West Coast · week of September 21, 2026
Gas prices in the West Coast
The EIA's West Coast average for regular came in at $5.60 for the week of September 21, 2026, a +13.3¢ weekly move and +$1.12 relative to the national figure. Diesel averaged $7.46.
regional average
$5.600
EIA weekly survey
$5.600regional average
+13.3¢change in a week
+$1.33change in a year
$7.456diesel
West Coast excluding California: $5.106 a gallon for regular. Oregon, Washington, Nevada, Arizona, Alaska and Hawaii pages use this figure.
Gas prices by state
| State | Regular | Price from | Diesel | Gas tax | With federal |
|---|---|---|---|---|---|
| Alaska | $5.106 | West Coast (excluding California) | $6.791 | 8.9¢ | 27.3¢ |
| Arizona | $5.106 | West Coast (excluding California) | $6.791 | 19.0¢ | 37.4¢ |
| California | $6.003 | state survey | $8.246 | 73.6¢ | 92.0¢ |
| Hawaii | $5.106 | West Coast (excluding California) | $6.791 | 18.5¢ | 36.9¢ |
| Nevada | $5.106 | West Coast (excluding California) | $6.791 | 23.8¢ | 42.2¢ |
| Oregon | $5.106 | West Coast (excluding California) | $6.791 | 40.0¢ | 58.4¢ |
| Washington | $5.516 | state survey | $6.791 | 60.2¢ | 78.6¢ |
Regular gas, weekly average · West Coast
September 30, 2024: $4.042 · September 21, 2026: $5.600 · min $3.649 · max $5.613
Diesel, weekly average · West Coast
September 30, 2024: $4.226 · September 21, 2026: $7.456 · min $4.079 · max $7.456