Convert Imperial Gallons to US Quarts
1 imperial gallon = 4.8038 US quarts. Type any value below to convert in either direction — the calculation happens in your browser.
Imperial Gallons to US Quarts formula
Multiply the number of imperial gallons by 4.8038 to get US quarts.
US quarts = imperial gallons × 4.8038To go the other way: divide the number of US quarts by 4.8038, or multiply by 0.2081685.
imperial gallons = US quarts ÷ 4.8038Imperial Gallons to US Quarts conversion table
| Imperial Gallons | US Quarts |
|---|---|
| 1 imp gal | 4.8038 qt |
| 2 imp gal | 9.607599 qt |
| 3 imp gal | 14.411399 qt |
| 4 imp gal | 19.215199 qt |
| 5 imp gal | 24.018999 qt |
| 6 imp gal | 28.822798 qt |
| 7 imp gal | 33.626598 qt |
| 8 imp gal | 38.430398 qt |
| 9 imp gal | 43.234197 qt |
| 10 imp gal | 48.037997 qt |
| 15 imp gal | 72.056996 qt |
| 20 imp gal | 96.075994 qt |
| 25 imp gal | 120.094993 qt |
| 30 imp gal | 144.113991 qt |
| 40 imp gal | 192.151988 qt |
| 50 imp gal | 240.189985 qt |
| 75 imp gal | 360.284978 qt |
| 100 imp gal | 480.37997 qt |
| 250 imp gal | 1,200.95 qt |
| 500 imp gal | 2,401.9 qt |
| 1,000 imp gal | 4,803.8 qt |
US Quarts to Imperial Gallons conversion table
| US Quarts | Imperial Gallons |
|---|---|
| 1 qt | 0.2081685 imp gal |
| 2 qt | 0.4163371 imp gal |
| 3 qt | 0.6245056 imp gal |
| 4 qt | 0.8326742 imp gal |
| 5 qt | 1.040843 imp gal |
| 6 qt | 1.249011 imp gal |
| 7 qt | 1.45718 imp gal |
| 8 qt | 1.665348 imp gal |
| 9 qt | 1.873517 imp gal |
| 10 qt | 2.081685 imp gal |
About the imperial gallon
An imperial gallon is exactly 4.54609 litres — about 20% larger than a US gallon.
About the US quart
A US quart is a quarter of a gallon, about 946 millilitres.
Frequently asked questions
How many US quarts are in a imperial gallon?
There are 4.8038 US quarts in one imperial gallon.
How many imperial gallons are in a US quart?
There are 0.2081685 imperial gallons in one US quart.
Is this conversion exact?
The ratio between the imperial gallon and the US quart is fixed by definition, so the conversion is exact — the figures shown here are rounded for readability only.
What is 10 imperial gallons in US quarts?
10 imperial gallons equals 48.037997 US quarts.
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