Spearfish
South Dakota
Spearfish Gas Prices - Find the Lowest Gas Prices in Spearfish, SD
Search for the lowest gasoline prices in Spearfish, SD. Find local Spearfish gas prices and Spearfish gas stations with the best prices to fill up at the pump today
National and South Dakota Gas Price Averages
| National Avg. | SD Reg. Avg. | SD Plus Avg. | SD Prem. Avg. | SD Diesel Avg. |
|---|---|---|---|---|
|
$3.160
11/29/2025
|
$2.986
11/29/2025
|
$3.195
11/29/2025
|
$3.638
11/29/2025
|
$3.399
11/29/2025
|
Today's lowest gas prices in South Dakota and around Spearfish
| Station | Regular | Plus | Premium | Diesel |
|---|---|---|---|---|
Freedom 615 9th St SE, Watertown, SD |
$2.32
11/29/2025
|
11/29/2025
|
11/29/2025
|
11/29/2025
|
Freedom 220 10th St SW, Watertown, SD |
$2.32
11/29/2025
|
11/29/2025
|
11/29/2025
|
11/29/2025
|