Imperial gallons to US gallons Converter
Convert imperial gallons to US gallons instantly. One imperial gallon equals 1.2009 US gallons, so you can type any value in imp gal and read the…
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Convert imperial gallons to US gallons instantly. One imperial gallon equals 1.2009 US gallons, so you can type any value in imp gal and read the answer in gal. The page also shows a conversion table and the exact formula used.
Worked example
Example calculated from the starting values. Enter your own values and press Calculate to get your result.
1 imp gal = 1.2009 gal
With the default inputs (value in imperial gallons = 1 imp gal), the results are: US gallons 1.2009 gal.
Imperial gallons to US gallons conversion table
Reference table based on the example values; it is not your calculation result.
| imperial gallons (imp gal) | US gallons (gal) |
|---|---|
| 1 | 1.2009 |
| 2 | 2.4019 |
| 5 | 6.0047 |
| 10 | 12.0095 |
| 25 | 30.0237 |
| 50 | 60.0475 |
| 100 | 120.095 |
| 500 | 600.475 |
| 1,000 | 1,200.95 |
Frequently asked questions
How many US gallons are in one imperial gallon?
1 imperial gallon = 1.2009 US gallons.
What is the formula to convert imperial gallons to US gallons?
Multiply the value in imperial gallons by 1.2009.
How do I convert US gallons back to imperial gallons?
1 US gallon = 0.832674 imperial gallons.
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