In the most recent Illinois Senate race poll (Research Co., Oct 31 - Nov 2, 2026, n=450 LV), Stratton (D) leads Tracy (Don) (R) 53%–41%.
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
- 26
- Pollsters
- 10
- Field dates
- Apr 28, 2025 – Nov 2, 2026
- Stages
- General election (4), Primary (22)
- Most recent poll
- Nov 2, 2026
All polls
| Pollster | Partisan | Field dates | Stage | Sample | Results | Margin | Source |
|---|---|---|---|---|---|---|---|
| Research Co. | Oct 31 - Nov 2, 2026 | General election | n=450 LV | Stratton (D): 53% Tracy (Don) (R): 41% Don't know: 5% | D+12% | link | |
| ActiVote | Oct 21 - 30, 2026 | General election | n=400 LV | Stratton (D): 55.6% Tracy (Don) (R): 44.4% | D+11.2% | link | |
| ActiVote | Sep 26 - Oct 20, 2026 | General election | n=400 LV | Stratton (D): 58.5% Tracy (Don) (R): 41.5% | D+17% | link | |
| Public Policy Polling | Sep 30 - Oct 1, 2026 | General election | n=569 RV | Stratton (D): 49% Tracy (Don) (R): 36% Don't know: 15% | D+13% | link | |
| Victory Research | Mar 13 - 15, 2026 | Primary | n=806 LV | Stratton (D): 36.6% Krishnamoorthi (D): 34.2% Kelly (Robin L.) (D): 19.6% | +2.4% | link | |
| FM3 Research | Mar 10 - 12, 2026 | Primary | n=648 LV | Stratton (D): 38% Krishnamoorthi (D): 33% Kelly (Robin L.) (D): 18% | +5% | link | |
| Public Policy Polling | Dem | Mar 9 - 10, 2026 | Primary | n=700 LV | Stratton (D): 32% Krishnamoorthi (D): 30% Kelly (Robin L.) (D): 13% | +2% | link |
| Tulchin Research | Dem | Mar 4 - 8, 2026 | Primary | n=600 LV | Krishnamoorthi (D): 39% Stratton (D): 28% Don't know: 15% | +11% | link |
| Change Research | Dem | Mar 3 - 5, 2026 | Primary | n=717 LV | Krishnamoorthi (D): 36% Stratton (D): 26% Don't know: 16% | +10% | link |
| Public Policy Polling | Dem | Mar 2 - 3, 2026 | Primary | n=557 LV | Stratton (D): 33% Krishnamoorthi (D): 30% Kelly (Robin L.) (D): 11% | +3% | link |
| Public Policy Polling | Dem | Feb 23 - 24, 2026 | Primary | n=546 LV | Stratton (D): 37% Krishnamoorthi (D): 32% | +5% | link |
| Public Policy Polling | Dem | Feb 2 - 3, 2026 | Primary | n=574 LV | Krishnamoorthi (D): 34% Stratton (D): 23% Kelly (Robin L.) (D): 8% | +11% | link |
| GBAO | Dem | Jan 25 - 28, 2026 | Primary | n=800 LV | Krishnamoorthi (D): 43% Don't know: 27% Stratton (D): 17% | +26% | link |
| Victory Research | Jan 21 - 25, 2026 | Primary | n=806 LV | Krishnamoorthi (D): 32.1% Don't know: 30.2% Stratton (D): 20.7% | +11.4% | link | |
| GBAO | Dem | Jan 8 - 12, 2026 | Primary | n=900 LV | Krishnamoorthi (D): 41% Don't know: 29% Stratton (D): 16% | +25% | link |
| Emerson College | Jan 3 - 5, 2026 | Primary | n=432 LV | Don't know: 83.7% Tracy (Don) (R): 5.6% Tillman (R): 3.3% | +2.3% | link | |
| Public Policy Polling | Dem | Dec 8 - 9, 2025 | Primary | n=667 LV | Don't know: 39% Krishnamoorthi (D): 32% Stratton (D): 20% | +12% | link |
| Change Research | Dem | Dec 4 - 8, 2025 | Primary | n=1007 LV | Krishnamoorthi (D): 42% Don't know: 29% Stratton (D): 14% | +28% | link |
| Victory Research | Nov 20 - 24, 2025 | Primary | — | Krishnamoorthi (D): 29.1% Don't know: 27.7% Kelly (Robin L.) (D): 22.3% | +6.8% | link | |
| Public Policy Polling | Dem | Sep 25 - 26, 2025 | Primary | n=576 LV | Don't know: 41% Krishnamoorthi (D): 33% Stratton (D): 18% | +15% | link |
| Change Research | Dem | Sep 17 - 19, 2025 | Primary | n=1143 LV | Krishnamoorthi (D): 41% Don't know: 31% Stratton (D): 17% | +24% | link |
| GBAO | Dem | Aug 12 - 17, 2025 | Primary | n=800 LV | Krishnamoorthi (D): 38% Don't know: 29% Stratton (D): 18% | +20% | link |
| Z to A Research | Dem | Aug 8 - 10, 2025 | Primary | n=615 LV | Krishnamoorthi (D): 51% Stratton (D): 28% Kelly (Robin L.) (D): 13% | +23% | link |
| GBAO | Dem | Jun 5 - 10, 2025 | Primary | n=1200 LV | Krishnamoorthi (D): 32% Don't know: 31% Stratton (D): 19% | +13% | link |
| Public Policy Polling | Dem | Apr 29 - 30, 2025 | Primary | n=674 LV | Stratton (D): 41% Krishnamoorthi (D): 24% | +17% | link |
| GBAO | Dem | Apr 24 - 28, 2025 | Primary | n=800 LV | Don't know: 30% Krishnamoorthi (D): 21% Underwood (D): 20% | +1% | link |
26 of 26 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.