State Senate District 36 State Senate District (IL) — Elections 1876–2024

Illinois 36th State Senate District, Illinois: Bellwether district. In 2024, voted R+5%. Republican peak: R+50 in 1920.

Key facts

2024 presidential margin: R+5MIT Election Lab
Political archetype: BellwetherAkashic typology
Population: 89,0362024 5-year
Median household income: $65,4572024 5-year
White (non-Hispanic): 77.9%2024 5-year
Black: 8.0%2024 5-year
Hispanic / Latino: 10.8%2024 5-year
Peak Democratic margin: D+18 in 1996MIT Election Lab
Peak Republican margin: R+50 in 1920MIT Election Lab

2024 results by constituent county

6 counties · 1 D · 5 R

R+60

D+60

One cell per constituent county. Ordered by 2024 D-vs-R margin (bluest first). Hover for county-level numbers.

38 presidential elections

Source · MIT Election Lab · ICPSR · VEST (precinct-level 2024).
Year	Won	Margin	Democratic	Republican	Total
2024	R	−4.7%	18,977	20,891	40,693
2020	R	−1.6%	20,521	21,209	42,740
2016	R	−2.3%	18,739	19,704	41,509
2012	D	+14.6%	23,569	17,472	41,856
2008	D	+18.1%	25,393	17,539	43,508
2004	D	+7.0%	24,014	20,842	45,157
2000	D	+11.5%	22,584	17,784	41,609
1996	D	+18.1%	21,209	14,109	39,170
1992	D	+14.5%	22,156	15,563	45,395
1988	D	+8.4%	23,063	19,466	42,740
1984	R	−6.1%	22,309	25,239	47,747
1980	R	−16.9%	17,115	24,935	46,238
1976	R	−6.8%	21,285	24,473	46,558
1972	R	−19.8%	18,628	27,860	46,621
1968	R	−8.7%	18,952	22,904	45,307
1964	D	+13.9%	25,158	19,011	44,171
1960	R	−12.3%	20,287	26,010	46,352
1956	R	−21.6%	17,030	26,409	43,500
1952	R	−24.5%	16,727	27,582	44,360
1948	R	−13.2%	15,939	20,826	37,076
1944	R	−9.7%	18,473	22,444	41,080
1940	R	−5.3%	22,100	24,576	46,908
1936	D	+6.0%	22,656	20,055	43,396
1932	D	+3.7%	19,606	18,203	38,403
1928	R	−38.8%	10,627	24,300	35,205
1924	R	−46.0%	5,363	20,032	31,889
1920	R	−50.1%	5,843	19,761	27,788
1916	R	−18.7%	11,528	17,268	30,679
1912	O	+12.8%	4,969	2,896	16,145
1908	R	−22.4%	5,624	9,300	16,394
1904	R	−40.9%	3,559	9,911	15,529
1900	R	−24.2%	5,998	10,002	16,564
1896	R	−19.5%	6,228	9,323	15,860
1892	R	−11.9%	5,442	7,034	13,392
1888	—	No data	—	—	—
1884	—	No data	—	—	—
1880	—	No data	—	—	—
1876	—	No data	—	—	—

Demographics

Race, ethnicity, and ancestry

Click any group to see the ancestries typically reported within it.

German

18.9%

Irish

11.6%

English

10.2%

American

4.6%

Italian

2.5%

Scottish

1.7%

Polish

1.3%

Source · American Community Survey 5-year estimates, 2024 release. Hispanic/Latino is an ethnicity that overlaps the race categories, so these shares can total more than 100%. Ancestry is a self-reported, multiple-response item; ancestry percentages do not sum to the parent race percentage.

Age distribution by sex

Median age: 40.3 in this county, 39.1 nationally

Male

Age

Female

0.9%

85+

1.6%

2.8%

75–84

3.4%

5.7%

65–74

6.2%

6.3%

55–64

6.5%

5.8%

45–54

5.5%

6.1%

35–44

5.8%

5.9%

25–34

5.6%

5.3%

18–24

5.0%

8.4%

5–17

7.9%

2.7%

2.6%

Source · American Community Survey 5-year estimates, 2024 release.

Median household income

2024 inflation-adjusted dollars

$65,457

State Senate District 36 ranks near the middle of US counties.

State Senate District 36$65,457

Illinois$83,390

United States$80,734

Source · American Community Survey 5-year estimates, 2024 release.

Poverty rate

All persons below federal poverty line

14.6%

Children face moderate poverty.

Children under 1820.5%

Working age (18–64)13.0%

Seniors (65+)10.6%

Source · American Community Survey 5-year estimates, 2024 release.

Language at home

Population aged 5 and older

89.5%

speak English only

Spanish5.6%

Other Indo-European2.4%

Other languages1.2%

Asian & Pacific Islander1.2%

Source · ACS 5-year estimates, 2024.

Religious adherents

Adherents per capita by tradition

Catholic & Orthodox

9.1%

Mainline Protestant

6.9%

Other Christian

5.8%

Methodist

4.5%

Baptist

3.2%

Pentecostal & Holiness

2.3%

Non-Christian

0.8%

Source · 2020 US Religion Census. Remaining 67.4% of residents not counted as adherents by any reporting body.

With a 2024 presidential margin of D+8.2, Illinois Senate District 36 sits in the moderate-lean Democratic range, suggesting a constituency where statewide candidates can build margins without relying on deep urban cores.

The Democratic margin in Illinois 36th State Senate District has rarely exceeded eighteen points in modern history; the Republican margin has rarely exceeded fifty points. 2024 delivered the district to the Republican candidate by five points.

Its demographics resemble the country more than they resemble most districts. A 78% non-Hispanic-white share, a 15% poverty rate, and a median household income of $65,457 — all within the broad national range.

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.

State Senate District 36, Illinois. Akashic. https://akashic.app/sld-upper/17036/. Accessed May 20, 2026. License: CC BY 4.0.

License: CC BY 4.0

Frequently asked questions

How did State Senate District 36, Illinois vote in 2024?

In 2024, State Senate District 36, Illinois voted Republican by 4.7 points (R+5), carried by the Republican candidate. Out of 40,693 votes cast, 18,977 went Democratic and 20,891 went Republican.

What is State Senate District 36, Illinois's political archetype?

Akashic classifies State Senate District 36, Illinois as a "Bellwether" district based on its long-arc presidential voting pattern. Across 38 elections in the dataset, the district has voted Democratic 10 times, Republican 23 times, and other 1 times.

When did State Senate District 36, Illinois last vote Democratic?

The most recent presidential election in which State Senate District 36, Illinois voted Democratic was 2012.

How many people live in State Senate District 36, Illinois?

State Senate District 36, Illinois has a population of 89,036 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.

What is the median household income in State Senate District 36, Illinois?

Median household income in State Senate District 36, Illinois is $65,457 — below the national median of $80,734. The Illinois state median is $83,390.

What is the political history of State Senate District 36, Illinois?

Akashic tracks 38 presidential elections in State Senate District 36, Illinois from 1876 to 2024. Of those, 10 went Democratic and 23 went Republican. The district's archetype — "Bellwether" — captures the overall trajectory of that voting record.

Illinois 36th State Senate District votes the way the country votes.

Key facts

Demographics

Compare two places, side by side

Frequently asked questions