VotePredictor
past elections

New Hampshire Senate

Maggie Hassan (D) vs Kelly Ayotte (R)

Actual result
D+0.1
Final polls said
D+0.9
21 late polls · ✓
Model predicted
D+1.0
Winner
Dem

"Final polls said" averages polls from the last ~3 weeks — the call right before the vote, and how pollsters are rated. The model's prediction is walk-forward (trained only on earlier races).

Final rankings

How everyone who called this race did, ranked — VotePredictor shown inline (★).

Pollsters — each pollster's final poll vs the result

#PollsterFinal callMissCalled
1Monmouth University Polling InstituteEVEN0.1
2University of Massachusetts Lowell Center for Public OpinionD+1.00.9
3VotePredictorD+1.00.9
4Marist CollegeR+1.01.1
5Gravis MarketingR+2.02.1
6Praecones AnalyticaR+2.12.2
7Public Policy PollingD+3.02.9
8GBAOD+3.02.9
9Suffolk UniversityR+2.82.9
10American Research GroupR+3.03.1
11Emerson CollegeR+3.23.3
12University of New Hampshire Survey CenterD+4.03.9
13YouGovR+4.04.1
14MassINC Polling GroupR+6.06.1
15Rasmussen ReportsD+8.07.9
16SurveyMonkeyD+9.08.9

Forecasters — pre-election win probability, scored by Brier

#ForecasterWin probBrierCalled
1Sabato's Crystal BallDem 75%0.062
2VotePredictorDem 58%0.174
3FiveThirtyEightDem 53%0.221
4Inside ElectionsDem 50%0.250
5Cook PoliticalRep 75%0.562

Polls (31)

PollsterDatenPollMiss
University of New Hampshire Survey Center2016-11-05692D+4.04
Emerson College2016-11-041000R+3.23
SurveyMonkey2016-11-04696D+9.09
Rasmussen Reports2016-11-04525D+8.08
Gravis Marketing2016-11-011001R+2.02
Suffolk University2016-11-01500R+2.83
American Research Group2016-11-01600R+3.03
University of New Hampshire Survey Center2016-11-01466D+7.07
Rasmussen Reports2016-10-31525D+2.02
MassINC Polling Group2016-10-31500R+6.06
Public Policy Polling2016-10-31781D+3.03
University of Massachusetts Lowell Center for Public Opinion2016-10-30695D+1.01
University of New Hampshire Survey Center2016-10-28516D+1.01
SurveyMonkey2016-10-28659D+12.012
Praecones Analytica2016-10-27408R+2.12
Rasmussen Reports2016-10-26525D+3.03
Emerson College2016-10-24600R+6.06
Monmouth University Polling Institute2016-10-24401EVEN0
Marist College2016-10-22768R+1.01
YouGov2016-10-19772R+4.04
Emerson College2016-10-18900R+0.10
University of New Hampshire Survey Center2016-10-14724D+9.09
SurveyMonkey2016-10-12569D+5.05
MassINC Polling Group2016-10-11501EVEN0
University of Massachusetts Lowell Center for Public Opinion2016-10-09517R+1.01
Public Policy Polling2016-10-08600D+1.01
Suffolk University2016-10-04500R+6.06
MassINC Polling Group2016-09-28502D+2.02
GBAO2016-09-26600D+3.03
American Research Group2016-09-22522EVEN0
Monmouth University Polling Institute2016-09-19400R+2.02