US Quarts to US Gallons (qt to gal) Converter
1 US quart (qt) = 0.25 US gallons (gal). To convert US quarts to US gallons, multiply by 0.25: 25 qt × 0.25 = 6.25 gal.
Quick facts
- 1 qt = 0.25 gal
- 1 gal = 4 qt
- Formula: gal = qt × 0.25
- Quick estimate: multiply by about 0.25
How to convert US quarts to US gallons
- Take the value in US quarts.
- Multiply it by 0.25 (the number of US gallons in one US quart).
- Round the result to the precision you need.
Worked example: 25 qt × 0.25 = 6.25 gal.
To convert US gallons back to US quarts, multiply by 4, or divide by 0.25.
Source: NIST Handbook 44, Appendix C, and NIST SP 811 (US customary volume units).
US Quarts to US Gallons conversion table
| US Quarts [qt] | US Gallons [gal] |
|---|---|
| 0.01 qt | 0.0025 gal |
| 0.1 qt | 0.025 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 |
| 50 qt | 12.5 gal |
| 100 qt | 25 gal |
| 1000 qt | 250 gal |
qt to gal chart from 1 to 100
- 1 qt 0.25 gal
- 2 qt 0.5 gal
- 3 qt 0.75 gal
- 4 qt 1 gal
- 5 qt 1.25 gal
- 6 qt 1.5 gal
- 7 qt 1.75 gal
- 8 qt 2 gal
- 9 qt 2.25 gal
- 10 qt 2.5 gal
- 11 qt 2.75 gal
- 12 qt 3 gal
- 13 qt 3.25 gal
- 14 qt 3.5 gal
- 15 qt 3.75 gal
- 16 qt 4 gal
- 17 qt 4.25 gal
- 18 qt 4.5 gal
- 19 qt 4.75 gal
- 20 qt 5 gal
- 25 qt 6.25 gal
- 30 qt 7.5 gal
- 35 qt 8.75 gal
- 40 qt 10 gal
- 45 qt 11.25 gal
- 50 qt 12.5 gal
- 55 qt 13.75 gal
- 60 qt 15 gal
- 65 qt 16.25 gal
- 70 qt 17.5 gal
- 75 qt 18.75 gal
- 80 qt 20 gal
- 85 qt 21.25 gal
- 90 qt 22.5 gal
- 95 qt 23.75 gal
- 100 qt 25 gal
US Gallons to US Quarts conversion table
| US Gallons [gal] | US Quarts [qt] |
|---|---|
| 0.01 gal | 0.04 qt |
| 0.1 gal | 0.4 qt |
| 1 gal | 4 qt |
| 2 gal | 8 qt |
| 3 gal | 12 qt |
| 5 gal | 20 qt |
| 10 gal | 40 qt |
| 20 gal | 80 qt |
| 50 gal | 200 qt |
| 100 gal | 400 qt |
| 1000 gal | 4000 qt |
US Quarts vs US Gallons
| US Quart | US Gallon | |
|---|---|---|
| Symbol | qt | gal |
| Equals | 1 qt = 0.25 gal | 1 gal = 4 qt |
What is a US quart?
A US customary unit equal to 2 pints or 1/4 gallon. Used in the US for milk, motor oil, and cooking.
What is a US gallon?
A US customary unit equal to 4 quarts. Used in the US for fuel, milk, and paint.
Frequently asked questions
How many US gallons are in a US quart?
There are 0.25 US gallons in 1 US quart (1 qt = 0.25 gal).
How many US quarts are in a US gallon?
There are 4 US quarts in 1 US gallon (1 gal = 4 qt).
How do I convert US quarts to US gallons?
Multiply the number of US quarts by 0.25. For example, 10 qt × 0.25 = 2.5 gal. To convert back, multiply by 4.
What is 10 qt in US gallons?
10 qt = 2.5 gal.
What is 100 qt in US gallons?
100 qt = 25 gal.
Is the conversion exact?
Yes. The factor comes from the official definitions of both units (NIST Handbook 44, Appendix C, and NIST SP 811 (US customary volume units)). Results are shown to up to 10 decimal places; round them to suit your purpose.
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