Illinois 16th Congressional District (IL) — Elections 1876–2024

Illinois 16th Congressional District, Illinois: Tossup district. In 2024, voted R+12%. Republican peak: R+54 in 1920.

Key facts

2024 presidential margin: R+12MIT Election Lab
Political archetype: TossupAkashic typology
Population: 1,022,3932024 5-year
Median household income: $76,1892024 5-year
White (non-Hispanic): 78.8%2024 5-year
Black: 6.8%2024 5-year
Hispanic / Latino: 10.1%2024 5-year
Peak Democratic margin: D+10 in 1912MIT Election Lab
Peak Republican margin: R+54 in 1920MIT Election Lab

LAHOOD, DarinCongress 119 · Republican

−1 liberal

+1 conservative

Predecessors: KINZINGER, Adam (2021–2023), KINZINGER, Adam (2019–2021), KINZINGER, Adam (2017–2019), KINZINGER, Adam (2015–2017)

Source · Voteview / Lewis, Poole, Rosenthal et al. (CC-BY).

2024 results by constituent county

21 counties · 4 D · 17 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	−11.9%	212,528	271,323	492,988
2020	R	−10.0%	222,211	272,982	509,207
2016	R	−11.8%	189,086	244,507	470,342
2012	R	−5.7%	208,509	234,412	452,636
2008	D	+4.0%	241,747	222,650	472,316
2004	R	−11.3%	201,354	252,853	457,572
2000	R	−8.4%	180,695	214,820	407,411
1996	R	−0.6%	165,501	167,824	370,503
1992	D	+0.6%	167,756	165,389	412,405
1988	R	−15.4%	152,811	208,809	363,698
1984	R	−26.0%	142,287	242,764	387,065
1980	R	−29.3%	112,223	224,497	382,572
1976	R	−17.2%	148,079	211,047	365,170
1972	R	−32.4%	120,525	236,281	357,723
1968	R	−19.7%	124,255	191,133	339,698
1964	D	+5.6%	179,920	160,894	340,814
1960	R	−18.8%	143,259	209,596	353,196
1956	R	−34.5%	107,681	221,264	329,311
1952	R	−29.6%	116,130	213,884	330,457
1948	R	−17.5%	109,172	155,810	266,660
1944	R	−18.2%	115,643	167,453	284,961
1940	R	−12.2%	138,726	177,669	318,001
1936	D	+4.6%	152,177	138,576	297,937
1932	D	+3.9%	136,739	126,257	268,701
1928	R	−32.5%	80,818	159,744	242,521
1924	R	−46.9%	32,758	129,812	206,798
1920	R	−53.9%	36,055	132,478	179,040
1916	R	−22.5%	72,771	117,341	198,119
1912	O	+10.1%	36,181	24,866	111,585
1908	R	−25.2%	38,506	67,044	113,245
1904	R	−40.1%	27,378	70,838	108,261
1900	R	−23.0%	43,382	70,614	118,168
1896	R	−23.0%	42,982	69,473	115,062
1892	R	−7.1%	42,917	49,959	98,776
1888	—	No data	—	—	—
1884	—	No data	—	—	—
1880	—	No data	—	—	—
1876	—	No data	—	—	—

Congressional elections · 16 Senate races

U.S. Senate

Source · MIT Election Lab (MEDSL), Senate. CC-BY 4.0.
Year	Won	D %	R %	Total
2022	O	0.0%	41.5%	4,098,896
2020	D	54.9%	38.9%	5,968,901
2016	D	54.9%	39.8%	5,491,878
2014	D	53.5%	42.7%	3,603,519
2010	R	46.4%	48.0%	3,704,473
2008	D	67.8%	28.5%	5,329,884
2004	D	70.0%	27.0%	5,141,520
2002	D	60.3%	38.0%	3,486,851
1998	R	47.4%	50.3%	3,394,521
1996	D	56.1%	40.7%	4,250,722
1992	D	53.3%	43.1%	4,939,558
1990	D	65.1%	34.9%	3,251,005
1986	D	65.1%	33.7%	3,122,883
1984	D	50.1%	48.2%	4,787,335
1980	D	56.0%	42.5%	4,580,029
1978	R	45.5%	53.3%	3,184,764

