Convert US gallon to cubic meter
1 gal = 0.003785411784 m³
sig figs
1 gal = 0.00379 m³
1 gal in every volume unit
| cubic millimeter | 3,790,000 mm³ |
| microliter | 3,790,000 μL |
| milliliter | 3,790 mL |
| cubic centimeter | 3,790 cm³ |
| US teaspoon | 768 tsp |
| centiliter | 379 cL |
| US tablespoon | 256 tbsp |
| cubic inch | 231 in³ |
| imperial fluid ounce | 133 imp fl oz |
| US fluid ounce | 128 fl oz |
| deciliter | 37.9 dL |
| US cup | 16 cup |
| US pint | 8 pt |
| imperial pint | 6.66 imp pt |
| US quart | 4 qt |
| liter | 3.79 L |
| cubic decimeter | 3.79 dm³ |
| imperial quart | 3.33 imp qt |
| board foot | 1.6 fbm |
| US gallon | 1 gal |
| imperial gallon | 0.833 imp gal |
| cubic foot | 0.134 ft³ |
| US bushel | 0.107 bu |
| hectoliter | 0.0379 hL |
| US beer barrel | 0.0323 bbl beer |
| oil barrel | 0.0238 bbl |
| cubic yard | 0.00495 yd³ |
| cubic meter | 0.00379 m³ |
| kiloliter | 0.00379 kL |
| hundred cubic feet | 0.00134 CCF |
| cord | 0.00104 cord |
| acre-foot | 0.00000307 ac·ft |
| million US gallons | 0.000001 MG |
| cubic kilometer | 3.79e-12 km³ |
How the conversion works
Multiply by 0.003785411784 to go from US gallon to cubic meter, 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? cubic meter to US gallon: 1 m³ = 264.1720524 gal.
US gallon to cubic meter: common values
| 1 gal | 0.0037854118 m³ |
| 2 gal | 0.0075708236 m³ |
| 3 gal | 0.011356235 m³ |
| 5 gal | 0.018927059 m³ |
| 10 gal | 0.037854118 m³ |
| 15 gal | 0.056781177 m³ |
| 20 gal | 0.075708236 m³ |
| 25 gal | 0.094635295 m³ |
| 50 gal | 0.18927059 m³ |
| 75 gal | 0.28390588 m³ |
| 100 gal | 0.37854118 m³ |
| 250 gal | 0.94635295 m³ |
| 500 gal | 1.8927059 m³ |
| 1000 gal | 3.7854118 m³ |