1 gallon (US) = 3.785411784 liters
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| Unit | Symbol | Value |
|---|
How to Convert Gallons to Liters
The formula is liters = gallons (US) × 3.785411784. 1 gallon (US) = 3.785411784 liters. Type any value in the converter above for an instant answer, or use the chart below for the most common values.
This page is preset for gallon (US) to liter conversions, but you can switch either list to any of the 76 units in the Volume Converter, or go the other way with the Liters to Gallons converter.
Gallons to Liters conversion chart
| Gallons | Liters |
|---|---|
| 0.1 gal (US) | 0.37854118 L |
| 0.25 gal (US) | 0.94635295 L |
| 0.5 gal (US) | 1.8927059 L |
| 1 gal (US) | 3.7854118 L |
| 2 gal (US) | 7.5708236 L |
| 3 gal (US) | 11.356235 L |
| 4 gal (US) | 15.141647 L |
| 5 gal (US) | 18.927059 L |
| 6 gal (US) | 22.712471 L |
| 7 gal (US) | 26.497882 L |
| 8 gal (US) | 30.283294 L |
| 9 gal (US) | 34.068706 L |
| 10 gal (US) | 37.854118 L |
| 11 gal (US) | 41.63953 L |
| 12 gal (US) | 45.424941 L |
| 13 gal (US) | 49.210353 L |
| 14 gal (US) | 52.995765 L |
| 15 gal (US) | 56.781177 L |
| 16 gal (US) | 60.566589 L |
| 17 gal (US) | 64.352 L |
| 18 gal (US) | 68.137412 L |
| 19 gal (US) | 71.922824 L |
| 20 gal (US) | 75.708236 L |
| 25 gal (US) | 94.635295 L |
| 30 gal (US) | 113.56235 L |
| 40 gal (US) | 151.41647 L |
| 50 gal (US) | 189.27059 L |
| 60 gal (US) | 227.12471 L |
| 70 gal (US) | 264.97882 L |
| 75 gal (US) | 283.90588 L |
| 80 gal (US) | 302.83294 L |
| 90 gal (US) | 340.68706 L |
| 100 gal (US) | 378.54118 L |
| 150 gal (US) | 567.81177 L |
| 200 gal (US) | 757.08236 L |
| 250 gal (US) | 946.35295 L |
| 500 gal (US) | 1,892.7059 L |
| 1,000 gal (US) | 3,785.4118 L |
Common Gallons to Liters conversions
- 1 gallon (US) = 3.785411784 liters
- 1 gal (US) = 3.7854118 L
- 5 gal (US) = 18.927059 L
- 10 gal (US) = 37.854118 L
- 15 gal (US) = 56.781177 L
- 20 gal (US) = 75.708236 L
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How to Use the Gallons to Liters Converter
- Type a value in the From box and choose its unit.
- Pick the unit you want in the To list — the result updates as you type.
- Use the swap button to reverse the conversion, or type in the To box to convert backwards.
- Check the All conversions table to see your value in every unit; click a row to make it the target.
Frequently Asked Questions
How many liters are in a gallon (US)?
There are 3.785411784 liters in 1 gallon (US). Going the other way, 1 liter = 0.2641720524 gallons (US).
How do I convert Gallons to Liters?
Use the formula liters = gallons (US) × 3.785411784. For example, 1 gallon (US) = 3.785411784 liters. Or type the value in the converter above and the answer appears as you type.
What is the Gallons to Liters formula?
liters = gallons (US) × 3.785411784 — the conversion factor is exact to the digits shown, using the international definitions of both units.
What is 1 Gallons in Liters?
1 Gallons = 3.7854118 Liters.
What is 5 Gallons in Liters?
5 Gallons = 18.927059 Liters.
What is 10 Gallons in Liters?
10 Gallons = 37.854118 Liters.
What is 15 Gallons in Liters?
15 Gallons = 56.781177 Liters.
What is 20 Gallons in Liters?
20 Gallons = 75.708236 Liters.
How do I convert Liters back to Gallons?
Use the swap button in the converter above, or open our Liters to Gallons converter. gallons (US) = liters × 0.2641720524.
Is this Gallons to Liters converter accurate?
Yes. It uses exact unit definitions and double-precision maths, and you can show up to 15 significant digits. The table below is calculated with the same formula.
Can I convert Gallons to other volume units?
Yes — pick any unit in the From and To lists above, or open the full Volume Converter, which handles 76 volume units.
Is the Gallons to Liters converter free?
Yes, it is free with no sign-up, and every conversion runs in your browser so nothing is sent to a server.