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State profile · Arizona

Why is gas expensive in Arizona?

Arizona's gasoline averages $3.73 a gallon, $0.35 above the U.S. average of $3.38. About 19 cents per gallon comes from state taxes. The rest is crude oil, which is roughly half the pump price nationwide, plus the cost of refining and delivering fuel to Arizona stations.

#7 of 50Split control+$0.35 vs U.S.
Average price · Jan–May 2026 $3.73/gal AAA regular-grade retail
National rank #7 of 50 states
vs national average +$0.35 10% above U.S. avg
5-year change +$0.94 since Jan–May 2021

What you're paying for

dollars per gallon, estimated June 2026
Base costs$3.54
Crude oil cost$1.74
Refining$0.48
Distribution & marketing$1.14
Federal excise tax$0.18
Arizona policy adds$0.19
State excise + sales tax$0.19
The takeaway

Arizona pays about $0.35 more per gallon than the U.S. average. Regional supply costs account for most of the gap.

Policy environment
State + local gas tax (total)19.0 ¢/gal
Carbon program on motor fuelNo
State-specific fuel blendNo
Political control
Today: Divided government
Governor D; House and Senate R
Years D, 2001–2025: 0 of 25
Years R, 2001–2025: 14 of 25
Years split: 11 of 25
Red: unified R · Gray: split
How Arizona compares

Against its neighbors

Amber line marks the U.S. average of $3.38.

#7   Arizona
$3.73
#12   Idaho
$3.46
#28   Colorado
$3.25
#29   Montana
$3.23
#31   New Mexico
$3.19
#32   Wyoming
$3.16
Ten-year history

Price over time

Arizona  U.S. average

$2.11$2.88$3.65$4.42201720192021202320252026
Common questions

Arizona, explained

Why does gas cost about $3.73 a gallon in Arizona?

Using the U.S. Energy Information Administration's national price breakdown, Arizona's pump price is roughly $1.74 for crude oil, $0.48 for refining, $1.14 for distribution and marketing, the 18.4-cent federal excise tax, and about 19 cents in state taxes. That puts it $0.35 above the national average of $3.38.

How much of Arizona's gas price is taxes?+

Arizona charges about 19 cents per gallon in state gasoline taxes, on top of the 18.4-cent federal tax. Combined, taxes make up roughly 10% of the $3.73 pump price.

Does Arizona have a carbon program or special gasoline blend?+

No. Unlike California and Washington, Arizona does not put a carbon price on motor fuel or require a state-specific gasoline blend, so neither adds to its pump price.

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