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South Dakota's At-Large Congressional District
Results updated Nov 7, 1:00 AM ET
Marty Jackley (Republican) won South Dakota's At-Large Congressional District in 2026, defeating Nikki Gronli 64.0% to 36.0%. Marty Jackley takes office on January 3, 2027, succeeding Dusty Johnson.
| Representative-elect | Marty Jackley (R) |
|---|---|
| Current representative | Dusty Johnson (R), through January 3, 2027 |
| District lines | Unchanged for 2026 |
| Partisan lean (PVI) | R+15 |
| PoliGov final forecast | Safe R · Nikki Gronli <1%, Marty Jackley >99% |
2026 results
Called
| Candidate | Vote | Votes |
|---|---|---|
| Marty Jackley (R) | 64.0% | 195,588 |
| Nikki Gronli (D) | 36.0% | 109,997 |
79% of the expected vote counted. Vote counts are unofficial until certified.
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Results and race calls: civicAPI, updated Nov 7, 1:00 AM ET. Vote counts are unofficial until certified.