Convert imperial gallon to liter
1 imp gal = 4.54609 L
sig figs
1 imp gal = 4.55 L
1 imp gal in every volume unit
| cubic millimeter | 4,550,000 mm³ |
| microliter | 4,550,000 μL |
| milliliter | 4,550 mL |
| cubic centimeter | 4,550 cm³ |
| US teaspoon | 922 tsp |
| centiliter | 455 cL |
| US tablespoon | 307 tbsp |
| cubic inch | 277 in³ |
| imperial fluid ounce | 160 imp fl oz |
| US fluid ounce | 154 fl oz |
| deciliter | 45.5 dL |
| US cup | 19.2 cup |
| US pint | 9.61 pt |
| imperial pint | 8 imp pt |
| US quart | 4.8 qt |
| liter | 4.55 L |
| cubic decimeter | 4.55 dm³ |
| imperial quart | 4 imp qt |
| board foot | 1.93 fbm |
| US gallon | 1.2 gal |
| imperial gallon | 1 imp gal |
| cubic foot | 0.161 ft³ |
| US bushel | 0.129 bu |
| hectoliter | 0.0455 hL |
| US beer barrel | 0.0387 bbl beer |
| oil barrel | 0.0286 bbl |
| cubic yard | 0.00595 yd³ |
| cubic meter | 0.00455 m³ |
| kiloliter | 0.00455 kL |
| hundred cubic feet | 0.00161 CCF |
| cord | 0.00125 cord |
| acre-foot | 0.00000369 ac·ft |
| million US gallons | 0.0000012 MG |
| cubic kilometer | 4.55e-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