This converter turns cubic feet into US quarts instantly, using the exact factor 1 cubic foot = 29.92207792 US quarts. Type any number and the result updates as you go — nothing is sent to a server, so the arithmetic happens entirely in your browser.
The volume of a one-foot cube — used for shipping, refrigerators and natural gas. A quarter of a US gallon, just under one litre.
Because the relationship is a simple proportion, one multiplication does the whole job. The table further down gives pre-computed values for the amounts people look up most often, and the result panel also reports the reverse conversion so you can check the figure both ways.
The formula
cubic feet- The amount you are converting, measured in cubic feet
29.92207792- The exact number of US quarts in one cubic foot
US quarts- The converted result
How it works, step by step
- Enter the number of cubic feet you want to convert.
- The value is multiplied by 29.92207792, the exact conversion factor.
- The result is displayed in US quarts, rounded for readability.
- The unrounded value and the reverse conversion appear underneath so you can verify it.
Worked examples
Converting 5 cubic feet
Multiply 5 by 29.922078. That gives 149.6104 US quarts. A quick sanity check: one cubic foot is larger than one US quart, so the number should get bigger — and it does.
Converting 72 cubic feet
72 × 29.922078 = 2,154.39 US quarts. Working backwards, 2,154.39 ÷ 29.922078 returns 72 cubic feet, which confirms the factor is applied the right way round.
How to read your score
Frequently asked questions
How many US quarts are in one cubic foot?
Exactly 29.92207792. Every conversion on this page is that single number multiplied by your input, so the result carries no rounding error beyond what is shown.
What is the formula to convert cubic feet to US quarts?
Us Quarts = cubic feet × 29.92207792. To reverse it, divide instead: cubic feet = US quarts ÷ 29.92207792, which is the same as multiplying by 0.03342013889.
Is the cubic foot bigger than the US quart?
Yes. One cubic foot equals 29.9221 US quarts, so it is the larger unit.
Why does my answer differ slightly from other cubic-feet to quarts converters?
Most differences come from rounding the factor too early. This tool keeps full double precision through the calculation and only rounds at the final display step, and it also shows the unrounded value so you can see exactly where any difference appears.
What is a cubic foot?
The volume of a one-foot cube — used for shipping, refrigerators and natural gas.
What is a US quart?
A quarter of a US gallon, just under one litre.
Cubic Feet to US quarts reference table
| Cubic Feet | Us Quarts |
|---|---|
| 0.5 ft³ | 14.961 qt |
| 1 ft³ | 29.9221 qt |
| 2 ft³ | 59.8442 qt |
| 3 ft³ | 89.7662 qt |
| 5 ft³ | 149.6104 qt |
| 10 ft³ | 299.2208 qt |
| 15 ft³ | 448.8312 qt |
| 20 ft³ | 598.4416 qt |
| 25 ft³ | 748.0519 qt |
| 50 ft³ | 1,496.1 qt |
| 75 ft³ | 2,244.16 qt |
| 100 ft³ | 2,992.21 qt |
| 250 ft³ | 7,480.52 qt |
| 500 ft³ | 14,961.04 qt |
| 1000 ft³ | 29,922.08 qt |
Exact factor: 1 cubic foot = 29.92207792 US quarts. Values rounded for display.