This converter turns cubic feet into liters instantly, using the exact factor 1 cubic foot = 28.31684659 liters. 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. One cubic decimetre — the everyday metric unit for drinks and fuel.
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
28.31684659- The exact number of liters in one cubic foot
liters- The converted result
How it works, step by step
- Enter the number of cubic feet you want to convert.
- The value is multiplied by 28.31684659, the exact conversion factor.
- The result is displayed in liters, 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 28.316847. That gives 141.5842 liters. A quick sanity check: one cubic foot is larger than one liter, so the number should get bigger — and it does.
Converting 72 cubic feet
72 × 28.316847 = 2,038.81 liters. Working backwards, 2,038.81 ÷ 28.316847 returns 72 cubic feet, which confirms the factor is applied the right way round.
How to read your score
Frequently asked questions
How many liters are in one cubic foot?
Exactly 28.31684659. 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 liters?
Liters = cubic feet × 28.31684659. To reverse it, divide instead: cubic feet = liters ÷ 28.31684659, which is the same as multiplying by 0.03531466672.
Is the cubic foot bigger than the liter?
Yes. One cubic foot equals 28.3168 liters, so it is the larger unit.
Why does my answer differ slightly from other cubic-feet to liters 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 liter?
One cubic decimetre — the everyday metric unit for drinks and fuel.
Cubic Feet to liters reference table
| Cubic Feet | Liters |
|---|---|
| 0.5 ft³ | 14.1584 L |
| 1 ft³ | 28.3168 L |
| 2 ft³ | 56.6337 L |
| 3 ft³ | 84.9505 L |
| 5 ft³ | 141.5842 L |
| 10 ft³ | 283.1685 L |
| 15 ft³ | 424.7527 L |
| 20 ft³ | 566.3369 L |
| 25 ft³ | 707.9212 L |
| 50 ft³ | 1,415.84 L |
| 75 ft³ | 2,123.76 L |
| 100 ft³ | 2,831.68 L |
| 250 ft³ | 7,079.21 L |
| 500 ft³ | 14,158.42 L |
| 1000 ft³ | 28,316.85 L |
Exact factor: 1 cubic foot = 28.31684659 liters. Values rounded for display.