Arizona Gas Pain — Week of 2026-05-18
Source: EIA PADD regional average (no state-level series published for this state).
For the week of 2026-05-18, drivers in Arizona paid $5.61/gal — ranked #2 of 50 (tied with 4 other states) by price. 5 states share this exact price because they read from the same EIA regional bucket, so they all rank #2.
Week-over-week
Week of 2026-05-18 vs the prior week: +4.61% (+$0.25/gal).
Prices in Arizona jumped notably this week. Possible drivers: regional refinery maintenance, demand spikes, or PADD-level supply shifts.
Vs national average
National average that week: $4.49/gal. Arizona was +24.8% above that benchmark.
What a fill-up cost
At $5.61/gal:
- 15-gal tank: $84.08
- 20-gal tank: $112.10
- 100-mile drive in a 25 MPG car: $22.42
Compare across all 50 states
See the full state-by-state ranking →
Use the Gas Pain Calculator to see your own fill-up cost based on your ZIP and vehicle.
Methodology: weekly EIA retail series — state-level where EIA publishes it, otherwise the PADD regional average mapped to state via U.S. Census state→PADD lookup. Crowdsource data (where available) layers on top via the per-ZIP local report.