Primary polling only. No general-election polls are currently available for this race.
In the most recent Illinois 9th district primary poll (Public Policy Polling, Mar 9 - 10, 2026, n=741 LV), Biss (D) leads with 24%, followed by Abughazaleh (D) at 20%, Fine (D) at 14%, Simmons (D) at 10% and Andrew (Phil) (D) at 7%, and 9 others.
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
- 10
- Pollsters
- 6
- Field dates
- Jun 15, 2025 – Mar 10, 2026
- Stages
- Primary (10)
- Most recent poll
- Mar 10, 2026
All polls
| Pollster | Partisan | Field dates | Stage | Sample | Results | Margin | Source |
|---|---|---|---|---|---|---|---|
| Public Policy Polling | Mar 9 - 10, 2026 | Primary | n=741 LV | Biss (D): 24% Abughazaleh (D): 20% Don't know: 17% | +4% | link | |
| Public Policy Polling | Feb 20 - 21, 2026 | Primary | n=501 LV | Biss (D): 24% Don't know: 22% Abughazaleh (D): 17% | +7% | link | |
| Molitico | Dem | Feb 15 - 20, 2026 | Primary | n=638 LV | Biss (D): 31% Don't know: 21.3% Fine (D): 13.9% | +17.1% | link |
| Impact Research | Dem | Feb 5 - 10, 2026 | Primary | n=500 LV | Biss (D): 31% Abughazaleh (D): 18% Fine (D): 18% | +13% | link |
| GBAO | Dem | Jan 26 - 29, 2026 | Primary | n=500 LV | Don't know: 23% Biss (D): 21% Fine (D): 21% | TIE | link |
| GBAO | Dem | Nov 9 - 15, 2025 | Primary | n=600 LV | Don't know: 28% Biss (D): 20% Abughazaleh (D): 14% | +6% | link |
| Impact Research | Dem | Nov 4 - 9, 2025 | Primary | n=500 LV | Biss (D): 31% Don't know: 21% Abughazaleh (D): 17% | +14% | link |
| Data for Progress | Dem | Oct 29 - Nov 3, 2025 | Primary | n=569 LV | Don't know: 31% Abughazaleh (D): 18% Biss (D): 18% | TIE | link |
| MDW Communications | Dem | Oct 14 - 16, 2025 | Primary | n=917 LV | Biss (D): 18% Abughazaleh (D): 13% Fine (D): 9% | +5% | link |
| MDW Communications | Dem | Jun 12 - 15, 2025 | Primary | n=899 LV | Don't know: 53% Biss (D): 17% Abughazaleh (D): 10% | +7% | link |
10 of 10 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.