Oz to Quarts Converter

Convert fluid ounces to quarts instantly — 1 quart = 32 fl oz

1

Enter Fluid Ounces

fl oz
2

Result

Quarts
1
32 fl oz = 1 quart
Pints2
Cups4
Gallons0.25
Milliliters946.35

Oz to Quarts Formula

Quarts = Fluid Ounces ÷ 32
Because 1 US quart = 32 US fluid ounces

Example: 48 oz ÷ 32 = 1.5 quarts

Reverse (quarts to oz): Multiply quarts × 32. So 2.5 quarts × 32 = 80 oz.

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Quick trick: 32 oz = 1 quart. 16 oz = ½ quart. 64 oz = 2 quarts. 128 oz = 1 gallon (4 quarts).

Common Oz to Quarts Conversions

Fluid Ounces (fl oz)Quarts (qt)PintsCups
1 oz0.03125 qt0.0625 pt0.125 c
2 oz0.0625 qt0.125 pt0.25 c
4 oz0.125 qt0.25 pt0.5 c
8 oz0.25 qt0.5 pt1 cup
12 oz0.375 qt0.75 pt1.5 c
16 oz0.5 qt1 pint2 cups
24 oz0.75 qt1.5 pt3 cups
32 oz1 quart2 pints4 cups
40 oz1.25 qt2.5 pt5 cups
48 oz1.5 qt3 pt6 cups
56 oz1.75 qt3.5 pt7 cups
64 oz2 quarts4 pints8 cups
80 oz2.5 qt5 pt10 cups
96 oz3 qt6 pt12 cups
128 oz4 quarts8 pints16 cups

US Liquid Volume — Full Reference

Understanding how fluid ounces, quarts, pints, cups, and gallons relate to each other:

Unit= Fluid Ounces= Quarts= Gallons
1 fluid ounce1 fl oz0.03125 qt0.0078 gal
1 cup8 fl oz0.25 qt0.0625 gal
1 pint16 fl oz0.5 qt0.125 gal
1 quart32 fl oz1 qt0.25 gal
1 half-gallon64 fl oz2 qt0.5 gal
1 gallon128 fl oz4 qt1 gal

Frequently Asked Questions

How many oz in a quart?

There are 32 US fluid ounces in 1 US quart. To convert ounces to quarts, divide by 32. So 16 oz = 0.5 qt, 32 oz = 1 qt, 64 oz = 2 qt.

How do you convert fluid ounces to quarts?

Divide the number of fluid ounces by 32. Formula: quarts = oz ÷ 32. Example: 48 oz ÷ 32 = 1.5 quarts.

Is 32 oz equal to 1 quart?

Yes. 32 US fluid ounces = exactly 1 US liquid quart. UK Imperial quarts are different — 1 Imperial quart = 40 Imperial fluid ounces.

How many quarts is 16 oz?

16 oz = 0.5 quarts (half a quart). 16 oz is also equal to 1 US pint and 2 cups.

How many quarts is 64 oz?

64 oz = 2 quarts. A 64 oz jug holds exactly 2 quarts, which is also half a gallon (0.5 gal).

What is the difference between fluid ounces and ounces?

Fluid ounces (fl oz) measure volume — used for liquids. Regular ounces (oz) measure weight — used for solids like flour or butter. Always use fluid ounces when converting to quarts since quarts measure volume.

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