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

Marist University

Method: live phone mix · scored polls from 1998 to 2024

Versus the field
−0.05
points of error vs. other pollsters in the same races, after shrinkage (unshrunk −0.05; 56% own record)
Average miss
4.8
points on the margin, as published
House effect
D+0.6
lean relative to other polls of the same races
Scored polls
291
161 races · 15 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
1998411.82.0D+2.0
2000126.4+0.4R+0.7
200244.3+0.6R+5.3
200495.6+0.4D+2.0
200544.7+2.0R+2.3
2006610.2+1.5D+1.1
2008233.41.1D+0.5
2010267.4+1.2R+1.9
2012483.01.2D+2.0
201312.52.3R+1.5
2014215.70.9R+0.1
2016304.4+0.1D+0.3
2018294.40.0D+0.9
2020155.9+0.7D+1.7
2022243.80.6D+2.4
2024354.3+0.4D+0.4
This cycle

2026 polls in the database

EndedRaceMatchupAs published
Apr 30, 2026Generic ballotD+10
Mar 4, 2026Generic ballotD+9
Feb 19, 2026Governor NYKathy Hochul v. Bruce BlakemanD+17
Nov 13, 2025Generic ballotD+14
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
Nov 2, 20242024 PresidentD+4R+1.5D+5.5D+3.7
Nov 2, 20242024 Generic ballotD+2R+2.7D+4.7D+3.4
Oct 30, 20242024 President, MID+3R+1.4D+4.4D+3.6
Oct 30, 20242024 President, WID+2R+0.9D+2.9D+2.9
Oct 30, 20242024 Senate, MID+6D+0.3D+5.7D+4.1
Oct 30, 20242024 Senate, WID+3D+0.8D+2.2D+3.0
Oct 30, 20242024 President, PAD+2R+1.7D+3.7D+2.6
Oct 30, 20242024 Senate, PAD+2R+0.2D+2.2D+4.7
Oct 22, 20242024 President, NCR+2R+3.2D+1.2D+2.6
Oct 22, 20242024 President, GAEvenR+2.2D+2.2D+1.6
Oct 22, 20242024 President, AZR+1R+5.5D+4.5D+4.7
Oct 22, 20242024 Governor, NCD+14D+14.8R+0.8R+0.8
Oct 22, 20242024 Senate, AZD+8D+2.4D+5.6D+4.8
Oct 10, 20242024 PresidentD+5R+1.5D+6.5D+3.7
Oct 7, 20242024 President, FLR+4R+13.1D+9.1D+7.2
Oct 7, 20242024 Senate, TXR+5R+8.5D+3.5D+4.6
Oct 7, 20242024 Senate, OHD+2R+3.6D+5.6D+3.9
Oct 7, 20242024 President, OHR+6R+11.2D+5.2D+4.2
Oct 7, 20242024 Senate, FLR+2R+12.8D+10.8D+7.9
Oct 7, 20242024 President, TXR+7R+13.7D+6.7D+7.2
Oct 1, 20242024 Generic ballotEvenR+2.7D+2.7D+3.4
Oct 1, 20242024 PresidentD+2R+1.5D+3.5D+3.7
Sep 24, 20242024 Senate, AZD+10D+2.4D+7.6D+4.8
Sep 24, 20242024 President, NCEvenR+3.2D+3.2D+2.6
Sep 24, 20242024 President, GAR+1R+2.2D+1.2D+1.6
Sep 24, 20242024 President, AZR+1R+5.5D+4.5D+4.7
Sep 24, 20242024 Governor, NCD+11D+14.8R+3.8R+0.8
Sep 17, 20242024 Senate, PAD+5R+0.2D+5.2D+4.7
Sep 17, 20242024 Senate, WID+3D+0.8D+2.2D+3.0
Sep 17, 20242024 President, MID+5R+1.4D+6.4D+3.6
Sep 17, 20242024 Senate, MID+7D+0.3D+6.7D+4.1
Sep 17, 20242024 President, WID+1R+0.9D+1.9D+2.9
Sep 17, 20242024 President, PAEvenR+1.7D+1.7D+2.6
Sep 5, 20242024 Generic ballotD+1R+2.7D+3.7D+3.4
Sep 5, 20242024 PresidentD+1R+1.5D+2.5D+3.7
Nov 2, 20222022 Governor, AZD+1D+0.7D+0.3R+1.7
Nov 2, 20222022 Senate, PAD+6D+4.9D+1.1R+2.9
Nov 2, 20222022 Senate, AZD+4D+4.9R+0.9R+1.0
Nov 2, 20222022 Senate, GAD+4D+1.0D+3.0D+0.1
Nov 2, 20222022 Governor, PAD+15D+14.8D+0.2R+4.0
Nov 2, 20222022 Governor, GAR+6R+7.5D+1.5D+0.4
Oct 27, 20222022 Generic ballotEvenR+2.6D+2.6D+2.9
Oct 20, 20222022 Governor, OHR+13R+25.0D+12.0D+5.9
Oct 20, 20222022 Senate, OHR+1R+6.1D+5.1D+4.1
Oct 20, 20222022 Senate, NCEvenR+3.2D+3.2D+0.1
Oct 6, 20222022 Governor, TXR+4R+10.9D+6.9D+2.7
Oct 6, 20222022 Governor, COD+18D+19.4R+1.4R+4.6
Oct 6, 20222022 Governor, NYD+10D+7.3D+2.7D+1.3
Oct 6, 20222022 Senate, COD+7D+14.6R+7.6R+4.8
Oct 6, 20222022 Senate, NYD+20D+14.0D+6.0D+3.4
Sep 29, 20222022 Generic ballotD+2R+2.6D+4.6D+2.9
Sep 22, 20222022 Senate, PAD+10D+4.9D+5.1R+2.9
Sep 22, 20222022 Governor, AZR+1D+0.7R+1.7R+1.7
Sep 22, 20222022 Governor, PAD+13D+14.8R+1.8R+4.0
Sep 22, 20222022 Senate, AZD+10D+4.9D+5.1R+1.0
Sep 15, 20222022 Senate, GAD+5D+1.0D+4.0D+0.1
Sep 15, 20222022 Governor, GAR+6R+7.5D+1.5D+0.4
Sep 15, 20222022 Governor, OHR+18R+25.0D+7.0D+5.9
Sep 15, 20222022 Senate, OHR+1R+6.1D+5.1D+4.1
Nov 1, 20202020 Senate, AZD+6D+2.3D+3.7D+4.1