Demographics

Race, ethnicity, and ancestry

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

German

25.6%

Irish

13.5%

English

10.7%

Italian

5.5%

Polish

4.4%

American

4.0%

French

1.0%

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: 39.9 in this county, 39.1 nationally

Male

Age

Female

0.8%

85+

1.5%

2.5%

75–84

2.9%

5.2%

65–74

5.6%

6.5%

55–64

6.6%

6.0%

45–54

6.0%

6.3%

35–44

6.1%

25–34

6.0%

4.8%

18–24

4.7%

8.6%

5–17

8.3%

2.8%

2.7%

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

Median household income

2024 inflation-adjusted dollars

$76,189

Congressional District 16 ranks near the middle of US counties.

Congressional District 16$76,189

Illinois$83,390

United States$80,734

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

Poverty rate

All persons below federal poverty line

11.8%

Child poverty is below the national average.

Children under 1814.7%

Working age (18–64)11.1%

Seniors (65+)9.4%

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

Language at home

Population aged 5 and older

90.3%

speak English only

Spanish6.1%

Other Indo-European1.8%

Asian & Pacific Islander1.3%

Other languages0.6%

Source · ACS 5-year estimates, 2024.

Religious adherents

Adherents per capita by tradition

Catholic & Orthodox

17.1%

Other Christian

9.6%

Mainline Protestant

7.4%

Methodist

4.1%

Pentecostal & Holiness

3.5%

Baptist

2.5%

Non-Christian

1.5%

Source · 2020 US Religion Census. Remaining 54.3% of residents not counted as adherents by any reporting body.

Illinois's 16th stretches across the state's northern tier, blending mid-size city suburbs with deep agricultural townships that have shifted steadily toward Republican margins—landing at R+18.4 in 2024.

The district's recent history is a story of close margins. The Democratic margin reached ten points in 1912; the Republican margin reached fifty-four points in 1920. Most other elections have been decided by single-digit points.

Its demographics — a population of 1,022,393, a 79% non-Hispanic-white share, a median household income of $76,189 — 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.

Congressional District 16, Illinois. Akashic. https://akashic.app/cd/1716/. Accessed May 20, 2026. License: CC BY 4.0.

License: CC BY 4.0

Frequently asked questions

How did Congressional District 16, Illinois vote in 2024?

In 2024, Congressional District 16, Illinois voted Republican by 11.9 points (R+12), carried by the Republican candidate. Out of 492,988 votes cast, 212,528 went Democratic and 271,323 went Republican.

What is Congressional District 16, Illinois's political archetype?

Akashic classifies Congressional District 16, Illinois as a "Tossup" district based on its long-arc presidential voting pattern. Across 38 elections in the dataset, the district has voted Democratic 5 times, Republican 28 times, and other 1 times.

When did Congressional District 16, Illinois last vote Democratic?

The most recent presidential election in which Congressional District 16, Illinois voted Democratic was 2008.

How many people live in Congressional District 16, Illinois?

Congressional District 16, Illinois has a population of 1,022,393 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.

What is the median household income in Congressional District 16, Illinois?

Median household income in Congressional District 16, Illinois is $76,189 — below the national median of $80,734. The Illinois state median is $83,390.

What is the political history of Congressional District 16, Illinois?

Akashic tracks 38 presidential elections in Congressional District 16, Illinois from 1876 to 2024. Of those, 5 went Democratic and 28 went Republican. The district's archetype — "Tossup" — captures the overall trajectory of that voting record.

Illinois 16th Congressional District delivered R+12 in 2024 — close enough to flip again next time.

Key facts

U.S. Senate

Demographics

Compare two places, side by side

Frequently asked questions