| Gas Station | Regular | Plus | Premium | Diesel |
 | Big D Oil
128 Us Highway 14a, Lead, SD 57754
Get Directions | $3.149 | $3.249 | N/A | $3.859 |
| Common Cents
514 E Main St, Lead, SD 57754
Get Directions | $3.149 | N/A | N/A | N/A |
| Unbranded
145 Glendale Dr, Lead, SD 57754
Get Directions | $3.359 | N/A | $4.099 | N/A |
| Unbranded
157 Charles St, Deadwood, SD 57732
Get Directions | $3.569 | N/A | N/A | $3.899 |
| Big D Oil
402 Main St, Deadwood, SD 57732
Get Directions | $3.219 | $3.319 | N/A | $3.899 |
| Unbranded
95 Sherman St, Deadwood, SD 57732
Get Directions | $3.259 | N/A | N/A | $3.899 |
 | Mobil
21399 Us Highway 385, Deadwood, SD 57732
Get Directions | $3.629 | N/A | N/A | $3.949 |
| Unbranded
396 Evans Ln, Spearfish, SD 57783
Get Directions | $3.469 | N/A | N/A | N/A |
 | Phillips 66
706 N Main St, Spearfish, SD 57783
Get Directions | $3.259 | $3.259 | N/A | $3.899 |
 | Conoco
820 E Colorado Blvd, Spearfish, SD 57783
Get Directions | $3.599 | $3.399 | $4.499 | $3.899 |
| Conoco
611 E Jackson Blvd, Spearfish, SD 57783
Get Directions | $3.399 | $3.399 | N/A | $3.899 |
| Phillips 66
2615 E Colorado Blvd, Spearfish, SD 57783
Get Directions | $3.599 | $3.399 | $4.099 | $3.899 |
| Loaf N Jug
813 N Main St, Spearfish, SD 57783
Get Directions | $3.199 | N/A | $3.499
Lowest Price | N/A |
 | Safeway
1606 North Ave, Spearfish, SD 57783
Get Directions | $3.199 | $3.399 | $3.499 | $3.899 |
| Unbranded
2728 1st Ave, Spearfish, SD 57783
Get Directions | $3.499 | $3.399 | $3.899 | $3.899 |
| Mobil
1322 Laurel St, Whitewood, SD 57793
Get Directions | N/A | N/A | N/A | $3.759
Lowest Price |
| Unbranded
1321 Laurel St, Whitewood, SD 57793
Get Directions | $3.099
Lowest Price | $3.199
Lowest Price | N/A | $3.799 |
| Common Cents
2421 Junction Ave, Sturgis, SD 57785
Get Directions | $3.199 | N/A | N/A | $3.799 |
 | Cenex
2030 Lazelle St, Sturgis, SD 57785
Get Directions | $3.399 | N/A | N/A | $3.899 |
| Conoco
2217 Junction Ave, Sturgis, SD 57785
Get Directions | $3.399 | $3.299 | $3.699 | N/A |