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

OnMessage Inc.

Method: text/web mix · scored polls from 2002 to 2025 · 89% of scored polls were for a party or campaign

Versus the field
−0.24
points of error vs. other pollsters in the same races, after shrinkage (unshrunk −0.52; 29% own record)
Average miss
4.4
points on the margin, as published
House effect
R+0.4
lean relative to other polls of the same races
Scored polls
74
53 races · 3 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
200223.8+0.3D+0.5
2003310.2+4.3R+1.2
200823.45.9R+8.0
201085.03.2D+1.8
2012611.0+5.0R+4.8
201325.2+1.3R+0.9
201844.8+0.5R+4.2
202085.70.3R+1.4
202285.4+0.3D+1.9
2024301.51.9R+0.2
2025110.4+3.0R+0.1
This cycle

2026 polls in the database

EndedRaceMatchupAs published
Mar 8, 2026Senate OHSherrod Brown v. Jon HustedD+2
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
Sep 18, 20252025-GOV-VA R-ALIGNEDD+5D+15.4R+10.4R+6.4
Oct 31, 20242024 Senate, MID+1D+0.3D+0.7D+4.3
Oct 31, 20242024 President, MIEvenR+1.4D+1.4D+3.6
Oct 31, 20242024 President, AZR+3R+5.5D+2.5D+4.7
Oct 31, 20242024 President, PAR+2R+1.7R+0.3D+2.5
Oct 31, 20242024 Senate, AZEvenD+2.4R+2.4D+5.1
Oct 31, 20242024 President, WIR+1R+0.9R+0.1D+2.9
Oct 31, 20242024 Senate, PAEvenR+0.2D+0.2D+4.8
Oct 31, 20242024 Senate, WID+1D+0.8D+0.2D+3.0
Oct 30, 20242024 PresidentR-ALIGNEDR+2R+1.5R+0.5D+3.7
Oct 30, 20242024 Generic ballotR-ALIGNEDR+1R+2.7D+1.7D+3.4
Oct 23, 20242024 Generic ballotR-ALIGNEDR+5R+2.7R+2.3D+3.4
Oct 23, 20242024 PresidentR-ALIGNEDR+1R+1.5D+0.5D+3.7
Oct 22, 20242024 Senate, NVR-ALIGNEDEvenD+1.6R+1.6D+6.1
Oct 22, 20242024 Senate, OHR-ALIGNEDR+2R+3.6D+1.6D+3.9
Oct 22, 20242024 President, NVR-ALIGNEDR+3R+3.1D+0.1D+3.6
Oct 22, 20242024 President, WIR-ALIGNEDR+1R+0.9R+0.1D+2.9
Oct 22, 20242024 Senate, WIR-ALIGNEDR+1D+0.8R+1.8D+3.0
Oct 22, 20242024 President, OHR-ALIGNEDR+8R+11.2D+3.2D+4.0
Oct 16, 20242024 Generic ballotR-ALIGNEDR+4R+2.7R+1.3D+3.4
Oct 16, 20242024 PresidentR-ALIGNEDR+1R+1.5D+0.5D+3.7
Oct 2, 20242024 President, NVR-ALIGNEDR+2R+3.1D+1.1D+3.6
Oct 2, 20242024 President, MIR-ALIGNEDD+2R+1.4D+3.4D+3.6
Oct 2, 20242024 President, GAR-ALIGNEDR+3R+2.2R+0.8D+1.5
Oct 2, 20242024 President, PAR-ALIGNEDEvenR+1.7D+1.7D+2.5
Oct 2, 20242024 President, AZR-ALIGNEDR+2R+5.5D+3.5D+4.7
Oct 2, 20242024 President, WIR-ALIGNEDR+1R+0.9R+0.1D+2.9
Sep 29, 20242024 President, PAR-ALIGNEDEvenR+1.7D+1.7D+2.5
Sep 29, 20242024 Senate, PAR-ALIGNEDD+1R+0.2D+1.2D+4.8
Sep 19, 20242024 Generic ballotR-ALIGNEDR+5R+2.7R+2.3D+3.4
Sep 5, 20242024 Generic ballotR-ALIGNEDD+2R+2.7D+4.7D+3.4
Oct 13, 20222022 House, VA-10R-ALIGNEDD+2D+6.5R+4.5
Oct 10, 20222022 Senate, AZR-ALIGNEDD+3D+4.9R+1.9R+1.1
Sep 27, 20222022 Senate, COR-ALIGNEDD+1D+14.6R+13.6R+4.5
Sep 27, 20222022 Senate, WAR-ALIGNEDD+4D+14.5R+10.5R+6.4
Sep 18, 20222022 House, CA-26R-ALIGNEDD+5D+9.1R+4.3
Sep 15, 20222022 Generic ballotR-ALIGNEDR+3R+2.6R+0.4D+2.9
Sep 13, 20222022 Senate, WIR-ALIGNEDR+4R+1.0R+3.0R+2.0
Sep 11, 20222022 Senate, AZR-ALIGNEDD+10D+4.9D+5.1R+1.1
Oct 1, 20202020 President, OHR-ALIGNEDR+1R+8.0D+7.5D+6.2
Sep 24, 20202020 President, NCR-ALIGNEDR+12R+1.3R+11.1D+3.1
Sep 24, 20202020 President, AZR-ALIGNEDR+4D+0.3R+3.9D+2.4
Sep 24, 20202020 President, WIR-ALIGNEDD+8D+0.6D+7.7D+6.0
Sep 24, 20202020 President, FLR-ALIGNEDR+10R+3.4R+6.2D+5.6
Sep 24, 20202020 President, COR-ALIGNEDD+8D+13.5R+5.6R+1.6
Sep 3, 20202020 House, PA-17R-ALIGNEDD+1D+2.3R+1.3
Sep 3, 20202020 President, OHR-ALIGNEDR+6R+8.0D+2.3D+6.2
Oct 18, 20182018 Senate, MOR-ALIGNEDR+7R+5.8R+1.2D+5.2
Oct 18, 20182018 Senate, FLR-ALIGNEDR+5R+0.1R+4.9D+1.5
Oct 18, 20182018 Governor, FLR-ALIGNEDR+3R+0.4R+2.6D+3.8
Sep 27, 20182018 House, NH-1R-ALIGNEDR+2D+8.6R+10.6D+2.8
Jun 16, 20132013 Senate, MAR-ALIGNEDD+7D+10.2R+3.2R+0.4
May 6, 20132013 Senate, MAR-ALIGNEDD+3D+10.2R+7.2R+0.4
Oct 25, 20122012 House, OH-16R-ALIGNEDR+10R+4.1R+5.9
Oct 24, 20122012 House, MN-8R-ALIGNEDR+10D+8.9R+18.9R+8.0
Oct 24, 20122012 House, RI-1R-ALIGNEDR+6D+12.1R+18.1R+7.2
Sep 30, 20122012 House, NY-19R-ALIGNEDR+8R+0.8R+7.2R+6.9
Sep 30, 20122012 House, AZ-2R-ALIGNEDEvenD+0.8R+0.8D+9.3
Sep 24, 20122012 House, TX-23R-ALIGNEDR+10D+4.8R+14.8R+3.7
Oct 19, 20102010 House, TX-23R-ALIGNEDR+6R+5.0R+1.0R+6.0