Gallons (US) to Cubic Meters
Convert Gallons (US) (gal) to Cubic Meters (m³) instantly, with a formula, reference table, and FAQ.
Formula
Gallons (US) × 0.00378541 = Cubic Meters
Gallons (US) (gal) and Cubic Meters (m³) are both units of volume. Use the converter above for any value, or check the quick-reference table below for common amounts.
Quick reference
| gal | m³ |
|---|---|
| 1 gal | 0.00378541 m³ |
| 5 gal | 0.0189271 m³ |
| 10 gal | 0.0378541 m³ |
| 25 gal | 0.0946353 m³ |
| 50 gal | 0.189271 m³ |
| 100 gal | 0.378541 m³ |
| 500 gal | 1.89271 m³ |
| 1000 gal | 3.78541 m³ |
Frequently asked questions
How many Cubic Meters is one Gallons (US)?
One Gallons (US) (gal) equals 0.00378541 Cubic Meters (m³).
How do I convert Gallons (US) to Cubic Meters?
Multiply the value in Gallons (US) by 0.00378541 to get Cubic Meters.
Is the Gallons (US) to Cubic Meters conversion exact?
Yes — this converter uses the internationally defined conversion factor between gallons (us) and cubic meters, accurate to several decimal places.