Gallon to Quart Converter
Convert gallon to quart instantly.
Standard volume units
liter 378.541
milliliter 378541.178
cup 1600
fluid ounce 12800
pint 800
quart 400
UK pint 666.139
Fun comparisons
espresso shots ☕~ 12618.04
standard water bottles 🍶~ 757.08
bathtubs 🛁~ 2
Olympic swimming pools 🏊~ Less than 0.01
How to convert gallon to quart
Enter your value in gallon and see the equivalent in quart instantly. The converter includes real-world comparisons - like water bottles and bathtubs - to help you picture the volume.
The US gallon is used for large liquid volumes; quarts break gallons into four equal parts. Ice cream is commonly sold in quart and half-gallon sizes.
Need the opposite direction? Convert quart to gallon just as easily, or explore all our volume conversions.
Common gallon to quart conversions
| Gallon (gal) | Quart (qt) |
|---|---|
| 1 | 4 |
| 5 | 20 |
| 10 | 40 |
| 25 | 100 |
| 50 | 200 |
| 100 | 400 |
| 500 | 2000 |
| 1000 | 4000 |
Frequently asked questions
1 gallon equals 4 quart.
Multiply by 4. For example, 5 gal = 20 qt.
2.5 gallons equals exactly 10 quarts.
1 quart equals 0.25 gallon.
100 gallon equals 400 quart.