US cups to US gallons
1 US cup in US gallons
1 cup = 0.0625 gal
gal = cup × 1/16
To convert US cups to US gallons, multiply by 0.0625. The table below gives the values people look up most often, and the converter works for any number.
US cups to US gallons table
| US cups | US gallons |
|---|---|
| 1 cup | 0.0625 |
| 2 cup | 0.125 |
| 3 cup | 0.1875 |
| 4 cup | 0.25 |
| 5 cup | 0.3125 |
| 10 cup | 0.625 |
| 15 cup | 0.9375 |
| 20 cup | 1.25 |
| 25 cup | 1.5625 |
| 30 cup | 1.875 |
| 40 cup | 2.5 |
| 50 cup | 3.125 |
| 75 cup | 4.6875 |
| 100 cup | 6.25 |
| 250 cup | 15.625 |
| 500 cup | 31.25 |
| 1,000 cup | 62.5 |
How the conversion works
The relationship is gal = cup × 1/16. 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 cup: US legal cup is 240 mL; the customary cup used here is 236.588 mL.
US gallon: US liquid gallon. The imperial gallon is about 20% larger.
Common questions
- How many US gallons are in one US cup?
- One US cup equals 0.0625 US gallons. gal = cup × 1/16.
- How do you convert US cups to US gallons?
- Use gal = cup × 1/16. So 10 cup is 0.625 gal.
- How many US cups are in one US gallon?
- One US gallon equals 16 US cups, which is the reverse of the conversion above.
- Is there more than one kind of US cup?
- US legal cup is 240 mL; the customary cup used here is 236.588 mL. 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