18 Liters to Quarts

18 L ≈ 19.02 qt

Calculation: qt = 18 L × 1.05669 ≈ 19.02 qt

Liter to Quart Converter

Choose the type of measurement to convert
Select the source unit to convert from
Select the target unit to convert to
Enter a numeric value or fraction to convert
Sig. Figures:

How much is 18 L?

18,000 mL (609 fl oz) equals about 18.00 liters, a large container volume.

18 L on the quart scale

L01020304050qt01020304050

18 L = 19.02 qt

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 Quart

1 liter = 1.05669 quarts

Quart = Liter × 1.05669

Example: 18 L × 1.05669 = 19.02 qt

Reverse Conversion

To convert quarts back to liters:

  • Remember, 1 quart equals 0.946353 liters.
  • To convert 19.02 qt to L, multiply 19.02 x 0.946353, resulting in 18 L.

18 L is also equal to:

Frequently Asked Questions

How much is 18 liters in quarts?

18 liters equals 19.02 quarts. This is calculated by multiplying 18 by the conversion factor 1.05669.

What does 18 liters look like in quarts?

18 liters (19.02 quarts) is a large bucket, a jerrycan, or a fish tank.

How do you calculate 18 liters to quarts?

Multiply 18 by the conversion factor 1.05669. The calculation is 18 × 1.05669 = 19.02 quarts. This factor is defined by international measurement standards.

Share This Calculation

18 liters = 19.0204 quarts
18 liters = 19.0204 quarts — conversion chart

Nearby Conversions

8 liters8.454 quarts 9 liters9.51 quarts 10 liters10.57 quarts 11 liters11.62 quarts 12 liters12.68 quarts 13 liters13.74 quarts 14 liters14.79 quarts 15 liters15.85 quarts 16 liters16.91 quarts 17 liters17.96 quarts 19 liters20.08 quarts 20 liters21.13 quarts 21 liters22.19 quarts 22 liters23.25 quarts 23 liters24.3 quarts 24 liters25.36 quarts 25 liters26.42 quarts 26 liters27.47 quarts 27 liters28.53 quarts 28 liters29.59 quarts

For general conversions between liters and quarts, see the liters to quarts 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.