Yankton Average Gas Price
| Regular | Mid-Grade | Premium | Diesel | E85 | |
|---|---|---|---|---|---|
| Week Ago Avg. | $3.59 | $3.81 | $4.24 | $4.38 | $3.11 |
| Month Ago Avg. | $3.59 | $3.81 | $4.24 | $4.38 | $3.11 |
Highest Recorded Average Gas Price In Yankton Year to Date
| Price | Date | |
|---|---|---|
| Diesel | $4.38 | 06/15/26 |
| Regular | $3.59 | 06/15/26 |
Top 10 Gas Stations & Cheap Fuel Prices in Yankton
Cenex in Yankton (800 Summit St)
800 Summit St, Yankton, South Dakota,
$3.99
Jul 19, 2026
0¢ Cashback
Triple Time Rudy's in Yankton (1606 Broadway Ave)
1606 Broadway Ave, Yankton, South Dakota,
$4.09
Jul 19, 2026
0¢ Cashback
Southgate 66 in Yankton (303 W 2nd St)
303 W 2nd St, Yankton, South Dakota,
$4.19
Jul 19, 2026
0¢ Cashback
Cork N Bottle in Yankton (1500 Broadway Ave)
1500 Broadway Ave, Yankton, South Dakota,
$4.24
Jul 19, 2026
0¢ Cashback
Fast & Fresh in Yankton (2110 Broadway St)
2110 Broadway St, Yankton, South Dakota,
$4.39
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.