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Polls about 2026 SD-01

Every tracked poll about 2026 SD-01, newest first. Dots on the chart are individual polls; the line is the rolling average. How to read these numbers.

Average result

Unweighted mean across 4 matching polls
View data as table
Average result
Choice%
Marty Jackley56.6%
Nikki Gronli37.5%
James Bialota9.6%

Pick a poll type (and subject) to see the trend over time.

Individual polls (4)

Polls, newest first
End date Pollster Sample Results
10/14/2026 Mason-Dixon
for South Dakota News Watch, Chiesman Center for Democracy at the University of South Dakota
500 LV
Marty Jackley (R)
60%
Nikki Gronli (D)
32%
8/30/2026 Lake Research Partners 500 LV
Marty Jackley (R)
47%
Nikki Gronli (D)
43%
4/11/2026 Mason-Dixon Polling & Research, Inc.
for Chiesman Center for Democracy at the University of South Dakota | South Dakota News Watch
500 RV
Marty Jackley (R)
68%
James Bialota (R)
12%
3/9/2026 Emerson College
for KELO-TV | Nexstar
415 LV
Marty Jackley (R)
51.3%
James Bialota (R)
7.1%

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