Quarts to US Gallons
Convert quarts (qt) to us gallons (gal) instantly — with formula and reference table.
qt
gal
Quick answer: 1 qt = 0.25 gal. To convert quarts to us gallons, multiply by qt × 0.25.
Converting quarts to us gallons
This converter changes a value in quarts (qt) into us gallons (gal). One quart equals 0.25 gal. One US gallon equals 4 quarts, so converting quarts to gallons means dividing by 4. The conversion runs entirely in your browser — enter a value and the result updates instantly, in either direction.
Formula
gal = qt × 0.25
Example
Convert 10 qt to gal: 10 × 0.25 = 2.5 gal.
Quarts to US Gallons conversion table
| Quarts (qt) | US Gallons (gal) |
|---|---|
| 1 qt | 0.25 gal |
| 2 qt | 0.5 gal |
| 3 qt | 0.75 gal |
| 5 qt | 1.25 gal |
| 10 qt | 2.5 gal |
| 20 qt | 5 gal |
| 25 qt | 6.25 gal |
| 50 qt | 12.5 gal |
| 100 qt | 25 gal |
How to use this converter
- Enter a value in the quarts (qt) field.
- Read the converted value in us gallons (gal) below.
- Type into the gal field instead to convert in reverse, or use the swap button.
Frequently asked questions
How many gallons is 4 quarts?
4 quarts equals exactly 1 US gallon.
How do I convert 8 quarts to gallons?
8 divided by 4 = 2 gallons.
How many quarts in a gallon?
There are 4 quarts in a US gallon.