State Senate District 43 State Senate District (IL) — Elections 1876–2024

Illinois 43rd State Senate District, Illinois: Tossup district. In 2024, voted D+2%. Republican peak: R+58 in 1920.

Key facts

2024 presidential margin: D+2MIT Election Lab
Political archetype: TossupAkashic typology
Population: 176,2572024 5-year
Median household income: $110,0522024 5-year
White (non-Hispanic): 62.4%2024 5-year
Black: 11.6%2024 5-year
Hispanic / Latino: 19.7%2024 5-year
Peak Democratic margin: D+13 in 2008MIT Election Lab
Peak Republican margin: R+58 in 1920MIT Election Lab

2024 results by constituent county

2 counties · 2 D · 0 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	D	+2.0%	41,141	39,509	82,456
2020	D	+8.6%	46,442	38,902	87,182
2016	D	+6.6%	38,342	33,290	76,611
2012	D	+5.3%	36,291	32,554	70,093
2008	D	+13.1%	40,404	30,934	72,203
2004	R	−5.6%	29,594	33,128	63,158
2000	R	−3.1%	23,037	24,532	48,837
1996	D	+3.8%	17,658	16,207	38,048
1992	R	−0.2%	15,202	15,277	39,262
1988	R	−20.1%	12,690	19,117	32,010
1984	R	−28.4%	11,426	20,524	32,087
1980	R	−23.6%	10,629	17,970	31,083
1976	R	−11.0%	12,868	16,096	29,456
1972	R	−32.8%	8,527	16,899	25,533
1968	R	−15.0%	7,975	11,374	22,658
1964	D	+11.1%	12,481	9,996	22,477
1960	R	−3.4%	10,254	10,971	21,246
1956	R	−30.0%	6,266	11,657	17,949
1952	R	−14.1%	7,371	9,805	17,204
1948	R	−5.1%	6,521	7,235	13,907
1944	R	−6.0%	6,700	7,565	14,342
1940	R	−5.4%	7,275	8,101	15,430
1936	D	+5.2%	6,974	6,259	13,766
1932	D	+0.8%	6,386	6,279	12,989
1928	R	−11.7%	5,140	6,513	11,764
1924	R	−51.1%	1,156	5,643	8,775
1920	R	−57.5%	1,328	5,363	7,015
1916	R	−26.8%	2,796	4,893	7,813
1912	O	+8.3%	1,161	817	4,126
1908	R	−27.7%	1,396	2,546	4,153
1904	R	−45.2%	784	2,457	3,700
1900	R	−20.1%	1,630	2,469	4,166
1896	R	−14.9%	1,681	2,274	3,986
1892	R	−2.1%	1,578	1,649	3,331
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

16.5%

Irish

12.9%

Polish

10.4%

Italian

8.6%

English

5.4%

American

2.5%

French

1.2%

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: 39.1 in this county, 39.1 nationally

Male

Age

Female

0.5%

85+

1.0%

1.9%

75–84

2.4%

4.3%

65–74

4.6%

6.5%

55–64

6.5%

7.1%

45–54

7.0%

6.8%

35–44

6.8%

6.1%

25–34

5.9%

4.7%

18–24

4.3%

9.3%

5–17

8.9%

2.8%

2.7%

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

Median household income

2024 inflation-adjusted dollars

$110,052

State Senate District 43 ranks near the middle of US counties.

State Senate District 43$110,052

Illinois$83,390

United States$80,734

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

Poverty rate

All persons below federal poverty line

7.3%

Child poverty is below the national average.

Children under 189.8%

Working age (18–64)6.3%

Seniors (65+)9.0%

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

Language at home

Population aged 5 and older

77.4%

speak English only

Spanish13.0%

Other Indo-European5.6%

Asian & Pacific Islander2.9%

Other languages1.1%

Source · ACS 5-year estimates, 2024.

Religious adherents

Adherents per capita by tradition

Catholic & Orthodox

25.5%

Other Christian

5.9%

Pentecostal & Holiness

4.0%

Mainline Protestant

3.2%

Non-Christian

3.1%

Methodist

1.2%

Baptist

1.0%

Source · 2020 US Religion Census. Remaining 56.1% of residents not counted as adherents by any reporting body.

Illinois 43rd State Senate District in the Upper Midwest delivered a near-tie in 2024, with the Democratic candidate carrying the district by two points — well within the historical noise of how the district votes.

The district's recent history is a story of close margins. The Democratic margin reached thirteen points in 2008; the Republican margin reached fifty-eight points in 1920. Most other elections have been decided by single-digit points.

Its demographics — a population of 176,257, a 62% non-Hispanic-white share, a median household income of $110,052 — situate the district close to national averages on several dimensions.

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 43, Illinois. Akashic. https://akashic.app/sld-upper/17043/. Accessed May 20, 2026. License: CC BY 4.0.

License: CC BY 4.0

Frequently asked questions

How did State Senate District 43, Illinois vote in 2024?

In 2024, State Senate District 43, Illinois voted Democratic by 2.0 points (D+2), carried by the Democratic candidate. Out of 82,456 votes cast, 41,141 went Democratic and 39,509 went Republican.

What is State Senate District 43, Illinois's political archetype?

Akashic classifies State Senate District 43, Illinois as a "Tossup" district based on its long-arc presidential voting pattern. Across 38 elections in the dataset, the district has voted Democratic 9 times, Republican 24 times, and other 1 times.

When did State Senate District 43, Illinois last vote Republican?

The most recent presidential election in which State Senate District 43, Illinois voted Republican was 2004.

How many people live in State Senate District 43, Illinois?

State Senate District 43, Illinois has a population of 176,257 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 43, Illinois?

Median household income in State Senate District 43, Illinois is $110,052 — above the national median of $80,734. The Illinois state median is $83,390.

What is the political history of State Senate District 43, Illinois?

Akashic tracks 38 presidential elections in State Senate District 43, Illinois from 1876 to 2024. Of those, 9 went Democratic and 24 went Republican. The district's archetype — "Tossup" — captures the overall trajectory of that voting record.

Illinois 43rd State Senate District delivered D+2 in 2024 — close enough to flip again next time.

Key facts

Demographics

Compare two places, side by side

Frequently asked questions