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Toss-up · 2014 Senate
South Dakota Senate
In the 2014 South Dakota Senate race, M. Michael Rounds (R) won by about 21 points.
Actual result
R+20.9
Final polls said
R+14.1
7 late polls · ✓
VotePredictor Elections predicted
—
Winner
Rep
"Final polls said" averages polls from the last ~3 weeks — the call right before the vote, and how pollsters are rated. VotePredictor Elections' prediction is walk-forward (trained only on earlier races).
Final rankings
How everyone who called this race did, ranked — VotePredictor Elections shown inline (★).
Pollsters — each pollster's final poll vs the result
| # | Pollster | Final call | Miss | Called |
|---|---|---|---|---|
| 1 | ccAdvertising | R+22.0 | 1.1 | ✓ |
| 2 | Public Opinion Strategies | R+24.0 | 3.1 | ✓ |
| 3 | Monmouth University Polling Institute | R+14.0 | 6.9 | ✓ |
| 4 | Rasmussen Reports | R+14.0 | 6.9 | ✓ |
| 5 | Marist College | R+14.0 | 6.9 | ✓ |
| 6 | Nielson Brothers Polling | R+13.7 | 7.2 | ✓ |
| 7 | YouGov | R+13.0 | 7.9 | ✓ |
| 8 | SurveyUSA | R+11.0 | 9.9 | ✓ |
| 9 | Mason-Dixon Polling & Strategy | R+9.0 | 11.9 | ✓ |
| 10 | Public Policy Polling | R+7.0 | 13.9 | ✓ |
| 11 | Harper Polling | R+4.0 | 16.9 | ✓ |
The polls behind it
14 polls · newest firstPollsterDateSampleMiss
Monmouth University Polling Institute2014-10-267
Rasmussen Reports2014-10-247
SurveyUSA2014-10-2310
Mason-Dixon Polling & Strategy2014-10-2212
Marist College2014-10-217
Frequently asked questions
Who won the 2014 South Dakota Senate race?
M. Michael Rounds (R) won, by about 20.9 points (R+20.9).
When was the 2014 South Dakota Senate election held?
It was held in November 2014.
Which party matches you?
These candidates split on taxes, health care, guns, and abortion. See where you land — and which members of Congress actually vote like you.