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state house district

Illinois 109th State House District

Office (updates table and map)

President margin by year

Place winner margin

1876–2024 · D minus R

Full record · 1876 → 2024

2024

Boundary by 2024 margin · Precinct returns · VEST · MIT Election Lab

The precinct map shows the 2024 presidential vote; the timeline scrubs the district’s overall result across 1892–2024, on its current boundaries.

People and households

Who lives here

Exact values for this place, its state, and the United States.

Race · ethnicity · ancestry

Communities and origins

German31.7%16.1%12.5%

Irish13.8%10.6%9.4%

English13.3%6.9%9.5%

American5.6%3.3%5.3%

Italian4.5%5.4%4.8%

Polish2.9%6.0%2.2%

French2.7%0.7%1.6%

Scottish1.6%—1.3%

Mexican2.0%14.4%11.3%

African American†2.1%12.1%9.9%

Hispanic or Latino counts residents of any race; the race groups count only their non-Hispanic residents, so the groups are mutually exclusive and sum to 100%. Expand a row to see ancestries reported within that group.

Age and life stage

Measure	IL HD 109	Illinois	United States
Median age	40.8	39.1	39.1
Age 18–24	8.8%	9.1%	9.2%
Age 65 and older	18.7%	16.9%	17.2%

Household economy

Measure	IL HD 109	Illinois	United States
Median household income	$96,443	$83,390	$84,427
Poverty rate	5.4%	11.8%	12.5%
Bachelor's degree or higher (25+)	29.8%	37.9%	35.6%

Housing and tenure

Measure	IL HD 109	Illinois	United States
Owner-occupied homes	82.8%	67.1%	65.2%
Renter-occupied homes	17.2%	32.9%	34.8%
Median home value	$230,700	$263,300	$332,700
Median gross rent (monthly)	$912	$1,274	$1,413
Renters paying 30%+ of income	34.3%	47.9%	51.1%
Vacant housing units	5.8%	7.7%	10.1%

Getting to work

Measure	IL HD 109	Illinois	United States
Mean commute	27.2 min	27.8 min	26.4 min
Commutes 60 minutes or more	7.0%	9.8%	8.6%
Drives alone to work	78.7%	65.9%	68.8%
Takes public transit	0.2%	5.8%	3.2%
Works from home	12.8%	15.9%	15.1%

Languages at home

Measure	IL HD 109	Illinois	United States
Speaks a non-English language at home	3.6%	24.1%	22.3%
Spanish	2.2%	14.0%	13.6%

Religious landscape

Measure	IL HD 109	Illinois	United States
Catholic	—	24.2%	18.6%
Evangelical Protestant	—	11.7%	16.5%
Unclaimed / not counted	—	49.2%	51.5%

Origins and service

Measure	IL HD 109	Illinois	United States
Foreign-born residents	1.7%	14.7%	14.1%
Naturalized citizens	1.1%	7.7%	7.4%
Not U.S. citizens	0.6%	7.0%	6.8%
Veterans (18+)	10.2%	4.8%	6.2%
Income inequality (Gini)	0.424	0.481	0.483

American Community Survey 2024 5-year (CVAP, income, age, poverty, education, language, race, ancestry) · 2020 U.S. Religion Census (ASARB) — congregational adherents; unclaimed is the residual not counted by congregations · American Community Survey 2024 — housing and tenure (B25003, B25002, B25077, B25064, B25070), commuting (B08013, B08303, B08301), origins and service (B05002, B21001, B19083).

President results by year

Modeled candidate-vote estimate on current district boundaries

HarrisDemocratic29.2%18,059TrumpRepublican68.7%42,456OtherAll other candidates2.0%1,244

R+39.5

Lead: 24,397
Total: 61,759
vs nation: R+38.0

modeled Census-place estimatemodeled estimate

BidenDemocratic28.7%17,548TrumpRepublican68.7%42,055OtherAll other candidates2.6%1,574

R+40.1

Lead: 24,507
Total: 61,177
vs nation: R+44.5

modeled Census-place estimatemodeled estimate

ClintonDemocratic25.7%14,162TrumpRepublican67.4%37,160OtherAll other candidates7.0%3,850

R+41.7

Lead: 22,998
Total: 55,172
vs nation: R+43.8

modeled Census-place estimatemodeled estimate

ObamaDemocratic35.4%18,217RomneyRepublican61.9%31,905OtherAll other candidates2.7%1,402

R+26.6

Lead: 13,688
Total: 51,524
vs nation: R+30.4

modeled Census-place estimatemodeled estimate

ObamaDemocratic42.0%22,343McCainRepublican56.0%29,778OtherAll other candidates2.0%1,080

R+14.0

Lead: 7,435
Total: 53,201
vs nation: R+21.2

modeled Census-place estimatemodeled estimate

KerryDemocratic38.4%19,901BushRepublican60.8%31,485OtherAll other candidates0.8%412

R+22.4

Lead: 11,584
Total: 51,798
vs nation: R+19.9

modeled Census-place estimatemodeled estimate

GoreDemocratic40.0%18,446BushRepublican57.9%26,705OtherAll other candidates2.2%995

R+17.9

Lead: 8,259
Total: 46,146
vs nation: R+18.4

modeled Census-place estimatemodeled estimate

ClintonDemocratic41.5%17,700DoleRepublican46.3%19,742OtherAll other candidates12.2%5,202

R+4.8

Lead: 2,042
Total: 42,644
vs nation: R+13.3

modeled Census-place estimatemodeled estimate

Key facts

2024 presidential margin: R+39.5MIT Election Lab
Population: 108,5482024 5-year
Population density: 81 / sq mi2024 5-year · TIGER/Line
Land area: 1,348 sq miTIGER/Line
Median household income: $96,4432024 5-year
White (non-Hispanic): 90.0%2024 5-year
Black: 2.2%2024 5-year
Hispanic / Latino: 3.0%2024 5-year
Peak Democratic margin: D+15.2 in 1932MIT Election Lab
Peak Republican margin: R+46.1 in 1920MIT Election Lab
Most similar: State House District 87, IL · twin score 93.7

presidential history

Party record book

Illinois 109th State House District · the strongest Democratic and Republican presidential performances recorded here, measured three ways.

