Convert US gallons to US cups
1 gal = 16 cup. Change the amount below, or read the formula and the reference table further down.
1 US gallon equals
US cups
1 gal = 16 cup
The formula
US gallons and US cups both measure volume from the same zero, so a single multiplier does the job.
cup = gal × 16
Going the other way? Convert US cups to US gallons.
US gallons to US cups table
Common values, rounded for reading.
| US gallons (gal) | US cups (cup) |
|---|---|
| 1 | 16 |
| 2 | 32 |
| 3 | 48 |
| 4 | 64 |
| 5 | 80 |
| 6 | 96 |
| 7 | 112 |
| 8 | 128 |
| 9 | 144 |
| 10 | 160 |
| 15 | 240 |
| 20 | 320 |
| 25 | 400 |
| 30 | 480 |
| 40 | 640 |
| 50 | 800 |
| 75 | 1,200 |
| 100 | 1,600 |
| 250 | 4,000 |
| 500 | 8,000 |
| 1,000 | 16,000 |
Questions people ask
- How many US cups are in a US gallon?
- One US gallon equals 16 US cups.
- How do I convert US gallons to US cups by hand?
- Multiply the number of US gallons by 16. For a rough check, 16 is close enough for most everyday use.
- What is 1 US gallon in US cups?
- 1 US gallon is 16 US cups.
Calcuit generates this page from a unit table, so the factors here match every other page on the site.