Convert cubic meters to US gallons
1 m³ = 264.172 gal (US) · 1 gal (US) = 0.00378541 m³ · Exact by definition
1 m³ = 264.172 gal (US)
The same value in other units
- millilitre
- 1000000 ml
- litre
- 1000 l
- US fluid ounce
- 33814 fl oz (US)
- US cup
- 4226.75 cup (US)
- imperial gallon
- 219.969 gal (UK)
Settings
Digits kept in the answer. Automatic keeps six, which hides floating-point noise without losing anything real.
Convert a whole list
Paste one conversion per line, written the way you would say it: "5 km to mi". Handy for a column copied out of a spreadsheet.
Volume
cubic meters to US gallons: conversion table
| cubic metre | US gallon |
|---|---|
| 1 m³ | 264.172 gal (US) |
| 2 m³ | 528.344 gal (US) |
| 3 m³ | 792.516 gal (US) |
| 5 m³ | 1320.86 gal (US) |
| 10 m³ | 2641.72 gal (US) |
| 20 m³ | 5283.44 gal (US) |
| 25 m³ | 6604.3 gal (US) |
| 50 m³ | 13208.6 gal (US) |
| 100 m³ | 26417.2 gal (US) |
| 250 m³ | 66043 gal (US) |
| 500 m³ | 132086 gal (US) |
| 1000 m³ | 264172 gal (US) |
| US gallon | cubic metre |
|---|---|
| 1 gal (US) | 0.00378541 m³ |
| 2 gal (US) | 0.00757082 m³ |
| 3 gal (US) | 0.0113562 m³ |
| 5 gal (US) | 0.0189271 m³ |
| 10 gal (US) | 0.0378541 m³ |
| 20 gal (US) | 0.0757082 m³ |
| 25 gal (US) | 0.0946353 m³ |
| 50 gal (US) | 0.189271 m³ |
| 100 gal (US) | 0.378541 m³ |
| 250 gal (US) | 0.946353 m³ |
| 500 gal (US) | 1.89271 m³ |
| 1000 gal (US) | 3.78541 m³ |
How the conversion works
gal (US) = m³ × 264.17205
Both units are defined exactly, so the precision of the cubic meters to US gallons result depends only on the number of decimal places you choose.
METHOD AND SOURCES
Where the conversion factors come from
Results are calculated from the unit definitions stored in the converter, not copied from a lookup table. For exact units, every value in the table follows from the same factor shown in the formula above.
- BIPM — SI Brochure
The official definitions of the International System of Units (SI).
- NIST SP 811 — Conversion factors
Conversion-factor tables for SI and non-SI units.
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