Costco Costco
4700 South Desert Color Parkway, St. George, Utah 84790-1826
Regular
$4.779
Premium
$5.379
Diesel
$6.099
Updated Oct 17, 2026View details →
Costco Gas Prices in St. George
Latest reported Costco fuel prices in St. George, Utah.
- Stations
- 2
- Avg. Regular
- $4.789
- Lowest Regular
- $4.779
- Avg. Diesel
- $6.129
Costco Gas Stations (2)
Costco St George
835 N 3050 E, Saint George, Utah 84790-9041
Regular
$4.799
Premium
$5.379
Diesel
$6.159
Updated Oct 17, 2026View details →