Rocky Mountain · week of October 26, 2026
Gas prices in the Rocky Mountain
How does the Rocky Mountain stack up? Regular runs $4.46, which is +18.9¢ versus the country as a whole, and it moved −1.0¢ this week. The 5 states in this group are Colorado, Idaho, Montana, Utah and Wyoming.
regional average
$4.458
EIA weekly survey
$4.458regional average
−1.0¢change in a week
+$1.49change in a year
$6.521diesel
Gas prices by state
| State | Regular | Price from | Diesel | Gas tax | With federal |
|---|---|---|---|---|---|
| Colorado | $4.458 | state survey | $6.521 | 30.2¢ | 48.6¢ |
| Idaho | $4.458 | Rocky Mountain | $6.521 | 33.0¢ | 51.4¢ |
| Montana | $4.458 | Rocky Mountain | $6.521 | 33.8¢ | 52.2¢ |
| Utah | $4.458 | Rocky Mountain | $6.521 | 38.6¢ | 57.0¢ |
| Wyoming | $4.458 | Rocky Mountain | $6.521 | 24.0¢ | 42.4¢ |
Regular gas, weekly average · Rocky Mountain
November 4, 2024: $3.103 · October 26, 2026: $4.458 · min $2.403 · max $4.587
Diesel, weekly average · Rocky Mountain
November 4, 2024: $3.583 · October 26, 2026: $6.521 · min $3.185 · max $6.521