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Cubic Feet and Gallons Converter

Use this calculator to convert between cubic feet and gallons (US and imperial), all of which are units of volume.

Disclaimer: Whilst every effort has been made in building this calculator, we are not to be held liable for any damages or monetary losses arising out of or in connection with the use of it. This tool is here purely as a service to you, please use it at your own risk. Full disclaimer. Do not use calculations for anything where loss of life, money, property, etc could result from inaccurate calculations.

How many gallons are there in a cubic foot?

  • 1 cubic foot = 7.48051948 US gallons
  • 1 cubic foot = 6.22883507 imperial gallons

Figures are rounded to 8 decimal places.

How many cubic feet are there in a gallon?

  • 1 US gallon = 0.13368055 cubic feet
  • 1 imperial gallon = 0.16054366 cubic feet

It's important to remember that the US gallon and UK gallon are different sizes. In the US, a gallon is equivalent to 128 fluid ounces or 3.785 liters (American spelling). But in the UK, it's 160 fluid ounces or 4.546 litres (British spelling). You can learn more about the reasons for the difference in gallon sizes here. Should you wish to calculate the cubic feet of an object or space, give the cubic feet calculator a try.

Cubic feet to gallons conversion table
Cubic Feet Gallons (US) Gallons (imperial)
1 ft³ 7.481 US gallons 6.229 UK gallons
2 ft³ 14.961 US gallons 12.458 UK gallons
3 ft³ 22.442 US gallons 18.687 UK gallons
4 ft³ 29.922 US gallons 24.915 UK gallons
5 ft³ 37.403 US gallons 31.144 UK gallons
6 ft³ 44.883 US gallons 37.373 UK gallons
7 ft³ 52.364 US gallons 43.602 UK gallons
8 ft³ 59.844 US gallons 49.831 UK gallons
9 ft³ 67.325 US gallons 56.06 UK gallons
10 ft³ 74.805 US gallons 62.288 UK gallons
11 ft³ 82.286 US gallons 68.517 UK gallons
12 ft³ 89.766 US gallons 74.746 UK gallons
13 ft³ 97.247 US gallons 80.975 UK gallons
14 ft³ 104.727 US gallons 87.204 UK gallons
15 ft³ 112.208 US gallons 93.433 UK gallons
16 ft³ 119.688 US gallons 99.661 UK gallons
17 ft³ 127.169 US gallons 105.89 UK gallons
18 ft³ 134.649 US gallons 112.119 UK gallons
19 ft³ 142.13 US gallons 118.348 UK gallons
20 ft³ 149.61 US gallons 124.577 UK gallons
Note: conversions are rounded to 3 decimal places
Gallons (US) to cubic feet conversion table
Gallons (US) Cubic Feet
1 gallon (US) 0.1337 cubic feet
2 gallons (US) 0.2674 cubic feet
3 gallons (US) 0.401 cubic feet
4 gallons (US) 0.5347 cubic feet
5 gallons (US) 0.6684 cubic feet
6 gallons (US) 0.8021 cubic feet
7 gallons (US) 0.9358 cubic feet
8 gallons (US) 1.0694 cubic feet
9 gallons (US) 1.2031 cubic feet
10 gallons (US) 1.3368 cubic feet
11 gallons (US) 1.4705 cubic feet
12 gallons (US) 1.6042 cubic feet
13 gallons (US) 1.7378 cubic feet
14 gallons (US) 1.8715 cubic feet
15 gallons (US) 2.0052 cubic feet
16 gallons (US) 2.1389 cubic feet
17 gallons (US) 2.2726 cubic feet
18 gallons (US) 2.4062 cubic feet
19 gallons (US) 2.5399 cubic feet
20 gallons (US) 2.6736 cubic feet
Note: conversions are rounded to 4 decimal places

Should you wish to do so, you can convert between liters and gallons and liters and imperial gallons. Conversions for other units of volume are available in the volume converter.

If you have any questions relating to this conversion tool, please contact me.