Convert gallon (imperial)s to liters
1 gal (imp) = 4.54609 L — exactly. Both units are defined against the SI, so this factor is a fraction, not an approximation.
4.546 09L
Exact decimal: 4.54609
As a fraction: 454609/100000
1 gal (imp) = 4.54609 L
How to convert gallon (imperial)s to liters
Multiply the number of gallon (imperial)s by 4.54609 to get liters.
The exact factor is 4.54609 — as a fraction, 454609/100000.
Gallon (imperial): Exactly 4.546 09 L — the volume of 10 lb of water at 62 °F.
Gallon (imperial) to Liter conversion table
| Gallon (imperial)s (gal (imp)) | Liters (L) |
|---|---|
| 1 gal (imp) | 4.546 09 |
| 2 gal (imp) | 9.092 18 |
| 3 gal (imp) | 13.638 27 |
| 5 gal (imp) | 22.730 45 |
| 10 gal (imp) | 45.4609 |
| 20 gal (imp) | 90.9218 |
| 25 gal (imp) | 113.652 25 |
| 50 gal (imp) | 227.3045 |
| 100 gal (imp) | 454.609 |
| 250 gal (imp) | 1136.5225 |
| 500 gal (imp) | 2273.045 |
| 1000 gal (imp) | 4546.09 |
Liter to Gallon (imperial) conversion table
| Liters (L) | Gallon (imperial)s (gal (imp)) |
|---|---|
| 1 L | 0.219 969 25 |
| 2 L | 0.439 938 5 |
| 3 L | 0.659 907 74 |
| 5 L | 1.099 846 2 |
| 10 L | 2.199 692 5 |
| 20 L | 4.399 385 |
| 25 L | 5.499 231 2 |
| 50 L | 10.998 462 |
| 100 L | 21.996 925 |
| 250 L | 54.992 312 |
| 500 L | 109.984 62 |
| 1000 L | 219.969 25 |
Frequently asked
How many liters are in a gallon (imperial)?
One gallon (imperial) equals 4.54609 liters (gal (imp) → L). That figure is exact, not rounded.
How do you convert gallon (imperial)s to liters?
Multiply the number of gallon (imperial)s by 4.54609 to get liters.
What is 1 L in gallon (imperial)s?
One liter is 0.2199692483 gallon (imperial)s.
What is 10 gal (imp) in L?
10 gal (imp) = 45.4609 L.
What exactly is a gallon (imperial)?
Exactly 4.546 09 L — the volume of 10 lb of water at 62 °F.