Convert imperial gallon to liter
1 imp gal = 4.54609 L
1 imp gal = 4.5461 L
1 imp gal in every volume unit
| cubic millimeter | 4,546,100 mm³ |
| microliter | 4,546,100 μL |
| milliliter | 4,546.1 mL |
| cubic centimeter | 4,546.1 cm³ |
| US teaspoon | 922.33 tsp |
| centiliter | 454.61 cL |
| US tablespoon | 307.44 tbsp |
| cubic inch | 277.42 in³ |
| imperial fluid ounce | 160 imp fl oz |
| US fluid ounce | 153.72 fl oz |
| deciliter | 45.461 dL |
| US cup | 19.215 cup |
| US pint | 9.6076 pt |
| imperial pint | 8 imp pt |
| US quart | 4.8038 qt |
| liter | 4.5461 L |
| cubic decimeter | 4.5461 dm³ |
| imperial quart | 4 imp qt |
| board foot | 1.9265 fbm |
| US gallon | 1.2009 gal |
| imperial gallon | 1 imp gal |
| cubic foot | 0.16054 ft³ |
| US bushel | 0.12901 bu |
| hectoliter | 0.045461 hL |
| US beer barrel | 0.03874 bbl beer |
| oil barrel | 0.028594 bbl |
| cubic yard | 0.0059461 yd³ |
| cubic meter | 0.0045461 m³ |
| kiloliter | 0.0045461 kL |
| hundred cubic feet | 0.0016054 CCF |
| cord | 0.0012542 cord |
| acre-foot | 0.0000036856 ac·ft |
| million US gallons | 0.0000012009 MG |
| cubic kilometer | 4.5461e-12 km³ |
How the conversion works
Multiply by 4.54609 to go from imperial gallon to liter, or divide by it to go back. Every conversion on this site routes through the SI value (m³) rather than a table of pairwise factors, so a round-trip returns exactly what you started with.
Going the other way? liter to imperial gallon — 1 L = 0.2199692483 imp gal.
imperial gallon to liter — common values
| 1 imp gal | 4.54609 L |
| 2 imp gal | 9.09218 L |
| 3 imp gal | 13.63827 L |
| 5 imp gal | 22.73045 L |
| 10 imp gal | 45.4609 L |
| 15 imp gal | 68.19135 L |
| 20 imp gal | 90.9218 L |
| 25 imp gal | 113.65225 L |
| 50 imp gal | 227.3045 L |
| 75 imp gal | 340.95675 L |
| 100 imp gal | 454.609 L |
| 250 imp gal | 1,136.5225 L |
| 500 imp gal | 2,273.045 L |
| 1000 imp gal | 4,546.09 L |
Other volume conversions
mL → Lm³ → Lgal → Limp gal → mLimp gal → m³imp gal → galimp gal → qtimp gal → pt