Convert US Gallons to Cubic Meters
Convert US gallons to cubic meters instantly. Type a value below, check the formula and table, then see how the same gal (US) to m³ conversion looks as a single line in Notes Calculator.
US Gallons to Cubic Meters formula
One US gallon is 0.00378541 cubic meters, so m³ = gal (US) × 0.00378541. For the reverse, multiply cubic meters by 264.172, or use the Cubic Meters to US Gallons converter.
US Gallons to Cubic Meters conversion table
| US Gallons (gal (US)) | Cubic Meters (m³) |
|---|---|
| 1 | 0.00378541 |
| 2 | 0.00757082 |
| 5 | 0.0189271 |
| 10 | 0.0378541 |
| 20 | 0.0757082 |
| 25 | 0.0946353 |
| 50 | 0.189271 |
| 100 | 0.378541 |
| 250 | 0.946353 |
| 500 | 1.89271 |
| 1,000 | 3.78541 |
US Gallons to Cubic Meters in Notes Calculator
Notes Calculator is a notepad that does math. Write 100 galUS to cubic meters on any line and the answer appears beside it. Change the number and the result follows. The same works with in and as, and with values stored in variables, so a whole estimate can mix US gallons and cubic meters without a separate converter.
| Note | Result |
|---|---|
| 100 galUS to cubic meters | 0.38 m³ |
| 100 galUS in cubic meters | 0.38 m³ |
| 10 cubic meters as galUS | 2,641.72 galUS |
See the unit conversion docs for mixing units in one expression, or open the free web app and try it.
More volume conversions
- Cubic Meters to US Gallons
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- US Gallons to Imperial Gallons
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- US Gallons to US Quarts
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- All-in-one unit converter
FAQ
Frequently asked questions
- One US gallon equals 0.00378541 cubic meters. To convert US gallons to cubic meters, multiply by 0.00378541; to go back, multiply by 264.172.
- Type the value, the unit, and the target unit on one line: 100 galUS to cubic meters. The keywords to, in, and as all work, and the result updates as you type. You can also keep the value in a variable and convert it later.
- Yes. The converter on this page is free, and Notes Calculator has a free plan for the web, Mac, Windows, Linux, and Android with the same unit conversions built in.
How many cubic meters are in one US gallon?
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Convert US gallons to cubic meters without leaving your notes.
Notes Calculator is free to start and runs in your browser. Units, currencies, percentages, and variables in one plain-text notepad.
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