1 gal = 0.00378541 m3
1 US gallon (gal) = 0.00378541 Cubic Meter (m3).
If you want to reverse convert, use Cubic Meter → US gallon. 1 m3 = 264.17217685799 gal. You can also explore the full Volume converter page for more cross conversions.
Conversion formula
US gallon to Cubic Meter formula: value in m3 = value in gal × 0.00378541.
Cubic Meter to US gallon formula: value in gal = value in m3 × 264.17217685799.
How to convert US gallon to Cubic Meter
To convert US gallon to Cubic Meter, multiply the value in gal by 0.00378541. This gives the result in m3.
For example, 1 gal = 0.00378541 m3 and 10 gal = 0.0378541 m3.
What is US gallon?
US gallon (gal): The US liquid gallon, used for fuel and large containers. Smaller than the imperial gallon. 1 gal ≈ 3.78541 L.
What is Cubic Meter?
Cubic Meter (m³): The volume of a cube one metre on each side. Used for tanks, concrete and rooms; unlike square metres, it measures volume. 1 m³ = 1000 L.
FAQ
How many cubic meter are in 1 us gallon?
There are 0.00378541 m3 in 1 gal.
Why can conversion results differ slightly?
Check the unit definition and rounding. US and imperial measures can differ; rounding intermediate values can also change the final digits.
How do I convert us gallon to cubic meter?
Multiply the value in gal by 0.00378541 to get the value in m3.
US gallon → other Volume units
- 1 us gallon → cubic meter = 0.00378541 cubic meter
- 1 us gallon → cubic centimeter = 3785.41 cubic centimeter
- 1 us gallon = 3785410 cubic millimeter
- 1 us gallon → hectoliter = 0.0378541 hectoliter
- 1 us gallon → liter = 3.78541 liter
- 1 us gallon → deciliter = 37.8541 deciliter
- 1 us gallon → centiliter = 378.541 centiliter
- 1 us gallon → milliliter = 3785.41 milliliter
- 1 us gallon → cubic feet = 0.13368049251642 cubic feet
- 1 us gallon → cubic inch = 230.99989113364 cubic inch
- 1 us gallon → cubic yard = 0.0049511293537553 cubic yard
- 1 us gallon → us liquid pint = 8.0000042267571 us liquid pint
- 1 us gallon → us teaspoon = 768.00300269837 us teaspoon
- 1 us gallon → us tablespoon = 255.99580712788 us tablespoon
- 1 us gallon → us customary cup = 16.000008453514 us customary cup
- 1 us gallon → us liquid quart = 3.9999978866237 us liquid quart
- 1 us gallon → us fluid ounce = 128.00006762811 us fluid ounce
- 1 us gallon → imperial gallon = 0.83267379220385 imperial gallon
US gallon → Cubic Meter Table
The table below shows common values from US gallon to Cubic Meter and the reverse direction for quick reference.
| gal | m3 | Rounded |
|---|---|---|
| 1 gal | 0.00378541 m3 | 0.0038 |
| 2 gal | 0.00757082 m3 | 0.0076 |
| 3 gal | 0.01135623 m3 | 0.0114 |
| 4 gal | 0.01514164 m3 | 0.0151 |
| 5 gal | 0.01892705 m3 | 0.0189 |
| 10 gal | 0.0378541 m3 | 0.0379 |
| 12 gal | 0.04542492 m3 | 0.0454 |
| 15 gal | 0.05678115 m3 | 0.0568 |
| 20 gal | 0.0757082 m3 | 0.0757 |
| 25 gal | 0.09463525 m3 | 0.0946 |
| 30 gal | 0.1135623 m3 | 0.1136 |
| 40 gal | 0.1514164 m3 | 0.1514 |
| 50 gal | 0.1892705 m3 | 0.1893 |
| 75 gal | 0.28390575 m3 | 0.2839 |
| 100 gal | 0.378541 m3 | 0.3785 |
| 200 gal | 0.757082 m3 | 0.7571 |
| 250 gal | 0.9463525 m3 | 0.9464 |
| 500 gal | 1.892705 m3 | 1.8927 |
| 750 gal | 2.8390575 m3 | 2.8391 |
| 1000 gal | 3.78541 m3 | 3.7854 |
| 2500 gal | 9.463525 m3 | 9.4635 |
| 5000 gal | 18.92705 m3 | 18.9271 |
| 10000 gal | 37.8541 m3 | 37.8541 |
Cubic Meter → US gallon Table
| m3 | gal | Rounded |
|---|---|---|
| 1 m3 | 264.17217685799 gal | 264.1722 |
| 2 m3 | 528.34435371598 gal | 528.3444 |
| 3 m3 | 792.51653057397 gal | 792.5165 |
| 4 m3 | 1056.688707432 gal | 1056.6887 |
| 5 m3 | 1320.8608842899 gal | 1320.8609 |
| 10 m3 | 2641.7217685799 gal | 2641.7218 |
| 12 m3 | 3170.0661222959 gal | 3170.0661 |
| 15 m3 | 3962.5826528698 gal | 3962.5827 |
| 20 m3 | 5283.4435371598 gal | 5283.4435 |
| 25 m3 | 6604.3044214497 gal | 6604.3044 |
| 30 m3 | 7925.1653057397 gal | 7925.1653 |
| 40 m3 | 10566.88707432 gal | 10566.8871 |
| 50 m3 | 13208.608842899 gal | 13208.6088 |
| 75 m3 | 19812.913264349 gal | 19812.9133 |
| 100 m3 | 26417.217685799 gal | 26417.2177 |
| 200 m3 | 52834.435371598 gal | 52834.4354 |
| 250 m3 | 66043.044214497 gal | 66043.0442 |
| 500 m3 | 132086.08842899 gal | 132086.0884 |
| 750 m3 | 198129.13264349 gal | 198129.1326 |
| 1000 m3 | 264172.17685799 gal | 264172.1769 |
| 2500 m3 | 660430.44214497 gal | 660430.4421 |
| 5000 m3 | 1320860.8842899 gal | 1320860.8843 |
| 10000 m3 | 2641721.7685799 gal | 2641721.7686 |
Cubic Meter → US gallon
The reverse value is 1 m3 = 264.17217685799 gal.