Cubic feet to US gallons
1 cubic foot in US gallons
1 ft³ = 7.480519 gal
gal = ft³ × 7.480519481
To convert cubic feet to US gallons, multiply by 7.480519481. The table below gives the values people look up most often, and the converter works for any number.
Cubic feet to US gallons table
| Cubic feet | US gallons |
|---|---|
| 1 ft³ | 7.480519 |
| 2 ft³ | 14.96104 |
| 3 ft³ | 22.44156 |
| 4 ft³ | 29.92208 |
| 5 ft³ | 37.4026 |
| 10 ft³ | 74.80519 |
| 15 ft³ | 112.2078 |
| 20 ft³ | 149.6104 |
| 25 ft³ | 187.013 |
| 30 ft³ | 224.4156 |
| 40 ft³ | 299.2208 |
| 50 ft³ | 374.026 |
| 75 ft³ | 561.039 |
| 100 ft³ | 748.0519 |
| 250 ft³ | 1,870.1299 |
| 500 ft³ | 3,740.2597 |
| 1,000 ft³ | 7,480.5195 |
How the conversion works
The relationship is gal = ft³ × 7.480519481. Both units measure volume, so the conversion is a fixed factor that never changes. The figure is exact rather than approximate: since the international yard and pound agreement of 1959, an inch is defined as exactly 25.4 millimetres and a pound as exactly 0.45359237 kilograms, and every other imperial and US customary unit here is derived from those two.
US gallon: US liquid gallon. The imperial gallon is about 20% larger.
Common questions
- How many US gallons are in one cubic foot?
- One cubic foot equals 7.480519 US gallons. gal = ft³ × 7.480519481.
- How do you convert cubic feet to US gallons?
- Use gal = ft³ × 7.480519481. So 10 ft³ is 74.80519 gal.
- How many cubic feet are in one US gallon?
- One US gallon equals 0.13368 cubic feet, which is the reverse of the conversion above.
- Is there more than one kind of US gallon?
- US liquid gallon. The imperial gallon is about 20% larger.
Related pages
Sources
- Guide for the Use of the International System of Units (SP 811) — NIST (Public domain (US Government))
- The International System of Units (SI Brochure) — Bureau International des Poids et Mesures
- Calculated on this page — At One Place