VotePredictor
past elections

Arizona Senate

Mark Kelly (D) vs Martha McSally (R)

Actual result
D+2.4
Final polls said
D+6.3
27 late polls · ✓
Model predicted
D+5.8
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
1Emerson CollegeD+2.70.4
2Fabrizio, Lee & AssociatesD+2.00.4
3Trafalgar GroupD+1.90.5
4Morning ConsultD+3.51.1
5Data OrbitalD+1.11.3
6ABC News/The Washington PostD+1.01.4
7Change ResearchD+4.01.6
8Y2 AnalyticsD+4.01.6
9Rasmussen ReportsD+5.02.6
10Gravis MarketingD+5.02.6
11Noble Predictive InsightsD+5.02.6
12Latino DecisionsD+5.02.6
13Basswood ResearchR+1.13.5
14VotePredictorD+5.83.5
15Marist CollegeD+6.03.6
16Monmouth University Polling InstituteD+6.03.6
17HighGround Inc.D+6.54.2
18The New York Times/Siena CollegeD+7.04.7
19SSRSD+7.04.7
20Patinkin Research StrategiesD+7.04.7
21RMG ResearchD+7.04.7
22Susquehanna Polling & Research Inc.R+3.05.3
23Data for ProgressD+8.05.7
24KFFD+8.05.7
25IpsosD+9.06.7
26Suffolk UniversityD+9.06.7
27SwayableD+10.07.7
28The Justice Collaborative InstituteD+10.07.7
29Targoz Market ResearchD+10.07.7
30YouGovD+11.08.7
31Univision/Latino Decisions/North Star Opinion ResearchD+12.09.7
32Garin-Hart-Yang Research GroupD+12.09.7
33Redfield & Wilton StrategiesD+17.014.7

Polls (60)

PollsterDatenPollMiss
Change Research2020-10-31409D+4.02
Marist College2020-10-31717D+6.04
Ipsos2020-10-30610D+9.07
Emerson College2020-10-30732D+2.70
Swayable2020-10-29333D+10.08
Data for Progress2020-10-291195D+8.06
Data Orbital2020-10-29550D+1.11
The New York Times/Siena College2020-10-281252D+7.05
Rasmussen Reports2020-10-28800D+5.03
SSRS2020-10-27865D+7.05
Gravis Marketing2020-10-27704D+5.03
Morning Consult2020-10-261059D+3.51
Swayable2020-10-25286D+11.69
Noble Predictive Insights2020-10-24716D+5.03
Ipsos2020-10-24714D+7.05
The Justice Collaborative Institute2020-10-241007D+10.08
Patinkin Research Strategies2020-10-23729D+7.05
Univision/Latino Decisions/North Star Opinion Research2020-10-21725D+12.010
Susquehanna Polling & Research Inc.2020-10-21500R+3.05
Y2 Analytics2020-10-19700D+4.02
Ipsos2020-10-18658D+8.06
Change Research2020-10-18232D+11.09
Rasmussen Reports2020-10-18800D+2.00
Data Orbital2020-10-17550D+6.24
RMG Research2020-10-16800D+7.05
Morning Consult2020-10-151066D+4.02
YouGov2020-10-151065D+11.09
Ipsos2020-10-11667D+11.09
Monmouth University Polling Institute2020-10-11502D+6.04
Trafalgar Group2020-10-081045D+1.90
Noble Predictive Insights2020-10-06608D+5.03
Basswood Research2020-10-04800R+1.13
Data Orbital2020-10-04550D+5.53
Ipsos2020-10-03633D+10.08
Change Research2020-10-03296D+8.06
Latino Decisions2020-10-02600D+5.03
HighGround Inc.2020-10-02400D+6.54
Patinkin Research Strategies2020-10-02604D+5.03
The New York Times/Siena College2020-10-02655D+11.09
Suffolk University2020-09-28500D+9.07
Targoz Market Research2020-09-271045D+10.08
Susquehanna Polling & Research Inc.2020-09-27500D+4.02
Morning Consult2020-09-261048D+13.011
Data for Progress2020-09-25808D+9.07
Data for Progress2020-09-19481D+9.07
Change Research2020-09-19262D+8.06
Garin-Hart-Yang Research Group2020-09-18400D+12.010
ABC News/The Washington Post2020-09-17579D+1.01
Morning Consult2020-09-15907D+9.07
Fabrizio, Lee & Associates2020-09-15800D+2.00
Redfield & Wilton Strategies2020-09-14855D+17.015
Ipsos2020-09-13565D+9.07
Monmouth University Polling Institute2020-09-13420D+1.01
The New York Times/Siena College2020-09-12653D+8.06
Patinkin Research Strategies2020-09-12679D+5.03
YouGov2020-09-101102D+7.05
Gravis Marketing2020-09-10684D+5.03
Noble Predictive Insights2020-09-09600D+10.08
KFF2020-09-061298D+8.06
Change Research2020-09-05470D+6.04