Gallons (US) to Cubic Feet
Convert Gallons (US) (gal) to Cubic Feet (ft³) instantly, with a formula, reference table, and FAQ.
Formula
Gallons (US) × 0.133681 = Cubic Feet
Gallons (US) (gal) and Cubic Feet (ft³) are both units of volume. Use the converter above for any value, or check the quick-reference table below for common amounts.
Quick reference
| gal | ft³ |
|---|---|
| 1 gal | 0.133681 ft³ |
| 5 gal | 0.668403 ft³ |
| 10 gal | 1.33681 ft³ |
| 25 gal | 3.34201 ft³ |
| 50 gal | 6.68403 ft³ |
| 100 gal | 13.3681 ft³ |
| 500 gal | 66.8403 ft³ |
| 1000 gal | 133.681 ft³ |
Frequently asked questions
How many Cubic Feet is one Gallons (US)?
One Gallons (US) (gal) equals 0.133681 Cubic Feet (ft³).
How do I convert Gallons (US) to Cubic Feet?
Multiply the value in Gallons (US) by 0.133681 to get Cubic Feet.
Is the Gallons (US) to Cubic Feet conversion exact?
Yes — this converter uses the internationally defined conversion factor between gallons (us) and cubic feet, accurate to several decimal places.