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Gallons to Liters Converter

To convert gallons to liters, use L = gal × 3.785411784. This Gallons to Liters page gives a calculator, formula, table, and worked example for gal to L. It also explains the gallon to liter relationship so you can convert gallons to liters quickly and check the result.

Use this page to convert gallons to liters, compare gal to L, and check the gallon to liter conversion with a formula, examples, and a reference table.

Convert gallons to liters

Result: 1 Gallon = 3.785411784 Liter

Explain this result

The calculator converts 1 Gallon to Liter and formats the result as 3.785411784 Liter.

  1. 1 Gallon x 3.785411784 = 3.785411784 Liter.
  2. 3.785411784 Liter / 1 = 3.785411784 Liter.
  3. The direct relationship is 1 Gallon = 3.785411784 Liter.

Formula

1 gal = 3.785411784 L

Gallons to Liters Formula

L = gal × 3.785411784
gal = L ÷ 3.785411784
1 gal = 3.785411784 L
1 L = 0.2641720524 gal

Gallons to Liters Example

Example: convert 1 gallons to liters

Formula: L = gal × 3.785411784

Calculation: 1 × 3.785411784 = 3.785411784 -> 1 gallons = 3.785411784 liters

Result: 1 gallons = 3.785411784 liters

Gallons to Liters Conversion Table

Gallons (gal)Liters (L)
0.01 gal0.0378541178 L
0.1 gal0.3785411784 L
1 gal3.785411784 L
2 gal7.570823568 L
5 gal18.92705892 L
10 gal37.85411784 L
12 gal45.424941408 L
50 gal189.2705892 L
100 gal378.5411784 L
1000 gal3,785.411784 L

When this volume conversion is useful

  • Converting liquids for recipes, containers, tanks, bottles, and household products.
  • Comparing milliliters, liters, cups, pints, quarts, and gallons across regions.
  • Checking capacity values before buying, filling, mixing, or scaling a recipe.

Rounding volume results

  • Recipes can usually tolerate practical rounding, but medicine and lab values may not.
  • Use milliliters for small quantities and liters or gallons for larger capacities.
  • Keep the regional unit definition clear when cups or gallons are involved.

Volume conversion mistakes

  • Using volume when the task needs ingredient weight.
  • Confusing US gallons with imperial gallons.
  • Treating labeled container size as exact usable capacity.

What is a gallon?

The symbol for gallon is gal.

A US gallon is a customary volume unit used for larger liquid quantities.

It is commonly used for fuel, milk, water containers, paint, garden products, and other liquid volumes in the United States.

1 US gallon equals exactly 3.785411784 liters or 4 US quarts.

What is a liter?

The symbol for liter is L.

A liter is a metric volume unit commonly used for liquid capacity.

It is used for beverages, fuel, containers, recipes, household products, aquariums, and everyday capacity measurements.

1 liter equals 1,000 milliliters or about 0.264172 US gallons.

Gallons to Liters FAQ

How do you convert gallon to liter?

To convert gallons to liters, use L = gal × 3.785411784. This is the main gal to L formula used by the calculator and table.

What is 1 gallon in liter?

1 gal equals 3.785411784 L.

How many gallons are in 1 liter?

1 L equals 0.2641720524 gal.

What does gal to L mean?

gal to L is the abbreviated form of gallon to liter. It uses gal for gallon and L for liter.

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