Colorado Gas Prices
Average price per gallon in Colorado, updated 7/21/26 from AAA. Regular is currently $4.07/gal — $0.05 above the national average of $4.02.
Regular
$4.07
Mid-grade
$4.48
Premium
$4.82
Diesel
$4.97
Regular, change:▲ +$0.11 today▲ +$0.27 wk▲ +$0.09 mo
Regular — recent trend (42 days)
Cheapest metros in Colorado
| Metro | Regular | Diesel |
|---|---|---|
| Pueblo | $3.94 | $4.84 |
| Grand Junction (CO only) | $4.00 | $5.03 |
| Greeley | $4.01 | $4.88 |
| Denver | $4.03 | $4.94 |
| Boulder-Longmont | $4.04 | $5.01 |
| Colorado Springs | $4.04 | $4.96 |