In the most recent California 11th congressional district poll (USC Democracy and Fair Elections Lab, Oct 16 - 19, 2026, n=454 LV), Wiener (D) leads Chan (D) 51%–44%.
Data is synced continuously from the New York Times, which aggregates surveys from major pollsters. The table shows individual pollster results. The map uses the same 2026 non-partisan polling average and candidate-selection method as the homepage maps.
At a glance
- Polls tracked
- 12
- Pollsters
- 8
- Field dates
- Sep 18, 2025 – Oct 19, 2026
- Stages
- General election (4), Primary (8)
- Most recent poll
- Oct 19, 2026
All polls
| Pollster | Partisan | Field dates | Stage | Sample | Results | Margin | Source |
|---|---|---|---|---|---|---|---|
| USC Democracy and Fair Elections Lab | Oct 16 - 19, 2026 | General election | n=454 LV | Wiener (D): 51% Chan (D): 44% Would not vote: 5% | D+7% | link | |
| Tavern Research | Dem | Sep 15 - 17, 2026 | General election | n=658 LV | Wiener (D): 53% Chan (D): 47% | D+6% | link |
| Lake Research Partners | Dem | Jul 14 - 19, 2026 | General election | n=500 LV | Wiener (D): 45% Chan (D): 40% Don't know: 11% | D+5% | link |
| EMC Research | Dem | May 3 - 7, 2026 | Primary | n=542 LV | Wiener (D): 38% Chan (D): 22% Chakrabarti (D): 21% | +16% | link |
| Lake Research Partners | Dem | Apr 29 - May 3, 2026 | Primary | n=500 LV | Wiener (D): 47% Chan (D): 20% Chakrabarti (D): 17% | +27% | link |
| Sextant Strategies | Apr 28 - May 3, 2026 | Primary | n=819 LV | Wiener (D): 40% Chakrabarti (D): 18% Chan (D): 17% | +22% | link | |
| GQR | Dem | Apr 8 - 14, 2026 | Primary | n=500 LV | Wiener (D): 44% Chakrabarti (D): 26% Don't know: 17% | +18% | link |
| Data for Progress | Dem | Apr 3 - 8, 2026 | Primary | n=537 LV | Wiener (D): 33% Chakrabarti (D): 28% Chan (D): 13% | +5% | link |
| Data for Progress | Dem | Mar 3 - 12, 2026 | Primary | n=797 LV | Wiener (D): 32% Chakrabarti (D): 20% Don't know: 18% | +12% | link |
| Data for Progress | Dem | Jan 14 - 22, 2026 | Primary | n=806 LV | Wiener (D): 37% Don't know: 17% Chan (D): 17% | +20% | link |
| Beacon Research | Dem | Sep 12 - 20, 2025 | General election | n=600 RV | Pelosi (D): 47% Chakrabarti (D): 34% Don't know: 19% | D+13% | link |
| EMC Research | Dem | Sep 14 - 18, 2025 | Primary | n=500 LV | Wiener (D): 53% Chakrabarti (D): 13% Lou (R): 11% | +40% | link |
12 of 12 polls shown, most recent first. Every number is a single pollster's reported result — no polling average is calculated here. Partisan shows the source’s party flag; a blank means no partisan affiliation is marked.