House Effects
Monday, September 21, 202643 days until Election Day, November 3, 2026
Pollster record · how records are scored

Rasmussen Reports

Method: ivr · scored polls from 2010 to 2025

Versus the field
−0.06
points of error vs. other pollsters in the same races, after shrinkage (unshrunk −0.13; 49% own record)
Average miss
4.7
points on the margin, as published
House effect
R+0.6
lean relative to other polls of the same races
Scored polls
263
107 races · 11 polls this cycle
By cycle

Record over time

Error relative to other pollsters in the same races (negative is better), and lean relative to them. Cycles with fewer than 10 scored polls are grayed: a handful of polls says little.

CyclePollsAvg. missVersus the fieldLean vs. field
2010122.1+14.5
2012363.7+0.3R+1.4
201395.00.4D+3.2
2014805.5+0.0R+0.1
2016685.1+0.3R+0.1
201724.9+1.3R+2.0
2018164.4+0.7R+2.6
2020353.11.7R+3.6
2022153.40.2R+3.8
202518.41.2D+1.1
This cycle

2026 polls in the database

EndedRaceMatchupAs published
Sep 14, 2026Governor GAKeisha Lance Bottoms v. Rick JacksonR+3
Sep 14, 2026Senate GAJon Ossoff v. Mike CollinsD+9
Sep 10, 2026Senate IAJosh Turek v. Ashley HinsonD+5
Sep 10, 2026Senate METroy Jackson v. Susan CollinsD+1
Sep 10, 2026Senate NHChris Pappas v. John E. SununuD+11
May 20, 2026Generic ballotD+6
Mar 23, 2026Generic ballotD+3
Jan 14, 2026Generic ballotD+6
Jan 8, 2026Generic ballotD+6
Nov 23, 2025Generic ballotD+3
Jul 17, 2025Generic ballotD+4
The receipts

Most recent scored polls

Polls in the final two months of a race with a certified result. “Others” is the average miss of other pollsters in the same race.

Poll dateRacePollResultMissOthers' miss
Oct 9, 20252025-GOV-NJ D+6D+14.4R+8.4R+9.5
Nov 3, 20222022 Generic ballotR+5R+2.6R+2.4D+3.0
Oct 27, 20222022 Generic ballotR+7R+2.6R+4.4D+3.0
Oct 24, 20222022 Senate, GAR+5D+1.0R+6.0D+0.4
Oct 24, 20222022 Governor, GAR+10R+7.5R+2.5D+0.6
Oct 20, 20222022 Senate, PAD+2D+4.9R+2.9R+2.6
Oct 20, 20222022 Governor, PAD+3D+14.8R+11.8R+3.5
Oct 20, 20222022 Generic ballotR+4R+2.6R+1.4D+3.0
Oct 17, 20222022 Senate, NVR-ALIGNEDR+5D+0.8R+5.8R+0.6
Oct 17, 20222022 Governor, NVR-ALIGNEDR+5R+1.5R+3.5D+0.6
Oct 13, 20222022 Generic ballotR+7R+2.6R+4.4D+3.0
Oct 6, 20222022 Generic ballotR+4R+2.6R+1.4D+3.0
Sep 29, 20222022 Generic ballotR+1R+2.6D+1.6D+3.0
Sep 22, 20222022 Generic ballotR+2R+2.6D+0.6D+3.0
Sep 15, 20222022 Generic ballotR+1R+2.6D+1.6D+3.0
Sep 8, 20222022 Generic ballotR+4R+2.6R+1.4D+3.0
Nov 1, 20202020 President, OHR+4R+8.0D+4.0D+6.3
Nov 1, 20202020 PresidentD+1D+4.4R+3.4D+4.4
Nov 1, 20202020 President, PAD+3D+1.2D+1.8D+4.1
Oct 31, 20202020 President, FLD+1R+3.4D+4.4D+5.5
Oct 29, 20202020 President, NCR+1R+1.3D+0.3D+2.9
Oct 29, 20202020 President, AZR+4D+0.3R+4.3D+2.5
Oct 29, 20202020 Senate, NCD+3R+1.7D+4.7D+6.2
Oct 29, 20202020 Senate, AZD+5D+2.3D+2.7D+4.2
Oct 29, 20202020 PresidentD+3D+4.4R+1.4D+4.4
Oct 28, 20202020 PresidentD+1D+4.4R+3.4D+4.4
Oct 27, 20202020 PresidentR+1D+4.4R+5.4D+4.4
Oct 26, 20202020 PresidentD+2D+4.4R+2.4D+4.4
Oct 25, 20202020 PresidentR+1D+4.4R+5.4D+4.4
Oct 21, 20202020 Senate, NCEvenR+1.7D+1.7D+6.2
Oct 21, 20202020 President, NCR+1R+1.3D+0.3D+2.9
Oct 21, 20202020 President, FLR+4R+3.4R+0.6D+5.5
Oct 20, 20202020 PresidentD+3D+4.4R+1.4D+4.4
Oct 19, 20202020 President, AZD+2D+0.3D+1.7D+2.5
Oct 19, 20202020 President, PAD+3D+1.2D+1.8D+4.1
Oct 19, 20202020 President, OHD+1R+8.0D+9.0D+6.3
Oct 19, 20202020 Senate, AZD+2D+2.3R+0.3D+4.2
Oct 13, 20202020 PresidentD+5D+4.4D+0.6D+4.4
Oct 6, 20202020 PresidentD+12D+4.4D+7.6D+4.4
Oct 6, 20202020 Senate, TXR+9R+9.6D+0.6D+3.9
Oct 6, 20202020 President, TXR+7R+5.6R+1.4D+3.1
Sep 29, 20202020 PresidentD+8D+4.4D+3.6D+4.4
Sep 25, 20202020 President, NVD+1D+2.4R+1.4D+2.9
Sep 25, 20202020 President, NHD+14D+7.4D+6.6D+2.1
Sep 22, 20202020 PresidentD+1D+4.4R+3.4D+4.4
Sep 15, 20202020 PresidentEvenD+4.4R+4.9D+4.4
Sep 8, 20202020 President, NCR+1R+1.3D+0.6D+2.9
Sep 8, 20202020 Senate, NCD+3R+1.7D+4.5D+6.2
Sep 8, 20202020 PresidentD+2D+4.4R+2.7D+4.4
Sep 3, 20202020 President, MID+9D+2.8D+5.8D+4.4
Sep 3, 20202020 Senate, MID+7D+1.7D+5.8D+5.4
Nov 1, 20182018 Generic ballotR+1D+8.5R+9.5R+0.8
Oct 25, 20182018 Generic ballotD+3D+8.5R+5.5R+0.8
Oct 18, 20182018 Generic ballotD+3D+8.5R+5.5R+0.8
Oct 11, 20182018 Generic ballotD+1D+8.5R+7.5R+0.8
Oct 4, 20182018 Generic ballotEvenD+8.5R+8.5R+0.8
Sep 27, 20182018 Generic ballotD+5D+8.5R+3.5R+0.8
Sep 20, 20182018 Generic ballotD+3D+8.5R+5.5R+0.8
Sep 17, 20182018 House, KY-6EvenR+3.2D+3.2D+4.3
Sep 13, 20182018 Generic ballotD+5D+8.5R+3.5R+0.8