Convert Cubic Feet to US Gallons
Convert Cubic Feet (ft³) to US Gallons (gal) instantly. Enter a value below and the result updates live — accurate to 8 significant figures. 1 Cubic Feet = 7.4805195 US Gallons.
Numbers round to 8 significant figures — the underlying math is full-precision.
Cubic Feet to US Gallons formula
Multiply the Cubic Feet value by 7.4805195.
gal = ft³ × 7.480519480519482
Cubic Feet to US Gallons conversion table
| Cubic Feet (ft³) | US Gallons (gal) |
|---|---|
| 1 | 7.4805195 |
| 5 | 37.402597 |
| 10 | 74.805195 |
| 20 | 149.61039 |
| 50 | 374.02597 |
| 100 | 748.05195 |
| 500 | 3740.2597 |
| 1000 | 7480.5195 |
Cubic Feet to US Gallons — FAQ
What is 1 ft³ in gal?
1 Cubic Feet (ft³) equals 7.4805195 US Gallons (gal). For example, 10 ft³ = 74.805195 gal.
How do I convert Cubic Feet to US Gallons?
Multiply the Cubic Feet value by 7.4805195. Or simply type any value into the converter above and the US Gallons result updates instantly.
Is the Cubic Feet to US Gallons conversion accurate?
Yes. The conversion uses the exact internationally-defined factor: 1 ft³ = 7.480519480519482 gal. Results are shown to 8 significant figures.
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