Convert Litres (L) to Imperial Gallons (gal) | L in gal

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Let's convert Litres (L) to Imperial Gallons (gal)

This quick and easy calculator will convert Litres (L) to Imperial Gallons (gal) and show formula, brief history on the units and quick maths for the conversion.

Enter Litres to convert to Imperial Gallons

Quick Reference for Converting Litres to Imperial Gallons

gal = L / 4.55
Quick Rough Maths
To get the Imperial Gallons, divide the number of Litres by 4.5
Litres (L) in 1 Imperial Gallon
There are 4.55 Litres in 1 Imperial Gallon
Imperial Gallons (gal) in 1 Litre
There are 0.22 Imperial Gallons in 1 Litre

Unit Information

Symbol: L
Unit System: Non-SI Metric

What is the Litre?

The litre (or liter; US spelling) is a unit of volume and is a non-SI metric unit with the symbol L).

1 litre is equal to the volume in a cube with edges all measuring 10cm. There are 0.22 imperial gallons in a litre. Conversely, 1 imperial gallon is equal to 4.5461 gallons.

1 litre of water weights exactly 1 kilogram.

After the metric system was introduced in France in 1791, it took a couple of years for the entire country to implement it in everyday use. After much backlash, it was decided that the cubic metre was too big for everyday use. By 1795 it was announced that the former 'cadil' (0.001 cubic metres) had been given a new name; 'litre'.

Imperial Gallon
Symbol: gal
Unit System: Imperial

What is the Imperial Gallon?

The gallon is a unit of volume in the imperial unit system with the symbol gal.

1 British imperial gallon is defined as 4.54609 litres or 277.4194 in³.

The term gallon derives directly from the Old Northern French term 'galun' which means 'liquid measure'. The origin of the word prior to this is still unknown. It originated as the base of the system for measuring wine and beer in the UK and has now been adopted across the world and there are similar versions in the US and associated states (although they measure slightly differently).

Conversion Tables for Litres (L) to Imperial Gallons (gal)