bf × 0.6233766234 = 18.7012987013 gal

Real-world example — Hardware-scale dimensions

A 10-board foot fastener or component is about as long as a thumbnail. Mechanics and DIY enthusiasts convert between board feet and us gallons daily when mixing metric and imperial tools.

10 bf × 0.6233766234 = 6.2337662338 gal

Real-world example — Postcard and small-object dimensions

A postcard is about 5 board feet wide. Converting to us gallons is essential for international postal addressing forms that ask for dimensions in different units across countries.

5 bf × 0.6233766234 = 3.1168831169 gal

Board Foot to US Gallon conversion table

Standard reference values for converting board feet to us gallons:

Board Foot [bf]US Gallon [gal]
0.010.0062337662
0.10.0623376623
10.6233766234
21.2467532468
31.8701298701
42.4935064935
53.1168831169
106.2337662338
2012.4675324675
3018.7012987013
4024.9350649351
5031.1688311688
10062.3376623377
500311.6883116883
1000623.3766233766

Frequently asked questions

How many us gallons is 1 board foot?
1 board foot equals 0.6233766234 us gallon.
How do I convert board feet to us gallons?
Multiply the value in board feet by 0.6233766234 to get us gallons.
How do I convert us gallons back to board feet?
Multiply the value in us gallons by 1.6041666667, or use the US Gallon to Board Foot converter.
How many us gallons is 100 board feet?
100 board feet equals 62.3376623377 us gallons, because 100 × 0.6233766234 = 62.3376623377.

Convert Board Foot to other volume units

Show all Board Foot conversions

Sources & references

Conversion factor (1 bf = 0.6233766234 gal) verified against the following authoritative sources:

Results are provided for general reference. Verify critical measurements against an authoritative standard.