Illinois 2nd District
Currently held by a Democrat · open seat
- Projected margin
- D+46.6
- 80% range
- D+34.1 to D+59.2
- Partisan lean
- D+35.7
- Uncertainty multiplier
- 2.01×
The 80% range comes from 200,000 simulations in which this race’s error is correlated with every other race through the national, state and demographic layers.
- Polling average
- no polls
- Fundamentals
- D+46.8
- Blended
- D+46.8
- Similar-race shift
- −2.3
No public polling of this matchup. The forecast rests on fundamentals plus the polling residuals of demographically and politically similar races — which is the normal case: most of the 435 House seats are never polled.
- Partisan lean
- D+35.7
- Elasticity
- 1.06
- Incumbency
- 0.0
- Candidate experience
- 0.0
- Fundraising
- +4.2
- National environment
- D+7.1
- Expected margin
- D+49.1
- 2024 margin
- D+33.6
- 2020 margin
- D+40.6
- Shift 2020 → 2024
- R+7.0
- Votes cast, 2024
- 299,486
Presidential results reaggregated onto the 2026 district lines. This is where the seat’s partisan lean comes from, and it carries most of the forecast in a race nobody has polled.
- Population
- 580,993
- Median age
- 49.4
- Median household income
- $58,900
- Bachelor’s degree or higher
- 24%
- White
- 36%
- Black
- 48%
- Hispanic
- 13%
- Asian
- 1%
Used to find demographically similar districts, so a race with no polling can borrow the polling error of races that look like it.
| Candidate | Party | Raised | Cash on hand |
|---|---|---|---|
| Donna Miller | DEM | $2.5M | $41k |
| Calvin Coleman | REP | $8k | $0 |
Receipts across the cycle, from FEC bulk filings. The model uses the ratio between the two sides rather than either total, and weights it lightly — money follows a competitive race at least as much as it causes one.