Oil Barrels (bbl)	US Gallons (gal (US))
1 bbl	42 gal (US)
2 bbl	84 gal (US)
5 bbl	210 gal (US)
10 bbl	420 gal (US)
25 bbl	1050 gal (US)
50 bbl	2100 gal (US)
100 bbl	4200 gal (US)
250 bbl	10500 gal (US)
500 bbl	21000 gal (US)
1000 bbl	42000 gal (US)

Convert Oil Barrels to US Gallons

Convert oil barrels to us gallons (bbl to gal (US)) with our instant calculator. 1 bbl = 42 gal (US). Includes exact formula and reference tables.

How to Convert Oil Barrels to US Gallons (bbl to gal (US))

1 Oil Barrel (bbl) is equal to 42 US Gallons (gal (US)). Multiply the oil barrel value by 42

Quick Answer 1 bbl = 42 gal (US)

Formula gal (US) = bbl × 42

Inverse Factor 1 gal (US) = 0.02381 bbl

Unit Definitions & Metrology Context

The SI unit of volume is the cubic meter (m³). The liter (L) is equal to 1 cubic decimeter (0.001 m³).

About Oil Barrels (bbl): Oil Barrel (bbl) is a unit in the Volume & Capacity measurement category. It is widely used in 42 us gallons (crude oil benchmark). Relative to the volume & capacity base unit, 1 bbl equals 158.987295 Liters (L).

About US Gallons (gal (US)): US Gallon (gal (US)) is a unit in the Volume & Capacity measurement category. It is a standard everyday unit of volume & capacity measurement. Relative to the volume & capacity base unit, 1 gal (US) equals 3.785412 Liters (L).

Need to convert in the opposite direction? Visit our Convert US Gallons to Oil Barrels (gal (US) to bbl) calculator (1 gal (US) = 0.02381 bbl).

Step-by-Step Worked Examples (bbl to gal (US))

Convert 5 Oil Barrels to US Gallons: Applying the formula (gal (US) = bbl × 42): starting with 5 bbl, multiply the oil barrel value by 42 to get 210 gal (US).
Convert 10 Oil Barrels to US Gallons: Applying the formula (gal (US) = bbl × 42): starting with 10 bbl, multiply the oil barrel value by 42 to get 420 gal (US).
Convert 50 Oil Barrels to US Gallons: Applying the formula (gal (US) = bbl × 42): starting with 50 bbl, multiply the oil barrel value by 42 to get 2100 gal (US).

Popular Volume & Capacity Conversions

US Gallon ⇄ Liter

1 US gallon is exactly 231 cubic inches, or approx. 3.78541 liters.

Cubic Yard ⇄ Cubic Foot

1 cubic yard is equal to exactly 27 cubic feet (3 ft × 3 ft × 3 ft, or ~764.555 liters).

US Cup ⇄ Milliliter

1 standard US cup equals 8 fluid ounces, or approx. 236.588 milliliters.

Imperial Gallon ⇄ US Gallon

1 Imperial gallon (4.546 L) is ~20% larger than a US gallon (3.785 L).

US Fluid Ounce ⇄ Milliliter

1 US fluid ounce is approximately 29.5735 milliliters.

Frequently Asked Questions

Verified answers and formulas for converting oil barrels to us gallons.

How many us gallons are in 1 oil barrel?

There are 42 us gallons (gal (US)) in 1 oil barrel (bbl). Conversely, 1 us gallon equals 0.02381 oil barrels.

How do you convert oil barrels to us gallons?

To convert oil barrels (bbl) to us gallons (gal (US)), use the formula: gal (US) = bbl × 42. Multiply the oil barrel value by 42. For example, 10 bbl equals 420 gal (US).

How do I convert back from us gallons to oil barrels?

To convert in the reverse direction from us gallons (gal (US)) to oil barrels (bbl), use the inverse formula: bbl = gal (US) / 42. Divide the us gallon value by 42 (1 gal (US) = 0.02381 bbl).

What is the difference between oil barrel (bbl) and us gallon (gal (US))?

Both oil barrel and us gallon measure volume & capacity. Oil Barrel (bbl) is a unit in the Volume & Capacity measurement category. It is widely used in 42 us gallons (crude oil benchmark). Relative to the volume & capacity base unit, 1 bbl equals 158.987295 Liters (L). US Gallon (gal (US)) is a unit in the Volume & Capacity measurement category. It is a standard everyday unit of volume & capacity measurement. Relative to the volume & capacity base unit, 1 gal (US) equals 3.785412 Liters (L).

How many cubic feet are in a cubic yard?

There are exactly 27 cubic feet in 1 cubic yard (3 ft × 3 ft × 3 ft = 27 ft³). To convert cubic feet to cubic yards, divide by 27.