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Volume conversion

Cubic feet to US gallons Converter

Convert cubic feet to US gallons. The formula used here is 1 cubic foot = 7.48051948052 US gallons. The formula is gal = ft³ × 7.48051948052; 1 ft³ is 7.4805 gal.

Base answer
1 ft³ = 7.4805 gal
Rounding
4 decimals
Formula type
Factor
Conversion snapshot
From
Cubic feet (ft³)

A US customary and imperial volume unit used for rooms, soil, and storage.

To
US gallons (gal)

A US customary liquid volume equal to 3.785411784 liters.

Live converter
Cubic feet to US gallons
Type a value in cubic feet. The result updates in your browser, with no sign-in or external API.
Formula
gal = ft³ × 7.48051948052
ft³
Converted value
7.4805
gal (US gallons)
Common inputs:
How to convert cubic feet to US gallons
Volume conversions show up in recipes, containers, fuel, water, medicine, and lab work where kitchen, metric, and US customary units often overlap.

Start with your value in cubic feet, then apply the formula below. It stays visible so you can catch rounding mistakes instead of just copying the output.

Formula
gal = ft³ × 7.48051948052

Check whether the source uses US customary, metric, or nutrition-label conventions before rounding liquid and cooking conversions.

Liquid and cooking measurements may be limited by the measuring cup, spoon, or container markings even when the conversion factor is more precise. This page displays converted values with up to 4 decimal places by default.

Common Cubic feet to US gallons conversions
Common reference values for cubic feet to US gallons.
Values are calculated with gal = ft³ × 7.48051948052 and rounded for quick lookup.
Cubic feetUS gallons
1 ft³7.4805 gal
10 ft³74.8052 gal
100 ft³748.0519 gal
Examples
Sample inputs using the same formula as the converter.
Example 1
1 ft³7.4805 gal

Useful for kitchen and recipe measurements. Use the same formula with your exact input if the measurement needs to be documented.

Example 2
10 ft³74.8052 gal

Useful for liquid storage, tanks, and containers. Use the same formula with your exact input if the measurement needs to be documented.

Example 3
100 ft³748.0519 gal

Useful for construction, gardening, and material estimates. Use the same formula with your exact input if the measurement needs to be documented.

FAQs
These answers use the same formula as the converter above.
How do I convert cubic feet to US gallons?

Enter the value in cubic feet and apply gal = ft³ × 7.48051948052. Round the US gallons result after the conversion, not before.

What is 1 cubic foot in US gallons?

1 ft³ equals 7.4805 gal with the current rounding setting. Keep more decimal places when the result feeds another calculation.

What is 10 ft³ in gal?

10 ft³ is 74.8052 gal. It appears in the lookup table so you can compare it with nearby amounts.

Can I convert US gallons back to cubic feet?

Yes. Use the reverse US gallons to Cubic feet converter if you need to go the other direction.

How accurate is this cubic feet to US gallons conversion?

The calculator runs the formula in your browser and rounds results to 4 decimal places by default. Liquid and cooking measurements may be limited by the measuring cup, spoon, or container markings even when the conversion factor is more precise.