VotePredictor
past elections

New York House

Daniel B. Maffei (D) vs John Katko (R)

Actual result
R+10.4
Final polls said
R+2.5
2 late polls · ✓
Model predicted
R+1.1
Winner
Rep

"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
1Siena CollegeR+10.00.4
2VotePredictorR+1.19.3
3Public Opinion StrategiesD+3.013.4
4Global Strategy GroupD+5.015.4

Polls (4)

PollsterDatenPollMiss
Siena College2014-10-23704R+10.00
Global Strategy Group2014-10-21400D+5.015
Public Opinion Strategies2014-09-22400D+3.013
Siena College2014-09-17598D+8.018