U.S. House · 2026 · CA-40
California's 40th District polling average
Updated October 22, 2026. Based on 3 included general-election polls. Both candidates are Republicans, so this page tracks candidates, not parties.
Current average
35.9%Young Kim (R)
34.1%Ken Calvert (R)
30.0%Not allocated in reported topline
The average weights polls by pollster rating, voter population, sample size, and recency; it is not a forecast.
Polls
| Survey dates | Pollster | Sponsor | Sample | Silver Bulletin rating | Young Kim (R) | Ken Calvert (R) | Unallocated |
|---|---|---|---|---|---|---|---|
| Sep 5–Sep 9, 2026 | Grassroots Targeting | — California First Fund (super PAC) | 800 likely voters | F | 43% | 34% | 23% |
| Aug 17–Aug 20, 2026 | Public Opinion Strategies | — Young Kim | 400 likely voters | A | 34% | 35% | 31% |
| Jul 8–Jul 12, 2026 | American Viewpoint | — California First Fund (super PAC) | 400 likely voters | B/C | 32% | 33% | 35% |
The published poll release reports the Kim–Calvert topline. No exact Grassroots Targeting entry appears in the Silver Bulletin ratings.