Gillette Average Gas Price
| Regular | Mid-Grade | Premium | Diesel | E85 | |
|---|---|---|---|---|---|
| Week Ago Avg. | $3.17 | $3.43 | $3.78 | $3.82 | $2.59 |
| Month Ago Avg. | $3.08 | $3.36 | $3.68 | $3.75 | $2.59 |
Highest Recorded Average Gas Price In Gillette Year to Date
| Price | Date | |
|---|---|---|
| Diesel | $3.82 | 05/10/26 |
| Regular | $3.17 | 05/10/26 |
Top 10 Gas Stations & Cheap Fuel Prices in Gillette
M.G. Oil Company in Gillette (502 El Camino Rd)
502 El Camino Rd, Gillette, Wyoming,
$2.80
May 19, 2026
0¢ Cashback
Shell in Gillette (10800 WY-59 S)
10800 WY-59 S, Gillette, Wyoming,
$3.14
May 19, 2026
3¢ Cashback
Maverik in Gillette (719 US-14 #16)
719 US-14-16 N, Gillette, Wyoming,
$3.23
May 19, 2026
0¢ Cashback
Maverik in Gillette (310 Skyline Dr)
310 Skyline Dr, Gillette, Wyoming,
$3.24
May 19, 2026
0¢ Cashback
Maverik in Gillette (4301 S. Douglas)
4301 S. Douglas, Gillette, Wyoming,
$3.24
May 19, 2026
0¢ Cashback
Flying J in Gillette (1810 S Douglas Hwy)
1810 S Douglas Hwy, Gillette, Wyoming,
$3.34
May 19, 2026
0¢ Cashback
Maverik in Gillette (1616 E. Hwy 14-16)
1616 E. Hwy 14-16, Gillette, Wyoming,
$4.08
May 19, 2026
0¢ Cashback
Maverik in Gillette (111 S Garner LK Rd)
111 S Garner Lk Rd, Gillette, Wyoming,
$4.85
May 19, 2026
0¢ Cashback
Maverik in Gillette (4301 S Douglas Hwy)
4301 S Douglas Hwy, Gillette, Wyoming,
$4.95
May 19, 2026
0¢ Cashback
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Gas Data Methodology
The fuel prices published in this guide are based on the results of research completed by Way.com’s data team. Using a mix of external and internal data, we analyzed millions of prices across U.S. ZIP codes and globally.