Conversion

US Gallons to US Quarts Converter

1 US gallon = 4 qt. Enter any value to convert US gallons (gal) to US quarts (qt), or use the table below for common values.

Results

1 gal =4 qtUS gallons → US quarts
1 gal4 qt
1 qt0.25 gal
Formula
qt = gal × 4
1 gal in other units
1 gal in other units
UnitValue
milliliters (mL)3,785.411784
liters (L)3.785411784
cubic meters (m³)0.003785411784
US teaspoons (tsp)768
US tablespoons (tbsp)256
US fluid ounces (fl oz)128
US cups (cup)16
US pints (pt)8
US quarts (qt)4

Formula

qt = gal × 4

Example: 10 gal = 40 qt. To convert the other way, use gal = qt × 0.25.

US Gallons to US Quarts conversion table

US Gallons (gal)US Quarts (qt)
1 gal4 qt
2 gal8 qt
3 gal12 qt
4 gal16 qt
5 gal20 qt
6 gal24 qt
7 gal28 qt
8 gal32 qt
9 gal36 qt
10 gal40 qt
15 gal60 qt
20 gal80 qt
25 gal100 qt
30 gal120 qt
40 gal160 qt
50 gal200 qt
75 gal300 qt
100 gal400 qt
250 gal1,000 qt
500 gal2,000 qt
1,000 gal4,000 qt

About US gallons and US quarts

The US gallon is exactly 231 cubic inches, about 3.785 liters. Fuel and milk are sold by the gallon in the US; the UK imperial gallon is about 4.546 liters.

The US liquid quart is 2 US pints or a quarter of a US gallon, about 946 mL.

Other Volume conversions

Frequently asked questions

How do I convert US gallons to US quarts?

Use the formula qt = gal × 4. For example, 10 gal = 40 qt.

What is 1 US gallon in US quarts?

1 gal = 4 qt.

How do I convert US quarts back to US gallons?

Use gal = qt × 0.25. 1 qt = 0.25 gal.