Convert Gallons to Liters

1 gal = 3.78541 L. Multiply the volume in US gallons by 3.78541 to get liters.

Gallons (US) gal

Liters L

Formula: 1 gal = 3.78541 L

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How to Convert Gallons (US) to Liters

Multiply the volume in US gallons by 3.78541 to get liters.

Gallons (US) (gal)	Liters (L)

How many liters is 5 gallons?

5 US gallons equals 18.927 liters, approximately 19 liters.

Roughly how many liters fit in a gallon?

There are about 3.8 liters in a US gallon. Think of it as just under 4 one-liter bottles.

How do I convert gallons to liters for a pool?

Multiply the pool volume in gallons by 3.785. A standard 15,000-gallon pool holds about 56,781 liters.