Volume · Unit Converter

Convert US Liquid Barrel to Imperial Gallon

Convert us liquid barrels to imperial gallons instantly. 1 us liquid barrel = 26.2292368158 imperial gallon — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Imperial Gallon to US Liquid Barrel converter for the reverse conversion.

Written by Sunith Babu L, Ph.D., Lead Engineer Reviewed by Dr. Jaya Christiyan K G, Ph.D.
Volume category 2 min read Published Last reviewed Updated

Units explained

US Customary (Liquid)

US Liquid Barrel

What is a us liquid barrel?

A US liquid barrel is 31.5 US gallons (119.24 L).

Origin of the us liquid barrel

A federal standard barrel size for non-petroleum liquids.

Where it is used

Used in brewing and bulk-liquid commerce.

When and where it was developed

US trade standard.

Imperial (UK)

Imperial Gallon

What is a imperial gallon?

The imperial gallon is defined as exactly 4.54609 liters.

Origin of the imperial gallon

Set by the British Weights and Measures Act of 1824 as the volume of 10 lb of water.

Where it is used

Used for fuel and beverages in the UK and Commonwealth.

When and where it was developed

UK, 1824.

US Liquid Barrel to Imperial Gallon conversion formula

The relationship between us liquid barrels and imperial gallons:

1 bbl = 26.2292368158 gal
1 gal = 0.0381253945 bbl

To convert us liquid barrels to imperial gallons, multiply the value in us liquid barrels by 26.2292368158. To reverse, multiply imperial gallons by 0.0381253945.

How to use this converter

Type a value into the calculator. The result in imperial gallons updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Imperial Gallon to US Liquid Barrel converter for the reverse direction.

Step-by-step: convert us liquid barrels to imperial gallons

  1. Write down the value in us liquid barrels (bbl).
  2. Multiply that value by the factor 26.2292368158.
  3. The product is the equivalent value in imperial gallons (gal).
  4. To reverse, multiply the imperial gallon value by 0.0381253945.

Worked examples

Example 1 — Convert 1 bbl to gal:
1 × 26.2292368158 = 26.2292368158 gal

Example 2 — Convert 100 bbl to gal:
100 × 26.2292368158 = 2622.9236815813 gal

Real-world example — Fabric and tailoring

One us liquid barrel of fabric converts to a value in imperial gallons commonly used for seam allowances. Garment patterns frequently switch between the two units on a single instruction sheet.

1 bbl × 26.2292368158 = 26.2292368158 gal

Real-world example — Body height conversion (reverse direction)

You measure 1.75 us liquid barrels tall and need to fill in a gym membership form or medical record that asks for height in imperial gallons. This is the most-used everyday length conversion in metric-using countries.

1.75 bbl × 26.2292368158 = 45.9011644277 gal

Real-world example — Pet and accessory dimensions

A 3-us liquid barrel dog leash equals a tidy round value in imperial gallons. Pet-supply shopping frequently mixes the two units across product specifications.

3 bbl × 26.2292368158 = 78.6877104474 gal

US Liquid Barrel to Imperial Gallon conversion table

Standard reference values for converting us liquid barrels to imperial gallons:

US Liquid Barrel [bbl]Imperial Gallon [gal]
0.010.2622923682
0.12.6229236816
126.2292368158
252.4584736316
378.6877104474
4104.9169472633
5131.1461840791
10262.2923681581
20524.5847363163
30786.8771044744
401049.1694726325
501311.4618407907
1002622.9236815813
50013114.6184079066
100026229.2368158132

Frequently asked questions

How many imperial gallons is 1 us liquid barrel?
1 us liquid barrel equals 26.2292368158 imperial gallon.
How do I convert us liquid barrels to imperial gallons?
Multiply the value in us liquid barrels by 26.2292368158 to get imperial gallons.
How do I convert imperial gallons back to us liquid barrels?
Multiply the value in imperial gallons by 0.0381253945, or use the Imperial Gallon to US Liquid Barrel converter.
How many imperial gallons is 100 us liquid barrels?
100 us liquid barrels equals 2622.9236815813 imperial gallons, because 100 × 26.2292368158 = 2622.9236815813.

Convert US Liquid Barrel to other volume units

Show all US Liquid Barrel conversions

Sources & references

Conversion factor (1 bbl = 26.2292368158 gal) verified against the following authoritative sources:

Results are provided for general reference. Verify critical measurements against an authoritative standard.