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Arizona Gas Prices
EIA does not publish a weekly Arizona average. These are averages for the West Coast except California region, which includes Arizona.
This is a regional average, not an Arizona average. Prices in parts of Arizona can be higher or lower than the region as a whole.
- Regular, region
- $5.01/gal
- Midgrade, region
- $5.43/gal
- Premium, region
- $5.67/gal
- Diesel, region
- $6.66/gal
West Coast except California gas prices over 3 years
Monthly average of weekly prices, dollars per gallon
Show as a table
| Period | Regular |
|---|---|
| Oct 2026 | $5.07 |
| Dec 2025 | $3.52 |
Last 12 weeks
Regular gasoline, dollars per gallon
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| Week of | Regular | Change |
|---|---|---|
| 10/19/2026 | $5.01 | -1.3% |
| 10/12/2026 | $5.07 | -0.9% |
| 10/05/2026 | $5.12 | -0.7% |
| 09/28/2026 | $5.15 | +0.9% |
| 09/21/2026 | $5.11 | +1.6% |
| 09/14/2026 | $5.03 | +1.0% |
| 09/07/2026 | $4.98 | +3.2% |
| 08/31/2026 | $4.82 | +1.0% |
| 08/24/2026 | $4.78 | +1.5% |
| 08/17/2026 | $4.71 | +1.4% |
| 08/10/2026 | $4.64 | -0.9% |
| 08/03/2026 | $4.69 | +0.5% |
Metro areas in Arizona
Weekly EIA city averages where published, and monthly BLS averages
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| Metro area | Weekly (EIA) | Monthly (BLS) |
|---|---|---|
| Phoenix | Not reported | $4.69 (Sep 2026) |
Frequently asked questions
- What is the average price of gas in Arizona?
- EIA does not publish a weekly average for Arizona. Regular gasoline in the West Coast except California region averaged $5.01/gal the week of 10/19/2026.
- How do Arizona gas prices compare with the U.S. average?
- The U.S. average for regular was $4.28/gal the same week, so the West Coast except California region was $0.72 higher than the national average.
Source: U.S. Energy Information Administration, Gasoline and Diesel Fuel Update · Last updated 10/19/2026