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Convert Calc

US Quart to Imperial Gallon Converter

Enter a value to instantly convert between volume units.

Precision4 dp

1 US Quart = 0.2082 Imperial Gallon

Key Formulas

Liter → US Gallon

gal = L × 0.264172

US Gallon → Liter

L = gal × 3.78541

US Cup → Milliliter

mL = cup × 236.588

Milliliter → US Cup

cup = mL × 0.00422675

Formula

imp gal = qt × 0.2081685

Source: NIST SP 811, Table B.8

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US Quart to Imperial Gallon conversion table
US Quart (qt) Imperial Gallon (imp gal)
1 0.20816855
2 0.41633709
5 1.0408
10 2.0817
20 4.1634
50 10.4084
100 20.8169
200 41.6337