UPDATED Mar. 13, 2023, at 3:53 PM

FiveThirtyEight’s Pollster Ratings

Based on the historical accuracy and methodology of each polling organization’s polls.

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Also known as GQRR, GQR Research or Greenberg Quinlan Rosner
Polls analyzed60
Races called correctly57%
Most recent cycle2022
Affiliated with AAPOR/RoperYes
Other namesGQRR
GQR Research
Greenberg Quinlan Rosner
What are pollster ratings?

How accurate are the polls from GQR?

Polls conducted within 21 days of an election (based on the poll’s median date) are used to determine the pollster’s grade.
How this works