State Senate District 9 State Senate District (IL) — Elections 1876–2024

Illinois 9th State Senate District, Illinois: Democratic loyalist district. In 2024, voted D+42%. Democratic peak: D+53 in 2008.

Key facts

2024 presidential margin: D+42MIT Election Lab
Political archetype: Democratic loyalistAkashic typology
Population: 212,5562024 5-year
Median household income: $83,4982024 5-year
White (non-Hispanic): 43.6%2024 5-year
Black: 22.2%2024 5-year
Hispanic / Latino: 26.8%2024 5-year
Peak Democratic margin: D+53 in 2008MIT Election Lab
Peak Republican margin: R+49 in 1920MIT Election Lab

2024 results by constituent county

1 counties · 1 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	+41.6%	59,386	23,948	85,285
2020	D	+50.2%	70,795	22,899	95,382
2016	D	+53.1%	66,118	18,593	89,432
2012	D	+49.3%	61,056	20,326	82,643
2008	D	+53.4%	66,818	20,006	87,674
2004	D	+41.1%	59,054	24,504	84,063
2000	D	+40.0%	52,525	21,926	76,535
1996	D	+40.1%	47,305	18,932	70,824
1992	D	+30.0%	51,253	24,828	88,050
1988	D	+12.4%	46,349	36,037	83,107
1984	D	+2.6%	45,638	43,296	89,448
1980	D	+12.4%	46,128	35,135	88,725
1976	D	+8.7%	48,434	40,505	90,638
1972	R	−7.4%	43,613	50,628	94,793
1968	D	+9.5%	48,455	39,397	95,839
1964	D	+26.4%	63,051	36,740	99,791
1960	D	+13.0%	56,536	43,462	100,299
1956	R	−13.9%	40,108	53,045	93,390
1952	R	−0.7%	48,091	48,769	97,127
1948	D	+8.9%	49,903	41,666	92,121
1944	D	+15.9%	52,312	37,927	90,492
1940	D	+10.9%	47,914	38,493	86,744
1936	D	+27.5%	51,402	28,762	82,423
1932	D	+13.8%	37,705	28,308	68,263
1928	R	−6.2%	29,380	33,309	63,174
1924	R	−41.6%	9,276	28,260	45,679
1920	R	−49.0%	8,101	26,054	36,634
1916	R	−6.6%	15,564	17,871	34,861
1912	O	+13.0%	5,361	3,070	17,609
1908	R	−18.6%	6,275	9,450	17,026
1904	R	−32.1%	4,256	9,428	16,118
1900	R	−4.4%	7,637	8,358	16,454
1896	R	−18.4%	6,241	9,099	15,571
1892	D	+12.8%	5,931	4,563	10,719
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

9.0%

Irish

8.4%

Polish

7.0%

Italian

4.8%

English

3.6%

American

2.2%

French

0.9%

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: 38.0 in this county, 39.1 nationally

Male

Age

Female

0.7%

85+

1.3%

1.9%

75–84

2.7%

4.3%

65–74

5.1%

5.9%

55–64

6.2%

6.1%

45–54

6.2%

7.0%

35–44

7.0%

7.9%

25–34

8.0%

4.3%

18–24

4.4%

8.0%

5–17

7.7%

2.8%

2.7%

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

Median household income

2024 inflation-adjusted dollars

$83,498

State Senate District 9 ranks near the middle of US counties.

State Senate District 9$83,498

Illinois$83,390

United States$80,734

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

Poverty rate

All persons below federal poverty line

13.5%

Children face moderate poverty.

Children under 1817.9%

Working age (18–64)12.2%

Seniors (65+)14.0%

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

Language at home

Population aged 5 and older

64.2%

speak English only

Spanish21.1%

Other Indo-European8.3%

Asian & Pacific Islander4.3%

Other languages2.1%

Source · ACS 5-year estimates, 2024.

Religious adherents

Adherents per capita by tradition

Catholic & Orthodox

29.6%

Non-Christian

7.7%

Other Christian

6.4%

Baptist

4.8%

Mainline Protestant

2.9%

Pentecostal & Holiness

1.8%

Methodist

1.0%

Source · 2020 US Religion Census. Remaining 45.8% of residents not counted as adherents by any reporting body.

Covering rural downstate territory, this district delivered a nearly 60-point Republican presidential margin in 2024, making it an outlier in a state where statewide offices trend reliably Democratic.

The Democratic margin in Illinois 9th State Senate District reached its widest at fifty-three points in 2008. The margin in 2024 was forty-two points — still decisive.

Its loyalty is rooted in its place. Median household income of $83,498, a 44% non-Hispanic-white share, and a population of 212,556 together describe a district whose political habits are deeply settled.

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Cite this page

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

State Senate District 9, Illinois. Akashic. https://akashic.app/sld-upper/17009/. Accessed May 20, 2026. License: CC BY 4.0.

License: CC BY 4.0

Frequently asked questions

How did State Senate District 9, Illinois vote in 2024?

In 2024, State Senate District 9, Illinois voted Democratic by 41.6 points (D+42), carried by the Democratic candidate. Out of 85,285 votes cast, 59,386 went Democratic and 23,948 went Republican.

What is State Senate District 9, Illinois's political archetype?

Akashic classifies State Senate District 9, Illinois as a "Democratic loyalist" district based on its long-arc presidential voting pattern. Across 38 elections in the dataset, the district has voted Democratic 22 times, Republican 11 times, and other 1 times.

When did State Senate District 9, Illinois last vote Republican?

The most recent presidential election in which State Senate District 9, Illinois voted Republican was 1972.

How many people live in State Senate District 9, Illinois?

State Senate District 9, Illinois has a population of 212,556 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 9, Illinois?

Median household income in State Senate District 9, Illinois is $83,498 — above the national median of $80,734. The Illinois state median is $83,390.

What is the political history of State Senate District 9, Illinois?

Akashic tracks 38 presidential elections in State Senate District 9, Illinois from 1876 to 2024. Of those, 22 went Democratic and 11 went Republican. The district's archetype — "Democratic loyalist" — captures the overall trajectory of that voting record.

Illinois 9th State Senate District has voted Democratic in thirteen straight presidential cycles.

Key facts

Demographics

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Frequently asked questions