Quick answer: 1 Cubic Meter in Gallon (US)
1 m³ equals 264.172052 gal. To convert Cubic Meter to Gallon (US), multiply by 264.172052 using the free calculator above — no signup needed.
Volume & Capacity units
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About Volume & Capacity Converter
The Volume & Capacity Converter converts between 8 different units, including Liter, Milliliter, Cubic Meter, Gallon (US), Quart (US). The base unit is the Liter, and every other unit on this page is defined as an exact multiple of it. Type any value into the calculator above to convert instantly — free, unlimited, no signup and nothing to install.
Common equivalents: 1 Liter = 1000 Milliliter, 0.001 Cubic Meter, 0.264172 Gallon (US).
Scale of this category: the smallest unit is the Milliliter (mL) and the largest is the Cubic Meter (m³).
Last updated: 2026-09-15
Volume & Capacity conversion factors
| Unit | Symbol | Value in Liter |
|---|---|---|
| Liter | L | 1 L = 1 L |
| Milliliter | mL | 1 mL = 0.001 L |
| Cubic Meter | m³ | 1 m³ = 1000 L |
| Gallon (US) | gal | 1 gal = 3.785412 L |
| Quart (US) | qt | 1 qt = 0.946353 L |
| Pint (US) | pt | 1 pt = 0.473176 L |
| Cup (US) | cup | 1 cup = 0.24 L |
| Fluid Ounce (US) | fl oz | 1 fl oz = 0.0295735 L |
Worked Examples
See exactly how the conversion works with real numbers, step by step.
How much is 1 Cubic Meter in Gallon (US)?
- Multiply 1 by the conversion factor 264.172052
- 1 Cubic Meter = 264.172052 Gallon (US)
How much is 5 Cubic Meter in Gallon (US)?
- Multiply 5 by the conversion factor 264.172052
- 5 Cubic Meter = 1320.86 Gallon (US)
How much is 25 Cubic Meter in Gallon (US)?
- Multiply 25 by the conversion factor 264.172052
- 25 Cubic Meter = 6604.3 Gallon (US)
Quick Conversion Reference Table
| Cubic Meter (m³) | Gallon (US) (gal) |
|---|---|
| 1 m³ (Cubic Meter) | 264.172052 gal (Gallon (US)) |
| 2 m³ (Cubic Meter) | 528.344105 gal (Gallon (US)) |
| 5 m³ (Cubic Meter) | 1320.86 gal (Gallon (US)) |
| 10 m³ (Cubic Meter) | 2641.72 gal (Gallon (US)) |
| 20 m³ (Cubic Meter) | 5283.44 gal (Gallon (US)) |
| 50 m³ (Cubic Meter) | 13208.6 gal (Gallon (US)) |
| 100 m³ (Cubic Meter) | 26417.21 gal (Gallon (US)) |
| 500 m³ (Cubic Meter) | 132086.03 gal (Gallon (US)) |
| 1000 m³ (Cubic Meter) | 264172.05 gal (Gallon (US)) |
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FAQ
How much is 1 Cubic Meter in Gallon (US)?
1 Cubic Meter = 264.172052 Gallon (US).
How do I convert Cubic Meter to Gallon (US)?
Enter your value in Cubic Meter into the converter above and the result in Gallon (US) appears instantly. 1 m³ equals 264.172052 gal — just multiply your value by 264.172052.
What is the formula for Cubic Meter to Gallon (US)?
The formula is: value in Gallon (US) = value in Cubic Meter × 264.172052. For example, 5 m³ × 264.172052 = 1320.86 gal.
Is this Cubic Meter to Gallon (US) converter free and accurate?
Yes. This Cubic Meter to Gallon (US) converter is 100% free, uses the exact international conversion factor (264.172052), and works on any device with no signup.
How do I convert Gallon (US) back to Cubic Meter?
To convert back, divide by 264.172052 (or multiply by 0.00378541). You can also use our dedicated How Many Cubic Meter in 1 Gallon (US)? page for instant results.
Do I need to download an app or sign up?
No. The converter runs entirely in your browser — nothing to install, no account, no fees. It even keeps working offline once the page has loaded.
Which Volume & Capacity units are supported?
This converter supports 8 units: Liter, Milliliter, Cubic Meter, Gallon (US), Quart (US), Pint (US), Cup (US), Fluid Ounce (US).