US gallons to liters converter

1 gal = 3.785412 L. To convert US gallons to liters, divide by 0.264172052 (or multiply by ≈ 3.785412). Example: 10 gal = 37.85412 L.

Result (L)

L = gal ÷ 0.264172052 · Swap: Liters to US gallons

Open the full tool: Unit converter →

US gallons to liters chart

US gallonsLiters
1 gal3.78541 L
2 gal7.57082 L
3 gal11.3562 L
4 gal15.1416 L
5 gal18.9271 L
6 gal22.7125 L
7 gal26.4979 L
8 gal30.2833 L
9 gal34.0687 L
10 gal37.8541 L
12 gal45.4249 L
15 gal56.7812 L
20 gal75.7082 L
25 gal94.6353 L
30 gal113.562 L
40 gal151.416 L
50 gal189.271 L
60 gal227.125 L
75 gal283.906 L
100 gal378.541 L
200 gal757.082 L
500 gal1892.71 L
1000 gal3785.41 L

How to convert US gallons to liters

Formula: L = gal ÷ 0.264172052. Worked example: 10 gal = 37.85412 L. Quick estimate: multiply by about 3.8 — the error is 0.39%, fine for everyday use but not for engineering or shopping by exact size.

About these units

This page uses the US liquid gallon, exactly 3.785411784 L (231 cubic inches). The imperial (UK) gallon is larger at 4.54609 L. US gallons are used for fuel and milk and in miles-per-gallon figures.

Category: volume. Results on this page are calculated in your browser and rounded to 7 significant digits; the table above uses 6. For other units of volume open the full unit converter, or use the reverse page — liters to us gallons.

FAQ

How many liters are in one gal?

1 gal = 3.785411784 L (rounded). Conversely, 1 L = 0.2641721 gal.

What is 100 gal in liters?

100 gal = 378.5412 L.

Is this converter accurate?

Yes — it uses the official definitions (1 gal = 3.785411784 L, 1 L = 1 L) and shows results rounded to 7 significant digits.

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