1 US gallon to US quarts
1 gal = 4 qt. Change the amount below, or read the formula and the reference table further down.
1 US gallon equals
US quarts
1 gal = 4 qt
The formula
US gallons and US quarts both measure volume from the same zero, so a single multiplier does the job.
qt = gal × 4
Going the other way? Convert US quarts to US gallons.
US gallons to US quarts table
Values either side of 1 gal.
| US gallons (gal) | US quarts (qt) |
|---|---|
| -4 | -16 |
| -3.5 | -14 |
| -3 | -12 |
| -2.5 | -10 |
| -2 | -8 |
| -1.5 | -6 |
| -1 | -4 |
| -0.5 | -2 |
| 0 | 0 |
| 0.5 | 2 |
| 1 | 4 |
| 1.5 | 6 |
| 2 | 8 |
| 2.5 | 10 |
| 3 | 12 |
| 3.5 | 14 |
| 4 | 16 |
| 4.5 | 18 |
| 5 | 20 |
| 5.5 | 22 |
| 6 | 24 |
Questions people ask
- How many US quarts are in a US gallon?
- One US gallon equals 4 US quarts.
- How do I convert US gallons to US quarts by hand?
- Multiply the number of US gallons by 4. For a rough check, 4 is close enough for most everyday use.
- What is 1 US gallon in US quarts?
- 1 US gallon is 4 US quarts.
Calcuit generates this page from a unit table, so the factors here match every other page on the site.