Volume
ft³ to gallons Converter
1 ft³ = 7.4805 gal. Enter any value and the result updates instantly.
Convert
Accuracy and rounding
For tanks, planters, aquariums, and container capacity.
Metric volume units are fixed, and cups, teaspoons, tablespoons, pints, quarts, and gallons use U.S. liquid measures unless imperial is named.
For recipes, round to the nearest useful spoon, cup, or milliliter. For containers and dosing, keep more precision in gallons.
How to convert ft³ to gallons
- Type the ft³ value in the calculator.
- Keep ft³ selected as the from unit and gallons selected as the to unit.
- Use the instant result, or copy it with the copy button.
ft³ to gallons chart
| ft³ | gallons |
|---|---|
| 1 ft³ | 7.4805 gal |
| 2 ft³ | 14.961 gal |
| 5 ft³ | 37.4026 gal |
| 10 ft³ | 74.8052 gal |
| 25 ft³ | 187.01 gal |
| 50 ft³ | 374.03 gal |
| 100 ft³ | 748.05 gal |
Formula
gal = ft³ x 7.480519480519
Example: 1 ft³ = 7.4805 gal.
Source
Liter, cubic meter, and U.S. customary liquid measure relationships.
Common questions
How do I convert ft³ to gallons?
Enter the ft³ value in the converter, or multiply by the factor shown in the formula. 1 ft³ = 7.4805 gal.
What should I watch out for?
U.S. liquid units are used for cups, teaspoons, tablespoons, pints, quarts, and gallons unless the page says imperial.
Where does this volume conversion come from?
Liter, cubic meter, and U.S. customary liquid measure relationships. ConverterBase uses stable definitions and fixed conversion factors, not live or rounded market data.