Tulnest

UK Gallons to US Gallons

1 UK Gallon = 1.2009 US Gallons

Common amounts:

About the uk gallon to us gallon conversion

The uk gallon (gal (UK)) and the us gallon (gal (US)) are both units of volume. Convert between volume units — milliliters, liters, US and UK gallons, quarts, pints, cups and fluid ounces.

To convert uk gallons to us gallons, multiply by 1.2009. To go back, multiply us gallons by 0.83267.

Reference table

UK GallonsUS Gallons
1 gal (UK)1.2009 gal (US)
5 gal (UK)6.0047 gal (US)
10 gal (UK)12.0095 gal (US)
25 gal (UK)30.0237 gal (US)
50 gal (UK)60.0475 gal (US)
100 gal (UK)120.095 gal (US)

Need the reverse conversion? Convert US Gallons to UK Gallons.

Convert UK Gallon to other volume units

Frequently asked questions

How many us gallons is 1 uk gallon?
1 UK Gallon equals 1.2009 US Gallons. To go the other way, 1 US Gallon equals 0.83267 UK Gallons.
What's the formula to convert uk gallons to us gallons?
Multiply the number of uk gallons by 1.2009 to get us gallons. For example, 10 uk gallons × 1.2009 = 12.0095 us gallons.
Does this converter handle decimals and very large numbers?
Yes. Type any real number, including decimals or values in the trillions. Math runs entirely in your browser — no server round-trip, no sign-up, and nothing to install.