Cubic meter to US gallon Converter
Type a value — the answer appears instantly. 1 m³ = 264.172 gal.
Reviewed by the OmniCalc teamMethod verified 2026-07-01
264.172 US gallons
= 1,000 L= 1,000,000 ml
equals 264.172 US gallonsFormula: gal = m³ × 264.17205
Cubic meter to US gallon formula
gal = m³ × 264.17205
Convert 5 cubic meters to US gallons
- Start with 5 cubic meters.
- Multiply by the conversion factor: 5 × 264.172 = 1,320.86.
- So 5 m³ = 1,320.86 gal.
Cubic meter to US gallon conversion table
| Cubic meters (m³) | US gallons (gal) |
|---|---|
| 0.01 m³ | 2.64172 gal |
| 0.1 m³ | 26.4172 gal |
| 0.25 m³ | 66.043 gal |
| 0.5 m³ | 132.086 gal |
| 1 m³ | 264.172 gal |
| 2 m³ | 528.344 gal |
| 3 m³ | 792.516 gal |
| 4 m³ | 1,056.69 gal |
| 5 m³ | 1,320.86 gal |
| 6 m³ | 1,585.03 gal |
| 7 m³ | 1,849.2 gal |
| 8 m³ | 2,113.38 gal |
| 9 m³ | 2,377.55 gal |
| 10 m³ | 2,641.72 gal |
| 15 m³ | 3,962.58 gal |
| 20 m³ | 5,283.44 gal |
| 25 m³ | 6,604.3 gal |
| 30 m³ | 7,925.16 gal |
| 40 m³ | 10,566.9 gal |
| 50 m³ | 13,208.6 gal |
| 75 m³ | 19,812.9 gal |
| 100 m³ | 26,417.2 gal |
| 250 m³ | 66,043 gal |
| 500 m³ | 132,086 gal |
| 1,000 m³ | 264,172 gal |
| 5,000 m³ | 1,320,860 gal |
| 10,000 m³ | 2,641,720 gal |
Unit definitions
What is a cubic meter?
The cubic metre is the SI derived unit of volume, equal to 1000 litres. It is used for water supply, gas, shipping cargo, and construction materials such as concrete. It is the volume of a cube one metre on each side.
What is a US gallon?
The US gallon is defined as exactly 231 cubic inches, or 3.785411784 litres. It is the standard unit for fuel, milk, and large liquid quantities in the United States. It is about 20% smaller than the imperial gallon.
Frequently asked questions
How many US gallons are in one cubic meter?
One cubic meter equals 264.172 US gallons (1 m³ = 264.172 gal).
How do I convert cubic meters to US gallons?
Multiply the value in cubic meters by 264.172. For example, 10 m³ × 264.172 = 2,641.72 gal.
Which is bigger — a cubic meter or a US gallon?
A cubic meter is bigger: one cubic meter contains 264.172 US gallons.
Is this cubic meter to US gallon converter free?
Yes — the converter is free, works offline once loaded, and computes instantly in your browser without sending your numbers to a server.
Conversion factors follow international definitions (SI / NIST). Last verified 2026-07-01.