This converter allows you to quickly convert imperial gallons (gal)
into us gallons (gal).
Simply enter a value, choose your units, and get an instant, accurate result.
Imperial Gallon to US Gallon Conversion Table
Imperial Gallon (gal)
US Gallon (gal)
1
1.20095
2
2.4019
5
6.00475
10
12.009499
20
24.018999
50
60.047496
100
120.094993
200
240.189985
500
600.474963
1000
1,200.949926
2000
2,401.899851
5000
6,004.749628
10000
12,009.499255
20000
24,018.99851
50000
60,047.496275
100000
120,094.99255
200000
240,189.985101
500000
600,474.962752
1000000
1,200,949.925505
2000000
2,401,899.85101
How to convert Imperial Gallons to US Gallons?
To convert imperial gallons to us gallons, multiply by the conversion factor:
Example: Convert 10 Imperial Gallons to US Gallons
Frequently asked questions
How many us gallons are in 1 imperial gallon?
1 Imperial Gallon (gal) equals 1.20095 us gallons (gal).
How many imperial gallons are in 1 us gallon?
1 US Gallon (gal) equals 0.832674 imperial gallons (gal).
How do I convert us gallons back to imperial gallons?
Use the swap button above to flip the converter, or type a value directly into the "US Gallon" field — this page converts in both directions instantly as you type, with no submit button needed.
Which is larger, imperial gallon or us gallon?
1 Imperial Gallon is larger — it takes 1.20095 us gallons to equal 1 imperial gallon.