electionsmcp › races › Illinois State Senate District 46
Illinois State Senate District 46
The current officeholder, the 2024 result, and a precinct-level model you can run yourself — built from how Illinois actually voted.
Model Illinois State Senate District 46 →
Current officeholder
David Koehler Democratic
2024 result
Democratic D+22.9
2024 votes cast
43,123
Office
State Senate
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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 Senate District 46 in five steps
- Set the candidates. Name the contenders for the Illinois State Senate District 46 (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 Senate District 46 in the simulator →
Frequently asked
Who represents Illinois State Senate District 46?
David Koehler (Democratic) currently holds this State Senate seat.
What was the 2024 result in Illinois State Senate District 46?
D+22.9 — 26,502 Democratic, 16,621 Republican, of 43,123 votes cast.
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.