1892–2024 (partial returns from 1876) · 38 presidential cycles · 38 with a vote-share denominator · 34 with a national benchmark

Largest share of the presidential candidate vote cast here.

Democratic

Franklin D. Roosevelt1932

56.1%

17,538 votes · D+15.2 · modeled estimate

Runner-up · Lyndon B. Johnson, 1964 · 55.4%

Republican

Donald Trump2024

68.7%

42,456 votes · R+39.5 · modeled estimate

Runner-up · Donald Trump, 2020 · 68.7%

Most votes

Largest number of votes cast for the party’s presidential nominee here.

Democratic

Barack Obama2008

22,343votes

42.0% of the vote · R+14.0 · modeled estimate

Runner-up · Lyndon B. Johnson, 1964 · 21,891 votes

Republican

Donald Trump2024

42,456votes

68.7% of the vote · R+39.5 · modeled estimate

Runner-up · Donald Trump, 2020 · 42,055 votes

Best relative to the U.S.

This Place’s margin against the national margin in the same election — positive when it leaned toward the party more than the country did.

Democratic

Al Smith1928

+2.6pts D vs U.S.

Place R+14.9 · U.S. R+17.5 · modeled estimate

Runner-up · John W. Davis, 1924 · −2.1 pts

Republican

Donald Trump2020

+44.5pts R vs U.S.

Place R+40.1 · U.S. D+4.5 · modeled estimate

Runner-up · Donald Trump, 2016 · +43.8 pts

current representation

Current officeholders

RCharlie MeierState House · 109

State legislative officeholder from OpenStates nightly current-legislator data.

U.S. House elections · 2 House

Senate and governor results are in the Office selector at the top of this page.

U.S. House

Each row is a county-allocated estimate of U.S. House votes for this district — county returns apportioned onto its boundary, not precinct-counted. “Vote lead” is the estimated local lead here, not necessarily the winner of the full contest.

Source · Akashic county-allocated estimate from certified county returns, House; not precinct-counted.
Year	Vote lead	Democratic	Republican	Total
2024	R	26.9%13,809	73.1%37,461	51,270
2020	R	34.9%19,270	65.1%36,020	55,290

Anchored in rural southern Illinois, this district backed the 2024 Republican presidential nominee by nearly 19 points, reflecting the broader rightward shift that has reshaped downstate legislative contests over the past decade.

Across the recorded series it reached a Democratic high of 15.2 points in 1932 and a Republican high of 46.1 points in 1920. Between 2020 and 2024 the district moved 0.6 points toward the Democratic candidate; the 2024 margin was 39.5 points.

A population of 108,548, a 90% non-Hispanic-white share, and a median household income of $96,443 describe the district. The district's voting pattern over the last decade is most similar to that of State House District 87 and State House District 107.

Political twins — state-house districts

The state-house districts whose fingerprint — 2000–2024 trajectory, demographics, ancestry, religion — sits closest to this one, and why.

State House District 87

2012–2024 trajectory

State House District 107

2016–2024 trajectoryelasticity

State House District 115

2016–2024 trajectoryelasticity

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.

District research tools

Open the source-auditable district brief for electoral baseline, electorate, current-cycle coverage, geography, official dates, and methodology. Open campaign intelligence report → · Browse all comparisons →

Cite this page

All citations released under CC BY 4.0. Attribution: Akashic Intelligence.

Illinois 109th State House District. Akashic. https://akashic.app/sld-lower/17109/. Accessed May 20, 2026. License: CC BY 4.0.

License: CC BY 4.0

Illinois at the ballot boxAll elections →

Presidentcounty detail2024 US Senatestatewide2022 Governorstate + county2022 US Houseall districts2024

Places within Illinois 109th State House District

counties it covers5

Bond County Clinton County Madison County St. Clair County Washington County

Frequently asked questions

How did Illinois 109th State House District vote in 2024?

In 2024, Illinois 109th State House District voted Republican by 39.5 points (R+39.5), carried by the Republican candidate. Out of 61,759 votes cast, 18,059 went Democratic and 42,456 went Republican.

When did Illinois 109th State House District last vote Democratic?

The most recent presidential election in which Illinois 109th State House District voted Democratic was 1992.

How many people live in Illinois 109th State House District?

Illinois 109th State House District has a population of 108,548 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.

What is the median household income in Illinois 109th State House District?

Median household income in Illinois 109th State House District is $96,443 — above the national median of $80,734. The Illinois state median is $83,390.

What is the political history of Illinois 109th State House District?

Akashic tracks 38 presidential elections in Illinois 109th State House District from 1876 to 2024. Of those, 5 went Democratic and 33 went Republican.