Convert US gallons to US cups
1 US gallon = 16 US cups · cup = gal × 16
When you need this conversion
This conversion goes from US gallons, the fuel and liquid volume unit in the US, to US cups, the volume-based measure central to American recipes. Both measure the same physical quantity, so the conversion is exact — the difference is which unit your source, tool, or region happens to use.
US gallons to US cups conversion table
| US gallons (gal) | US cups (cup) |
|---|---|
| 1 gal | 16 cup |
| 2 gal | 32 cup |
| 3 gal | 48 cup |
| 5 gal | 80 cup |
| 10 gal | 160 cup |
| 15 gal | 240 cup |
| 20 gal | 320 cup |
| 25 gal | 400 cup |
| 50 gal | 800 cup |
| 75 gal | 1,200 cup |
| 100 gal | 1,600 cup |
| 250 gal | 4,000 cup |
| 500 gal | 8,000 cup |
| 1,000 gal | 16,000 cup |
The formula
cup = gal × 16Because both units measure volume, the conversion is a single multiplication by a fixed factor. That factor never changes, so the result is exact.
Convert the other way
US cups to US gallons →Related volume conversions
- Milliliters to US cups
- US gallons to liters
- Milliliters to US fluid ounces
- Liters to cubic meters
- Liters to US gallons
- Cubic meters to liters
- Cubic meters to cubic feet
- Cubic feet to cubic meters
- US cups to milliliters
- US fluid ounces to milliliters
- Liters to US cups
- Cubic meters to US cups
Frequently asked questions
- How many US cups are in a US gallon?
- There are 16 US cups in 1 US gallon. The formula is cup = gal × 16.
- How do you convert US gallons to US cups?
- Use the formula cup = gal × 16. For example, 10 US gallons equals 160 US cups.
- Is the US gallons to US cups conversion exact?
- Yes. US gallons and US cups are both units of volume, related by an exact defined factor. Displayed results are rounded for readability.
- What is gal short for?
- gal is the standard symbol for US gallon (also written as gallons). cup is the symbol for US cup.