electionsmcp › races › Illinois State House District 66
Illinois State House District 66
The current officeholder, the 2024 result, and a precinct-level model you can run yourself — built from how Illinois actually voted.
Model Illinois State House District 66 →
Current officeholder
Suzanne M. Ness Democratic
2024 result
being added
Office
State House
Precinct results — 2024 general
79 precincts reported in Illinois State House District 66's 2024 general election. The twenty largest:
| Precinct | Winner | Margin | Votes |
|---|---|---|---|
| 17089-DU0028-165 | Democratic | D+0.7 | 1,217 |
| 17089-DU0018-155 | Democratic | D+4.1 | 1,137 |
| 17089-DU0005-138 | Democratic | D+14.9 | 1,067 |
| 17089-DU0031-168 | Democratic | D+7.1 | 1,055 |
| 17089-DU0034-171 | Democratic | D+3.5 | 1,024 |
| 17089-DU0020-157 | Republican | R+4.1 | 1,005 |
| 17089-DU0001-134 | Democratic | D+16.9 | 1,003 |
| 17089-EL0022-197 | Democratic | D+9.9 | 972 |
| 17111-GRAFTON GRA 02 | Republican | R+3.7 | 910 |
| 17089-EL0042-229 | Republican | R+11.6 | 876 |
| 17089-EL0048-237 | Democratic | D+10.0 | 849 |
| 17089-DU0017-154 | Democratic | D+9.5 | 846 |
| 17111-ALGONQUIN ALG 18 | Democratic | D+8.6 | 829 |
| 17111-GRAFTON GRA 07 | Democratic | D+11.6 | 826 |
| 17111-ALGONQUIN ALG 08 | Democratic | D+18.9 | 821 |
| 17111-ALGONQUIN ALG 28 | Democratic | D+19.8 | 793 |
| 17111-ALGONQUIN ALG 01 | Democratic | D+2.2 | 787 |
| 17111-GRAFTON GRA 03 | Democratic | D+1.7 | 785 |
| 17089-DU0032-169 | Democratic | D+10.0 | 782 |
| 17111-GRAFTON GRA 31 | Democratic | D+2.5 | 773 |
All 79 precincts are modelable — open the race in the simulator and drill to precinct grain.
Find your district
Enter a ZIP code or a district (e.g. NC-4) to find your U.S. House district and who represents it.
Model Illinois State House District 66 in five steps
- Set the candidates. Name the contenders for the Illinois State House District 66 (or keep the generic Democrat / Republican defaults). The map starts from real 2024 results in every precinct.
- Apply a swing. Move vote share statewide, or by demographic cohort, with a slider. The map and the running tally recompute instantly.
- Model turnout. Mobilize or depress turnout for any group — turnout and persuasion are modeled separately, the way a real campaign thinks about them.
- Drill to precincts. Zoom from the state down to individual precincts and override any of them by hand.
- Roll up & share. Roll the result up to chamber control, then publish a shareable, frozen link to your scenario.
Open Illinois State House District 66 in the simulator →
Frequently asked
Who represents Illinois State House District 66?
Suzanne M. Ness (Democratic) currently holds this State House seat.
What was the 2024 result in Illinois State House District 66?
Precinct-level 2024 results for this race are being added.
Can I model this race myself?
Yes — open it in the electionsmcp simulator and model vote-share swing and turnout from the real 2024 baseline, down to the precinct, then roll it up to chamber control.