Pollster record · how records are scored
USC Dornsife/CSU Long Beach/Cal Poly Pomona
Method: online opt-in · scored polls from 2024 to 2024
Versus the field
−0.02
points of error vs. other pollsters in the same races, after shrinkage (unshrunk −2.55; 5% own record). A thin record: too few scored polls to say much.
Average miss
3.3
points on the margin, as published
House effect
R+0.1
lean relative to other polls of the same races
Scored polls
8
8 races · 1 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.
| Cycle | Polls | Avg. miss | Versus the field | Lean vs. field |
|---|---|---|---|---|
| 2024 | 8 | 3.3 | −2.4 | R+1.7 |
This cycle
2026 polls in the database
| Ended | Race | Matchup | As published |
|---|---|---|---|
| May 26, 2026 | Governor CA | Xavier Becerra v. Steve Hilton | D+23 |
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 date | Race | Poll | Result | Miss | Others' miss |
|---|---|---|---|---|---|
| Sep 25, 2024 | 2024 President, CA | D+22 | D+20.1 | D+2.1 | D+6.3 |
| Sep 25, 2024 | 2024 Senate, CA | D+20 | D+17.7 | D+2.2 | D+5.4 |
| Sep 21, 2024 | 2024 House, CA-13 | D+1 | D+0.1 | D+1.0 | — |
| Sep 21, 2024 | 2024 House, CA-22 | D+4 | R+6.8 | D+10.3 | D+7.9 |
| Sep 21, 2024 | 2024 House, CA-27 | D+2 | D+2.7 | R+0.6 | — |
| Sep 21, 2024 | 2024 House, CA-41 | Even | R+3.4 | D+3.0 | D+4.4 |
| Sep 21, 2024 | 2024 House, CA-45 | D+2 | D+0.2 | D+1.6 | R+1.2 |
| Sep 21, 2024 | 2024 House, CA-47 | R+3 | D+2.9 | R+5.6 | D+1.0 |