Rapid City Average Gas Price
| Regular | Mid-Grade | Premium | Diesel | E85 | |
|---|---|---|---|---|---|
| Week Ago Avg. | $3.78 | $3.81 | $4.29 | $4.53 | $2.97 |
| Month Ago Avg. | $3.81 | $3.82 | $4.31 | $4.56 | $2.97 |
Highest Recorded Average Gas Price In Rapid City Year to Date
| Price | Date | |
|---|---|---|
| Diesel | $4.56 | 06/16/26 |
| Regular | $3.81 | 06/15/26 |
Top 10 Gas Stations & Cheap Fuel Prices in Rapid City
Corner Pantry in Rapid City (310 E Fairmont Blvd Ste A)
310 E Fairmont Blvd Ste A, Rapid City, South Dakota,
$2.87
Jul 19, 2026
0¢ Cashback
Mobil in Rapid City (251 E Stumer Rd)
251 E Stumer Rd, Rapid City, South Dakota,
$3.23
Jul 19, 2026
0¢ Cashback
Conoco in Rapid City (8031 Stage Stop Rd)
8031 Stage Stop Rd, Rapid City, South Dakota,
$3.99
Jul 19, 2026
0¢ Cashback
Corner Pantry in Rapid City (1818 Mt. Rushmore Rd)
1818 Mt. Rushmore Rd, Rapid City, South Dakota,
$4.00
Jul 19, 2026
0¢ Cashback
Phillips 66 in Rapid City (1012 E Centre St)
1012 E Centre St, Rapid City, South Dakota,
$4.07
Jul 19, 2026
0¢ Cashback
Maverik in Rapid City (525 E N St)
525 E North St, Rapid City, South Dakota,
$4.10
Jul 19, 2026
0¢ Cashback
Holiday in Rapid City (3276 Cambell St)
3276 Cambell St, Rapid City, South Dakota,
$4.15
Jul 19, 2026
0¢ Cashback
Maverik in Rapid City (1624 Haines Ave)
1624 Haines Avenue, Rapid City, South Dakota,
$4.19
Jul 19, 2026
0¢ Cashback
Maverik in Rapid City (525 E N St)
525 East North Street, Rapid City, South Dakota,
$4.26
Jul 19, 2026
0¢ Cashback
Conoco in Rapid City (13620 S US-16)
13620 S US-16, Rapid City, South Dakota,
$4.29
Jul 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.