Quarts to Ounces Converter

Convert volume between US liquid quarts and fluid ounces instantly for cooking and baking

Volume Conversion

Volume in Quarts (US Liquid)

US liquid quart (≈ 946 ml)

Volume in Fluid Ounces (US)

fl oz

US fluid ounce (≈ 29.6 ml)

Conversion Formula

Quarts to Ounces: fl oz = quarts × 32

Ounces to Quarts: quarts = fl oz ÷ 32

Conversion factor: 1 quart = 32 fluid ounces (US liquid)

Common Quarts to Ounces Conversions

Quarts	Fluid Ounces	Common Use
0.25	8	1 cup / Small glass
0.5	16	1 pint / Water bottle
0.75	24	3 cups / Medium portion
1	32	Standard quart / 4 cups
1.5	48	Large pitcher
2	64	Half gallon / 8 cups
4	128	1 gallon / Large container

Example Calculations

Example 1: Convert 1.5 quarts to fluid ounces

Given: Volume = 1.5 quarts

Formula: fl oz = quarts × 32

Calculation: fl oz = 1.5 × 32 = 48

Result: 1.5 quarts = 48 fluid ounces

Note: This equals 6 cups or 3 pints, approximately 1.42 liters

Example 2: Convert 64 fluid ounces to quarts

Given: Volume = 64 fluid ounces

Formula: quarts = fl oz ÷ 32

Calculation: quarts = 64 ÷ 32 = 2

Result: 64 fluid ounces = 2 quarts (half gallon)

Note: This also equals 8 cups or 4 pints, approximately 1.89 liters

Example 3: Recipe Conversion

Scenario: Recipe calls for 3 quarts of stock

Convert to ounces: 3 × 32 = 96 fluid ounces

Alternative measurements:

12 cups
6 pints
0.75 gallons
Approximately 2.84 liters

Quick Reference

•

1 quart

= 32 fluid ounces

•

1 fluid ounce

= 0.03125 quarts (1/32 quart)

•

1 quart

= 4 cups = 2 pints

•

1 gallon

= 4 quarts = 128 fl oz

Practical Applications

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Recipe ingredient measurements

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Beverage serving sizes

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Soup and stock preparation

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Cocktail and drink mixing

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Food packaging measurements

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Daily water intake tracking

Understanding Quarts and Fluid Ounces

What is a Quart?

A quart is a unit of volume in the US customary system. The name "quart" comes from "quarter" because it represents one-quarter of a gallon. One US liquid quart equals approximately 946 milliliters or 0.946 liters. Quarts are commonly used for measuring larger volumes of liquids in cooking, such as broths, stocks, milk, and juice containers.

Quart Applications

•Cooking and baking measurements
•Beverage containers (milk, juice)
•Soup and stock recipes
•Food storage and preserving

What is a Fluid Ounce?

A fluid ounce (fl oz) is a unit of volume used in the US customary system. One US fluid ounce equals approximately 29.57 milliliters. Despite sharing the name "ounce," fluid ounces measure volume, not weight (like weight ounces do). Fluid ounces are commonly used for smaller liquid measurements in recipes, beverages, and product labels.

Fluid Ounce Applications

•Recipe liquid ingredients
•Beverage serving sizes
•Cocktail and drink mixing
•Product packaging labels

Conversion Relationship

The conversion between quarts and fluid ounces is straightforward: 1 quart = 32 fluid ounces

→To convert quarts to fluid ounces: multiply by 32
→To convert fluid ounces to quarts: divide by 32
→This is part of the US liquid volume system: 1 gallon = 4 quarts = 128 fl oz
→Each cup contains 8 fl oz, so 1 quart (4 cups) = 32 fl oz

Important Notes

⚠️This converter uses US liquid measurements (not dry quarts or weight ounces)
⚠️Fluid ounces measure volume, while weight ounces measure mass - they are different!
⚠️Imperial (UK) fluid ounces are slightly larger than US fluid ounces (28.4 ml vs 29.6 ml)
⚠️For precision baking, weighing ingredients is more accurate than volume measurements

Understanding the US Liquid Volume System

Volume Hierarchy

1 Gallon

= 4 quarts = 128 fl oz

1 Quart

= 2 pints = 4 cups = 32 fl oz

1 Pint

= 2 cups = 16 fl oz

1 Cup

= 8 fl oz = 16 tablespoons

1 Fluid Ounce

= 2 tablespoons = 6 teaspoons

Conversion Tips for Cooking

Quick Mental Math

Remember: 1 quart = 4 cups = 32 oz. So multiply quarts by 32 for ounces, or divide ounces by 32 for quarts.

Recipe Scaling

When doubling recipes with quarts, remember that 2 quarts equals 64 fl oz or half a gallon.

Common Conversions

Half quart (16 oz) = 1 pint. Quarter quart (8 oz) = 1 cup. These are useful for quick conversions.

Measuring Tips

Use measuring cups for dry ingredients and liquid measuring cups (with spout) for fluids for best accuracy.

Fluid Ounces vs Weight Ounces

It's crucial to understand that fluid ounces (fl oz) and weight ounces (oz) are completely different measurements:

Fluid Ounces (Volume)

• Measure volume (space occupied)
• Used for liquids
• Symbol: fl oz
• 1 fl oz ≈ 29.57 ml
• Example: 8 fl oz of water

Weight Ounces (Mass)

• Measure weight (mass)
• Used for solids
• Symbol: oz
• 1 oz ≈ 28.35 grams
• Example: 8 oz of flour

Important: 8 fl oz of water weighs about 8 oz, but this is a coincidence! For other liquids (like honey or oil), the weight will be different even though the volume is the same.

Frequently Asked Questions

How many fluid ounces are in a quart?

There are exactly 32 fluid ounces in one US liquid quart. This is a fixed conversion factor in the US customary system. To remember this, think of it as: 1 quart = 4 cups, and each cup is 8 fl oz, so 4 × 8 = 32 fl oz.

Is a quart of water the same as 32 ounces?

Yes, one quart equals 32 fluid ounces by volume. However, it's important to distinguish between fluid ounces (volume) and weight ounces (mass). While 1 quart of water weighs approximately 32 weight ounces, this is only true for water. Other liquids with different densities will have different weights even though they occupy the same volume.

How do I convert 64 ounces to quarts?

To convert 64 fluid ounces to quarts, divide by 32: 64 ÷ 32 = 2 quarts. This equals half a gallon, or 8 cups, or 4 pints. This is a common conversion when dealing with large beverage containers or recipe measurements.

What's the difference between US and UK quarts/fluid ounces?

The US and UK (Imperial) systems use different volumes:

US liquid quart: 946.35 ml (32 US fl oz)
UK (Imperial) quart: 1,136.52 ml (40 UK fl oz)
US fluid ounce: 29.57 ml
UK fluid ounce: 28.41 ml

Always check which system a recipe uses to ensure accurate measurements!

How many 8 oz glasses equal a quart?

Four 8-ounce glasses equal one quart (4 × 8 = 32 fluid ounces). This is helpful for tracking daily water intake - drinking eight 8 oz glasses per day equals 2 quarts or half a gallon, which is approximately 1.9 liters.

Can I use this converter for dry ingredients?

This converter is designed for liquid volume measurements. For dry ingredients, it's more accurate to use weight measurements (ounces/grams) rather than volume, as dry ingredients can be packed differently affecting volume. However, if a recipe specifically calls for dry quarts or cups, the volumetric conversions remain the same, though a dry quart (1,101 ml) is slightly different from a liquid quart (946 ml).