Religious adherence is published only at the county level (U.S. Religion Census). See DuPage County.
American Community Survey 2024 5-year (income, age, poverty, education, language, race, ancestry) · presidential returns from MIT Election Lab through 2024.
Illinois 23rd State Senate District
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Illinois 23rd State Senate DistrictHarrisD+11.4
20082024
How it voted
Share of the 2024 vote
Kamala Harris ✓Democratic
53.9%
53,648
Donald TrumpRepublican
42.5%
42,294
Robert F. Kennedy Jr.Independent
3.7%
3,666
D+60R+60
District boundary, filled by its own 2024 D-vs-R margin — precinct detail where available, over the 2 counties it's drawn from (shown faint).
The precinct map shows the 2024 presidential vote; the timeline scrubs the district’s overall result across 1892–2024, on its current boundaries.
County-level results (2 counties) — table
2024 presidential result by county for Illinois 23rd State Senate District — winner and D-vs-R margin.
County
Winner
Margin
Cook County, IL
Democratic
D+41.6
DuPage County, IL
Democratic
D+13.1
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5 presidential elections
Third column names the leading third-party or independent finisher. Source · MIT Election Lab · ICPSR · VEST (precinct-level 2024).
Year
Won
Democratic
Republican
Other
Margin
Total
D
53.9%Harris53,648
42.5%Trump42,294
3.7%Kennedy3,666
+11.4%
99,608
D
58.3%Biden61,927
39.6%Trump42,115
2.1%Jorgensen2,269
+18.6%
106,311
D
54.5%Clinton51,040
38.0%Trump35,618
7.5%Johnson7,076
+16.5%
93,734
D
51.5%Obama44,061
48.5%Romney41,417
0.0%
+3.1%
85,478
D
55.4%Obama50,275
43.0%McCain39,009
1.6%Nader1,408
+12.4%
90,692
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presidential history
Presidential margin, 2008–2024
Democratic minus Republican, by election
Presidential margin over time
Year
Margin (D minus R)
2008
+12.4%
2012
+3.1%
2016
+16.5%
2020
+18.6%
2024
+11.4%
DemocraticRepublican
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current representation
Current officeholders
DSuzy Glowiak HiltonState Senate · 23
State legislative officeholder from OpenStates nightly current-legislator data.
With a 2024 presidential margin of R+51.2, this downstate district ranks among the most lopsided in Illinois's upper chamber, reflecting the deep rural-conservative lean that defines much of the state outside the Chicago metro.
Across the recorded series it reached a Democratic high of 18.6 points in 2020. Between 2020 and 2024 the district moved 7.2 points toward the Republican candidate; the 2024 margin was 11.4 points.
A population of 217,147, a 63% non-Hispanic-white share, and a median household income of $105,301 describe the district. The district's voting pattern over the last decade is most similar to that of State Senate District 24 and State Senate District 21.
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Political twins — state-senate districts
The state-senate districts whose fingerprint — 2000–2024 trajectory, demographics, ancestry, religion — sits closest to this one, and why.
Twin score (0–100) = weighted cosine between tier-standardized fingerprints: presidential margins 2000–2024 with 12-yr trend and elasticity, ACS income, age, education, population and race, top reported ancestries, and religious adherence — chips name the closest-shared dimensions and the widest gap. Re-weight the groups in the twins explorer.
Compare two places, side by side
Twelve curated comparisons line up election history, demographics, and the divergence story for two places at a glance. Browse all comparisons →
Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
Illinois 23rd State Senate District. Akashic. https://akashic.app/sld-upper/17023/. Accessed May 20, 2026. License: CC BY 4.0.
How did Illinois 23rd State Senate District vote in 2024?
In 2024, Illinois 23rd State Senate District voted Democratic by 11.4 points (D+11.4), carried by the Democratic candidate. Out of 99,608 votes cast, 53,648 went Democratic and 42,294 went Republican.
How many people live in Illinois 23rd State Senate District?
Illinois 23rd State Senate District has a population of 217,147 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Illinois 23rd State Senate District?
Median household income in Illinois 23rd State Senate District is $105,301 — above the national median of $80,734. The Illinois state median is $83,390.
What is the political history of Illinois 23rd State Senate District?
Akashic tracks 5 presidential elections in Illinois 23rd State Senate District from 2008 to 2024. Of those, 5 went Democratic and 0 went Republican.
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