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Cubic Foot to US Gallon Converter

1 Cubic Foot = 7.480519 US Gallon

7.480519

1 Cubic Foot = 7.480519 US Gallon

Cubic Foot to US Gallon Conversion Table

Cubic Foot (ft³)US Gallon (gal)
00
17.480519
537.402597
1074.805195
25187.012987
50374.025974
100748.051948

Cubic Foot to US Gallon Formula

1 Cubic Foot = 7.4805194805 US Gallons. To convert cubic feet to us gallons, multiply by 7.4805194805.

Example: Convert 5 Cubic Feet to US Gallons

5 × 7.4805194805 = 37.4025974026
Result: 5 Cubic Feet = 37.4025974026 US Gallons

Storage Capacity and Liquid Volume

Cubic feet measure three-dimensional space, while US gallons are commonly used for liquids such as fuel, water and chemicals.

Water Storage Applications

Water tanks, aquariums and rain collection systems are often described using either cubic feet or gallons.

Why Gallons Are Easier to Visualize

Most people have a better sense of a gallon than a cubic foot, making the conversion useful when estimating liquid capacity.

Aquarium Example

A one-cubic-foot aquarium can hold approximately 7.48 US gallons of water.

How to Convert Cubic Feet to US Gallons

Multiply cubic feet by 7.48052. For example: 1 ft³ = 7.48 US gal 10 ft³ = 74.81 US gal

FAQ

Can cubic feet be used to measure liquid capacity?
Yes. Cubic feet measure volume, so they can be converted to liquid units such as gallons.
What does 1 cubic foot equal in US gallons?
One cubic foot equals approximately 7.48052 US gallons.
Where is this conversion common?
It is useful for aquariums, water tanks, plumbing calculations and pool capacity estimates.

Reviewed and verified by ConvertAmore

Last updated:

All calculations are based on internationally recognized measurement standards and established conversion formulas. Learn more about our calculation methodology, precision, and sources.

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