Convert US Gallon to Cubic Foot

Type the number of gallons that you wish to convert to cubic feet.

1 gal (gallons) = 0.1336805556 ft³ (cubic feet)

How to Convert Gallons to Cubic Feet

The us gallon and cubic foot are both units of volume. 1 cubic foot equals 7.4805194805 gallons. This means to convert gallons to cubic feet, you divide by 7.4805194805.

Formula

cubic feet = gallons ÷ 7.4805194805

Step-by-Step Example

Convert 5 gal to cubic feet:

1
Convert 5 gal to cubic feet

We need to convert gallons to cubic feet

2
Apply the formula

Since 1 ft³ = 7.4805194805 gal, divide by 7.4805194805

5 ÷ 7.4805194805 = 0.6684027778

Answer

5 gal = 0.6684027778 ft³

US Gallon to Cubic Foot Conversion Table

Quick reference table for common us gallon to cubic foot conversions. Click any value for detailed calculation.

Gallons (gal) Cubic Feet (ft³)
1 gal 0.1336805556 ft³
2 gal 0.2673611111 ft³
5 gal 0.6684027778 ft³
10 gal 1.3368055556 ft³
15 gal 2.0052083333 ft³
20 gal 2.6736111111 ft³
25 gal 3.3420138889 ft³
50 gal 6.6840277778 ft³
100 gal 13.368055556 ft³

About These Units

US Gallon (gal)

A US gallon (gal) equals 128 fluid ounces, 4 quarts, 8 pints, or 3.785 liters. Gallons are the standard for fuel prices, milk containers, and paint cans in the United States. A US gallon is smaller than an Imperial gallon (4.546 L). One gallon of water weighs 8.34 pounds.

Cubic Foot (ft³)

A cubic foot (ft³ or cu ft) equals 1,728 cubic inches, 7.48 gallons, or 28.32 liters. Cubic feet measure refrigerator capacity, storage units, natural gas usage, and shipping volumes. One cubic foot of water weighs 62.4 pounds.

Frequently Asked Questions

How do I convert gallons to cubic feet?

To convert gallons to cubic feet, divide the value by 7.4805194805. For example, 10 gal = 1.3368055556 ft³.

How many cubic feet are in 1 us gallon?

1 us gallon equals 0.1336805556 cubic feet.

What is the formula for gallons to cubic feet?

The formula is: ft³ = gal ÷ 7.4805194805.