How many barrels are in a UK gallon?

One UK (imperial) gallon equals approximately 0.028594 oil barrels (bbl). Since one oil barrel is 42 US gallons (158.987 liters) and one UK gallon is 4.54609 liters, the factor is 4.54609 ÷ 158.987 ≈ 0.028594.

What is an oil barrel (bbl)?

An oil barrel (bbl) is the standard petroleum industry unit equal to 42 US liquid gallons or approximately 158.987 liters. It is used worldwide to quote crude oil and refined product volumes.

What is a US dry barrel?

A US dry barrel equals 115.628 liters (26.25 US dry gallons). It is used for dry goods such as fruits, vegetables, and other agricultural commodities — not for liquids or petroleum.

What is a US fluid barrel?

A US fluid barrel equals 119.240 liters (31.5 US liquid gallons). It is used for beverages and other liquid goods in the United States, distinct from the oil barrel.

How does the UK gallon differ from the US gallon?

The UK (imperial) gallon is 4.54609 liters, while the US liquid gallon is 3.78541 liters. The UK gallon is about 20% larger. Always confirm which gallon is meant when working with international documents.

UK Gallons to Barrels Converter

Name: UK Gallons to Barrels Converter
Availability: InStock
Author: Nham Vu

Convert UK (imperial) gallons to oil barrels (bbl), US dry barrels, and US fluid barrels instantly.

UK (Imperial) Gallons

Enter UK gallons

UK gal

1 UK gallon = 4.54609 liters

1 oil barrel (bbl) = 158.987295 liters

Conversion Results

Oil Barrel (bbl)

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US Dry Barrel

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US Fluid Barrel

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Conversion Formulas

Oil Barrel (bbl)

bbl = UK gal × 0.028594

1 bbl = 158.987295 L; 1 UK gal = 4.54609 L

US Dry Barrel

dry bbl = UK gal × 0.039312

1 US dry bbl = 115.6271 L

US Fluid Barrel

fl bbl = UK gal × 0.038143

1 US fluid bbl = 119.2405 L

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Summary

Convert UK (imperial) gallons to oil barrels (bbl), US dry barrels, and US fluid barrels instantly.

How it works

Enter the number of UK (imperial) gallons in the input field.
The converter instantly calculates the equivalent in oil barrels (bbl), US dry barrels, and US fluid barrels.
Results update live as you type — no button press needed.
Use the Copy button next to any result to copy the value to your clipboard.
Scroll down to the formula reference to see the exact conversion factors used.

Use cases

Convert fuel or oil volumes from imperial gallons to barrels for petroleum industry reports.
Translate UK storage tank capacity into barrel equivalents for logistics planning.
Cross-check unit conversions when reading international energy data.
Convert brewing or beverage batch sizes from imperial gallons to barrel measures.
Calculate purchase volumes when commodity prices are quoted per barrel.
Verify unit conversions in spreadsheets or engineering documents.

Frequently Asked Questions

Last updated: 2026-06-11 · Reviewed by Nham Vu