Illinois 13th Congressional District, Illinois: Bellwether district. In 2024, voted R+9%. Democratic peak: D+28 in 1964.
Key facts
- 2024 presidential margin
- R+9MIT Election Lab
- Political archetype
- BellwetherAkashic typology
- Population
- 373,6082024 5-year
- Median household income
- $72,6822024 5-year
- White (non-Hispanic)
- 77.2%2024 5-year
- Black
- 12.4%2024 5-year
- Hispanic / Latino
- 4.0%2024 5-year
- Peak Democratic margin
- D+28 in 1964MIT Election Lab
- Peak Republican margin
- R+26 in 1920MIT Election Lab
Constituent county margins for Congressional District 13, ILOne cell per constituent county, colored by 2024 presidential margin from deep red (Republican) through neutral to deep blue (Democratic), ordered bluest first.
R+60D+60
One cell per constituent county. Ordered by 2024 D-vs-R margin (bluest first). Hover for county-level numbers.
38 presidential elections
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| R | 81,728 | 97,988 | 183,585 | ||
| R | 86,379 | 101,938 | 193,525 | ||
| R | 75,346 | 94,389 | 182,500 | ||
| R | 83,101 | 86,420 | 173,815 | ||
| D | 98,592 | 81,438 | 183,003 | ||
| R | 84,125 | 91,042 | 176,536 | ||
| D | 80,192 | 78,265 | 163,439 | ||
| D | 77,240 | 61,170 | 153,574 | ||
| D | 83,147 | 57,512 | 173,383 | ||
| D | 78,186 | 75,663 | 154,727 | ||
| R | 71,400 | 90,801 | 162,917 | ||
| R | 63,014 | 83,187 | 156,818 | ||
| D | 80,275 | 73,419 | 156,151 | ||
| R | 60,876 | 88,278 | 150,216 | ||
| D | 65,692 | 64,023 | 147,309 | ||
| D | 94,672 | 53,434 | 148,113 | ||
| D | 78,588 | 73,418 | 152,341 | ||
| R | 67,445 | 73,554 | 141,163 | ||
| D | 72,136 | 69,471 | 141,878 | ||
| D | 63,208 | 54,149 | 118,375 | ||
| D | 62,654 | 57,297 | 120,495 | ||
| D | 72,214 | 61,957 | 135,033 | ||
| D | 72,370 | 47,852 | 124,006 | ||
| D | 66,240 | 42,124 | 112,471 | ||
| R | 43,974 | 57,358 | 102,444 | ||
| R | 24,278 | 42,371 | 86,613 | ||
| R | 22,579 | 41,579 | 74,218 | ||
| R | 36,597 | 39,637 | 79,974 | ||
| D | 16,940 | 10,107 | 40,372 | ||
| R | 18,812 | 20,932 | 42,471 | ||
| R | 14,097 | 20,443 | 37,757 | ||
| R | 18,158 | 19,182 | 38,353 | ||
| R | 17,261 | 18,577 | 36,453 | ||
| D | 15,595 | 13,638 | 31,080 | ||
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Demographics
Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
German
23.0%
English
12.2%
Irish
11.9%
American
5.1%
Italian
4.0%
Polish
2.0%
French
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: 39.9 in this county, 39.1 nationally
Male
Age
Female
85+
75–84
65–74
55–64
45–54
35–44
25–34
18–24
5–17
<5
Source · American Community Survey 5-year estimates, 2024 release.
Median household income
2024 inflation-adjusted dollars
$72,682
Congressional District 13 ranks near the middle of US counties.
Congressional District 13$72,682
Illinois$83,390
United States$80,734
Source · American Community Survey 5-year estimates, 2024 release.
Poverty rate
All persons below federal poverty line
13.3%
Children face moderate poverty.
Children under 1816.0%
Working age (18–64)12.8%
Seniors (65+)9.8%
Source · American Community Survey 5-year estimates, 2024 release.
Language at home
Population aged 5 and older
94.5%
speak English only
Spanish2.2%
Asian & Pacific Islander1.6%
Other Indo-European1.4%
Other languages0.4%
Source · ACS 5-year estimates, 2024.
Religious adherents
Adherents per capita by tradition
Source · 2020 US Religion Census. Remaining 54.5% of residents not counted as adherents by any reporting body.
Illinois 13th Congressional District in the Upper Midwest has, for decades, voted very close to the way the country has voted. Its margins are typically narrow, and the candidate who carries Illinois 13th Congressional District more often than not also wins the national popular vote.
The Democratic margin in Illinois 13th Congressional District has rarely exceeded twenty-eight points in modern history; the Republican margin has rarely exceeded twenty-six points. 2024 delivered the district to the Republican candidate by nine points.
Its demographics resemble the country more than they resemble most districts. A 77% non-Hispanic-white share, a 13% poverty rate, and a median household income of $72,682 — all within the broad national range.
Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
Congressional District 13, Illinois — The Long Memory. Akashic Intelligence — The Long Memory. https://tiers.akashic.app/cd/1713/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0
Frequently asked questions
How did Congressional District 13, Illinois vote in 2024?
In 2024, Congressional District 13, Illinois voted Republican by 8.9 points (R+9), carried by the Republican candidate. Out of 183,585 votes cast, 81,728 went Democratic and 97,988 went Republican.
What is Congressional District 13, Illinois's political archetype?
Akashic classifies Congressional District 13, Illinois as a "Bellwether" district based on its long-arc presidential voting pattern. Across 38 elections in the dataset, the district has voted Democratic 17 times, Republican 17 times, and other 0 times.
When did Congressional District 13, Illinois last vote Democratic?
The most recent presidential election in which Congressional District 13, Illinois voted Democratic was 2008.
How many people live in Congressional District 13, Illinois?
Congressional District 13, Illinois has a population of 373,608 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Congressional District 13, Illinois?
Median household income in Congressional District 13, Illinois is $72,682 — below the national median of $80,734. The Illinois state median is $83,390.
What is the political history of Congressional District 13, Illinois?
Akashic tracks 38 presidential elections in Congressional District 13, Illinois from 1876 to 2024. Of those, 17 went Democratic and 17 went Republican. The district's archetype — "Bellwether" — captures the overall trajectory of that voting record.