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Senate race · 2026 South Dakota

Zenith Research poll

Fielded 9/24/2026 – 9/27/2026 · 500 respondents · Likely voters

Result

Share of respondents (remainder shown as undecided / other)
Mike Rounds (R)
53%
Brian Bengs (I)
47%

About this poll

Pollster
Zenith Research
Field dates
Thursday, September 24, 2026 – Sunday, September 27, 2026
Sample
500 · Likely voters
Sponsors
—
Internal poll
No
Partisan
IND
Published
Wednesday, September 30, 2026
Source
drive.google.com (opens in a new tab)
Data feed
The New York Times (via PollResults.org)
Last updated

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