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⚡ US Gallons to Oil Barrels: the quick answer
1 gal = 0.0238095 bbl (oil)
1 US gallon equals 0.0238095 oil barrels
To convert US gallons to oil barrels, multiply the value by 0.0238095.
To go the other way, multiply oil barrels by 42 to get US gallons.
↔ Convert oil barrels to US gallons instead
🧮 Formula
Every unit here is defined by its volume in cubic meters, so the conversion factor is (cubic meters per US gallon) ÷ (cubic meters per oil barrel).
📊 US Gallons to Oil Barrels conversion table
✏️ Worked examples
Convert 25 US gallons to oil barrels
25 gal × 0.0238095 = 0.595238 bbl (oil)
Try this example →
Convert 250 US gallons to oil barrels
250 gal × 0.0238095 = 5.95238 bbl (oil)
Try this example →
📘 About these units
US gallon (gal). The US liquid gallon is 231 cubic inches, exactly 3.785411784 liters.
Oil barrel (bbl (oil)). The petroleum barrel is 42 US gallons (158.987 L), the standard unit of oil trading.
❓ Frequently asked questions
How many oil barrels are in one US gallon?
There are 0.0238095 oil barrels in one US gallon.
How do I convert US gallons to oil barrels?
Multiply the number of US gallons by 0.0238095. For example, 10 US gallons equal 0.238095 oil barrels.
How many US gallons are in one oil barrel?
One oil barrel equals 42 US gallons.
🔗 More volume conversions
All volume units →