Mike Rounds: polls and polling average
Last updated: 22 Oct 2026
South Dakota Senate 2026
55.0%
Rank 1 of 2
South Dakota Senate 2026
3 polls including Mike Rounds
| Pollster | Date | Details | Mike Rounds | Brian Bengs |
|---|---|---|---|---|
| Emerson College | 20 Oct 2026 | n=803 · LV · Oct 19–Oct 20 | 50.0 | 42.0 |
| Quantus Insights | 19 Oct 2026 | n=657 · LV · Oct 17–Oct 19 | 59.0 | 37.0 |
| Mason-Dixon | 14 Oct 2026 | n=500 · LV · Oct 12–Oct 14 | 56.0 | 37.0 |
