Cubic Feet to Liters Converter
Convert cubic feet to liters — one cubic foot is 28.317 liters. Results update as you type; exact factors shown.
One cubic foot is 28.3168 liters — see the exact factor, not a rounded rule of thumb.
How the cubic feet to liters converter works
Volumes convert through the liter (exactly 1 dm³). The US gallon is exactly 3.785411784 L (231 cubic inches); the imperial gallon is exactly 4.54609 L. A US fluid ounce is 29.5735 mL, an imperial fluid ounce 28.4131 mL; a US pint is 16 US fl oz, an imperial pint 20 imperial fl oz.
The US uses customary units (US gallon, short ton, °F) in daily life; NIST SP 811 gives the exact SI factors.
Common volume conversions
| From | To | Units |
|---|---|---|
| 0.5 ft³ | 14.1584 L | cubic feet to liters |
| 1 ft³ | 28.3168 L | cubic foot to liters |
| 2 ft³ | 56.6337 L | cubic feet to liters |
| 3 ft³ | 84.9505 L | cubic feet to liters |
| 5 ft³ | 141.5842 L | cubic feet to liters |
| 7 ft³ | 198.2179 L | cubic feet to liters |
| 10 ft³ | 283.1685 L | cubic feet to liters |
| 15 ft³ | 424.7527 L | cubic feet to liters |
| 20 ft³ | 566.3369 L | cubic feet to liters |
| 35.3147 ft³ | 1,000.0009 L | cubic feet to liters |
| 50 ft³ | 1,415.8423 L | cubic feet to liters |
| 100 ft³ | 2,831.6847 L | cubic feet to liters |
Units in this converter and their exact factors
| Unit | Symbol | One unit in liters |
|---|---|---|
| milliliter | mL | 0.001 liter |
| liter | L | 1 liter |
| cubic meter | m³ | 1,000 liter |
| teaspoon (metric) | tsp | 0.005 liter |
| tablespoon (metric) | tbsp | 0.015 liter |
| cup (metric) | cup | 0.25 liter |
| US fluid ounce | US fl oz | 0.0295735296 liter |
| US cup | US cup | 0.2365882365 liter |
| US pint | US pt | 0.473176473 liter |
| US gallon | US gal | 3.785411784 liter |
| imperial fluid ounce | imp fl oz | 0.0284130625 liter |
| imperial pint | imp pt | 0.56826125 liter |
| imperial gallon | imp gal | 4.54609 liter |
| cubic foot | ft³ | 28.316846592 liter |
FAQFrequently asked questions about volume conversion
How many liters in a cubic foot?
28.317 liters.
How big is a 20 cubic foot fridge?
About 566 liters of internal volume.
Why are fridges measured in cubic feet?
A US convention that persists even where the rest of the appliance is metric.
How many cubic feet in a cubic meter?
35.315.
What is 10 cubic feet in liters?
283.2 liters.
Where these figures come from
- BIPM — The International System of Units (SI Brochure, 9th edition) — definitions of the base and derived units.
- NIST Special Publication 811 — Guide for the Use of the International System of Units — the exact conversion factors used here.
- National Institute of Standards and Technology (NIST) — United States's national measurement authority.
Last checked: September 2026. Conversion factors are fixed by definition and do not change with tax years or regulations.