Gallons to Cubic Feet Converter

How to Convert Gallons to Cubic Feet

Our gallons to cubic feet converter makes it easy to switch between these two common volume units. Whether you are working with US gallons or UK (Imperial) gallons, the converter handles both and gives you instant results.

To convert gallons to cubic feet, multiply the number of gallons by 0.133681 (for US gallons) or 0.160544 (for UK gallons). To convert cubic feet to gallons, multiply by 7.48052 (US) or 6.22884 (UK).

Gallons to Cubic Feet Conversion Formulas

1 US gallon = 0.133681 cubic feet

1 UK gallon = 0.160544 cubic feet

1 cubic foot = 7.48052 US gallons

1 cubic foot = 6.22884 UK gallons

A cubic foot is a unit of volume equal to the space occupied by a cube with sides of 1 foot (12 inches) in length. It is commonly used in the United States for measuring refrigerator capacity, shipping volumes, and construction materials.

Common Uses for Gallons to Cubic Feet Conversion

Converting gallons to cubic feet is useful in many real-world situations. Aquarium owners need to know the volume of their tanks in gallons but often find filter and pump specifications in cubic feet per hour. Plumbers and HVAC technicians convert between these units for water heater sizing and pipe flow calculations. In construction, concrete and excavation volumes are measured in cubic feet while material quantities might be specified in gallons.