National Research

Polls

11 in 1 race

Grade

BAccuracy in past elections, A+ to D (how)

House effect, 2026

R+1.0Against other polls, in today's forecast

House effect, past elections

R+1.0Against other polls of the same races

Sponsorship

RMost of its polls were paid for by a Republican party or campaign

Based on 10 polls of 9 races taken in the last three weeks before elections from 2008 to 2020: they missed the final margin by 4.5 points on average, 0.2 points more than other polls of the same races.

Its polls run 1.0 points more Republican than other polls of the same races; the forecast removes that before averaging.

In past elections its polls ran 1.0 points more Republican than other polls of the same races; today's estimate starts from that.