Convert US Gallons (gal) to Liters (L)

Converting US gallons (gal) to liters (L) is essential for various practical applications, such as cooking and travel. The conversion factor is straightforward: 1 gal equals 3.78541 L, making it easy to switch between these two units of volume.

3.78541

3 25/32 L

Conversion Formula

L = gal × 3.78541

Reverse: gal = L × 0.264172

Quick mental math: For a quick estimate, remember that 1 gallon is roughly 4 liters.

Conversion Examples

1 gal × 3.78541 =
3.785 L
1 US Gallons = 3.785 Liters
5 gal × 3.78541 =
18.927 L
5 US Gallons = 18.927 Liters
10 gal × 3.78541 =
37.854 L
10 US Gallons = 37.854 Liters
25 gal × 3.78541 =
94.635 L
25 US Gallons = 94.635 Liters
50 gal × 3.78541 =
189.27 L
50 US Gallons = 189.27 Liters
100 gal × 3.78541 =
378.541 L
100 US Gallons = 378.541 Liters

US Gallon to Liter Table

gal =L
US Gallon (gal)Liter (L)
13.7854
27.5708
311.3562
415.1416
518.9271
622.7125
726.4979
830.2833
934.0687
1037.8541
1141.6395
1245.4249
1349.2103
1452.9957
1556.7812
1660.5666
1764.352
1868.1374
1971.9228
2075.7082

Unit Definitions

What is a US Gallon (gal)?

US CustomaryUnited States

A US gallon (gal) is a unit of volume commonly used in the United States, equivalent to 128 fluid ounces.

History

The US gallon was officially defined in the 19th century and is based on the volume of water that weighs 8.34 pounds at 62 degrees Fahrenheit. It has evolved from earlier British and Colonial measurements.

Current Use

Today, the US gallon is widely used in various sectors, including automotive, food and beverage, and household products.

Learn more about US Gallon

What is a Liter (L)?

Metric (SI)Worldwide

A liter (L) is a metric unit of volume, defined as one cubic decimeter (dm³) and is commonly used worldwide.

History

The liter was established in France during the French Revolution as a unit of measurement for liquids and is now part of the International System of Units (SI).

Current Use

Liters are utilized globally in science, cooking, and commerce, making it a universal standard for measuring volume.

Learn more about Liter

Frequently Asked Questions

How many liters are in 5 gallons of water?
To convert 5 gallons of water to liters, you multiply by the conversion factor. So, 5 gal x 3.78541 L/gal equals 18.92705 L. This is particularly useful if you’re preparing for a camping trip and need to know how many liters of water to bring for your group.
If I have 20 gallons of paint, how many liters do I have?
To convert 20 gallons of paint to liters, you perform the calculation 20 gal x 3.78541 L/gal, resulting in 75.7082 L. This conversion is crucial for contractors and DIY enthusiasts who need to estimate how much paint they will require for a project.
What is the liter equivalent of 3 gallons of fuel?
To find out how many liters are in 3 gallons of fuel, multiply 3 gal by 3.78541 L/gal, which equals 11.35623 L. Knowing this conversion is important for drivers and travelers who are tracking fuel consumption in different regions.
How do I convert 10 gallons of milk to liters?
To convert 10 gallons of milk to liters, multiply 10 gal by the conversion factor, giving you 37.8541 L. This is especially helpful for those who are shopping in bulk for large families or events, ensuring you purchase the right amount.
How many liters are in 15 gallons of soda?
To convert 15 gallons of soda to liters, multiply 15 gal by 3.78541 L/gal, resulting in 56.78115 L. This is useful for event planners who need to estimate beverage quantities for parties or gatherings.

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