U.S. state · U.S.

Gas Prices in Colorado

As of early October 2026, a gallon of regular gasoline in Colorado averages $4.24 — that is $1.12 per litre, and ranks #55 of 225 places we track, where #1 is the cheapest.

Regular, per gallon
$4.24
$1.12 per litre
Diesel, per gallon
$6.31
$1.67 per litre
World rank
#55
of 225, cheapest first
A gallon costs
2%
of an average day’s income

Why Colorado pays this much

Mid-range U.S. state

Colorado is near the U.S. average. State fuel taxes and supply costs here are middle-of-the-road, so the price mostly tracks national wholesale gasoline.

Where the money goes

An estimated split of a $4.24 gallon in Colorado. Crude oil trades as one global price, so the part that differs between countries is mostly tax.

ComponentPer gallonPer litre
Crude$2.25$0.60
Refining$0.59$0.16
Distribution$0.91$0.24
Tax$0.49$0.13
Pump price$4.24$1.12
Tax here is the published figure, not an estimate: 30.2¢ a gallon in Colorado state taxes plus the 18.4¢ federal excise.

How that compares

ComparisonPer gallonDifference
Colorado$4.24—
World average of all 225$5.55−$1.31
U.S. average$4.38−$0.14
Cheapest anywhere — Libya$0.09−$4.15
Priciest anywhere — Hong Kong$16.70+$12.46
Since 2026-09-16, the average in Colorado has fallen by $0.02 a gallon.

Nearby in U.S.

Wisconsin$4.13Virginia$4.17Nebraska$4.19South Dakota$4.22Iowa$4.24Delaware$4.25Minnesota$4.25Maryland$4.26

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