Cubic Feet to UK Gallons Converter

How to convert cubic feet to imperial gallons

Formulagal (UK) = ft³ × 6.228835459

Multiply the value in cubic feet by 6.228835459. To go the other way, multiply by 0.1605436532 (or divide by 6.228835459).

A cubic foot is larger than an imperial gallon: one cubic foot contains 6.228835459 imperial gallons.

Worked examples

1 cubic foot1 ft³ × 6.228835459 = 6.228835459 gal (UK)
5 cubic feet5 ft³ × 6.228835459 = 31.1441773 gal (UK)
10 cubic feet10 ft³ × 6.228835459 = 62.28835459 gal (UK)
20 cubic feet20 ft³ × 6.228835459 = 124.5767092 gal (UK)
100 cubic feet100 ft³ × 6.228835459 = 622.8835459 gal (UK)

Cubic feet to imperial gallons conversion table

Values are calculated by the conversion engine and rounded to 8 significant figures.

Cubic feet to imperial gallons: 0.1–10 ft³
Cubic feet (ft³)	Imperial gallons (gal (UK))
0.1 ft³	0.62288355 gal (UK)
0.25 ft³	1.5572089 gal (UK)
0.5 ft³	3.1144177 gal (UK)
1 ft³	6.2288355 gal (UK)
2 ft³	12.457671 gal (UK)
3 ft³	18.686506 gal (UK)
4 ft³	24.915342 gal (UK)
5 ft³	31.144177 gal (UK)
6 ft³	37.373013 gal (UK)
7 ft³	43.601848 gal (UK)
8 ft³	49.830684 gal (UK)
9 ft³	56.059519 gal (UK)
10 ft³	62.288355 gal (UK)

Cubic feet to imperial gallons: 12–1,000 ft³
Cubic feet (ft³)	Imperial gallons (gal (UK))
12 ft³	74.746026 gal (UK)
15 ft³	93.432532 gal (UK)
20 ft³	124.57671 gal (UK)
25 ft³	155.72089 gal (UK)
30 ft³	186.86506 gal (UK)
40 ft³	249.15342 gal (UK)
50 ft³	311.44177 gal (UK)
75 ft³	467.16266 gal (UK)
100 ft³	622.88355 gal (UK)
250 ft³	1,557.2089 gal (UK)
500 ft³	3,114.4177 gal (UK)
1,000 ft³	6,228.8355 gal (UK)

About the units

Cubic foot (ft³)

28.316846592 L. Refrigerator capacity, natural gas and shipping volumes in the US use cubic feet. One cubic foot equals 0.02831684659 cubic meters (m³).

Imperial gallon (gal (UK))

Exactly 4.54609 L, about 1.2 US gallons. Used in the UK for fuel economy (mpg) figures. One imperial gallon equals 0.00454609 cubic meters (m³).

Frequently asked questions

How many imperial gallons are in one cubic foot?

There are 6.228835459 imperial gallons in one cubic foot, and this value is exact by definition.

How do I convert cubic feet to imperial gallons?

Multiply the number of cubic feet by 6.228835459. For example, 10 ft³ × 6.228835459 = 62.28835459 gal (UK).

How many cubic feet are in one imperial gallon?

One imperial gallon equals 0.1605436532 cubic feet. That is the reverse factor, 1 ÷ 6.228835459.

What is 10 cubic feet in imperial gallons?

10 ft³ = 62.28835459 gal (UK).

Is this ft³ to gal (UK) converter accurate?

Yes. Both units are defined exactly in terms of SI units, so the conversion factor is exact; results are shown to 12 significant figures by default and you can change precision in the converter. Calculations run in your browser using the same tested engine that generated this page.