Illinois 17th Congressional District: Industrial Catholic Metro district. In 2024, voted D+5%. Democratic peak: D+22 in 2008.
Key facts
- 2024 presidential margin
- D+5MIT Election Lab
- Political typology
- Industrial Catholic MetroAkashic typology
- Population
- 553,6572024 5-year
- Median household income
- $67,1282024 5-year
- White (non-Hispanic)
- 77.4%2024 5-year
- Black
- 8.8%2024 5-year
- Hispanic / Latino
- 9.6%2024 5-year
- Peak Democratic margin
- D+22 in 2008MIT Election Lab
Predecessors: BUSTOS, Cheri (2021–2023), BUSTOS, Cheri (2019–2021), BUSTOS, Cheri (2017–2019), BUSTOS, Cheri (2015–2017)
| Kamala Harris ✓Democratic | 51.1% | 163,103 |
|---|---|---|
| Donald TrumpRepublican | 46.4% | 148,144 |
| OtherAll other candidates | 2.4% | 7,755 |
| Year | Margin (D minus R) |
|---|---|
| 2008 | +21.6% |
| 2012 | +17.5% |
| 2016 | +6.6% |
| 2020 | +7.8% |
| 2024 | +4.7% |
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| D | 163,103 | 148,144 | 319,002 | ||
| D | 174,894 | 149,071 | 331,788 | ||
| D | 158,542 | 137,393 | 319,978 | ||
| D | 183,836 | 129,046 | 312,882 | ||
| D | 204,667 | 130,852 | 342,321 |
U.S. Senate
| 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
Anchored by Rockford, the Quad Cities, and a corridor of rural counties, Illinois-17 has moved steadily toward Republican presidential candidates over the past decade, flipping from reliably Democratic to a 5.5-point Republican margin in 2024.
Across the recorded series it reached a Democratic high of twenty-two points in 2008. Between 2020 and 2024 the district moved three points toward the Republican candidate; the 2024 margin was five points.
A population of 553,657, a 77% non-Hispanic-white share, and a median household income of $67,128 describe the district.
Compare two places, side by side
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Congressional District 17, Illinois. Akashic. https://akashic.app/cd/1717/. Accessed May 20, 2026. License: CC BY 4.0.