How do you convert us quarts to us gallons?

To convert us quarts to us gallons, multiply by 0.25. For example, 21 qt is 5.25 gal.

How many us gallons are in a us quart?

There are 0.25 us gallons in one us quart.

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Converters · Volume

21 US quarts to US gallons

21 qt =

5.25 gal

21 us quarts equals 5.25 us gallons

How to convert us quarts to us gallons

To get us gallons, multiply by 0.25.

gal = qt × 0.25

Worked example: 21 × 0.25 = 5.25 gal.

Going the other way, multiply by 4 — one us gallon is 4 us quarts.

Values near 21 qt

US quart	US gallon
10.5 qt	2.625 gal
19 qt	4.75 gal
20 qt	5 gal
22 qt	5.5 gal
23 qt	5.75 gal
42 qt	10.5 gal

US quart to US gallon — common values

US quart	US gallon
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
25 qt	6.25 gal
50 qt	12.5 gal
100 qt	25 gal

Convert US quart to other units

qt → L qt → mL qt → m³ qt → gal qt → pt qt → cup qt → fl oz qt → tbsp qt → tsp

← Reverse: US gallon to US quart

Questions

How do you convert us quarts to us gallons?: To convert us quarts to us gallons, multiply by 0.25. For example, 21 qt is 5.25 gal.
How many us gallons are in a us quart?: There are 0.25 us gallons in one us quart.
How do you convert us gallons back to us quarts?: Go the other way: multiply by 4. One us gallon is 4 us quarts.

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