Question 1

What is a firkin?

Accepted Answer

A firkin is 1/4 of a barrel. For beer: 9 UK gallons (40.9 L) or 7.5 US gallons (28.4 L).

Question 2

How much beer is in a firkin?

Accepted Answer

A UK firkin holds 40.9 liters (72 pints). Popular for cask ale at pubs. A US firkin is smaller at 28.4 L.

Question 3

Are US and UK gallons the same?

Accepted Answer

No! US gallon = 3.785 liters. UK (Imperial) gallon = 4.546 liters. UK gallon is about 20% larger. Same applies to pints and fluid ounces.

Question 4

What's the most accurate way to measure volume?

Accepted Answer

For precision: measure by weight and convert using density. For liquids at eye level: read at the bottom of the meniscus curve.

firkin to L Converter

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