20 Liters to Gallons [liquid]

20 L ≈ 5.2834 gal

Calculation: gal = 20 L × 0.264172 ≈ 5.2834 gal

Liter to Gallon [liquid] Converter

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How much is 20 L?

20,000 mL (676 fl oz) equals about 20.00 liters, a large container volume.

20 L on the gallon [liquid] scale

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20 L = 5.283 gal

Did you know? Standard water cooler jug is 19,000 mL.

A standard office water cooler bottle holds 5 US gallons (18.9 liters / ~19,000 mL).

How to Convert Liter to Gallon [liquid]

1 liter = 0.264172 gallons [liquid] exact

Gallon [liquid] = Liter × 0.264172

Example: 20 L × 0.264172 = 5.2834 gal

Reverse Conversion

To convert gallons [liquid] back to liters:

  • Remember, 1 gallon [liquid] equals 3.78541 liters.
  • To convert 5.2834 gal to L, multiply 5.2834 x 3.78541, resulting in 20 L.

exact This conversion factor is exact by international definition.

20 liters equals 5.283 gallons — a standard fuel jerry can capacity (also sold as 5-gallon cans in the US). Also a common water cooler bottle size.

20 L is also equal to:

Frequently Asked Questions

How much is 20 liters in gallons [liquid]?

20 liters equals 5.2834 gallons [liquid]. This is calculated by multiplying 20 by the conversion factor 0.264172.

What does 20 liters look like in gallons [liquid]?

20 liters (5.2834 gallons [liquid]) is a large barrel or a bathtub volume.

How do you calculate 20 liters to gallons [liquid]?

Multiply 20 by the conversion factor 0.264172. The calculation is 20 × 0.264172 = 5.2834 gallons [liquid]. This factor is defined by international measurement standards.

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20 liters = 5.28344 gallons [liquid]
20 liters = 5.28344 gallons [liquid] — conversion chart

Nearby Conversions

10 liters2.642 gallons [liquid] 11 liters2.906 gallons [liquid] 12 liters3.17 gallons [liquid] 13 liters3.434 gallons [liquid] 14 liters3.698 gallons [liquid] 15 liters3.963 gallons [liquid] 16 liters4.227 gallons [liquid] 17 liters4.491 gallons [liquid] 18 liters4.755 gallons [liquid] 19 liters5.019 gallons [liquid] 21 liters5.548 gallons [liquid] 22 liters5.812 gallons [liquid] 23 liters6.076 gallons [liquid] 24 liters6.34 gallons [liquid] 25 liters6.604 gallons [liquid] 26 liters6.868 gallons [liquid] 27 liters7.133 gallons [liquid] 28 liters7.397 gallons [liquid] 29 liters7.661 gallons [liquid] 30 liters7.925 gallons [liquid]

For general conversions between liters and gallons [liquid], see the liters to gallons [liquid] converter.

Also convert Liters to:

Conversion factors verified against NIST, BIPM, ISO 80000-3 1 US gallon = 3.785411784 L (exact, US customary). Last reviewed: March 2026
Adilson Fernandes By Adilson Fernandes
Tiago Fernandes Reviewed by Tiago Fernandes

All unit conversions on CoolConversion use conversion factors defined or documented by internationally recognised standards bodies (such as ISO and NIST), including both SI and non-SI units.