Illinois 27th State House District, Illinois: Democratic loyalist district. In 2024, voted D+41%. Democratic peak: D+53 in 2008.
Key facts
- 2024 presidential margin
- D+41MIT Election Lab
- Political archetype
- Democratic loyalistAkashic typology
- Population
- 163,5972024 5-year
- Median household income
- $83,6342024 5-year
- White (non-Hispanic)
- 43.7%2024 5-year
- Black
- 22.1%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
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| D | 45,668 | 18,526 | 65,696 | ||
| D | 54,429 | 17,719 | 73,450 | ||
| D | 50,809 | 14,395 | 68,844 | ||
| D | 46,924 | 15,718 | 63,614 | ||
| D | 51,356 | 15,465 | 67,476 | ||
| D | 45,359 | 18,919 | 64,667 | ||
| D | 40,328 | 16,903 | 58,833 | ||
| D | 36,305 | 14,571 | 54,408 | ||
| D | 39,316 | 19,081 | 67,604 | ||
| D | 35,550 | 27,682 | 63,785 | ||
| D | 35,000 | 33,247 | 68,641 | ||
| D | 35,371 | 26,986 | 68,082 | ||
| D | 37,148 | 31,089 | 69,541 | ||
| R | 33,435 | 38,845 | 72,703 | ||
| D | 37,140 | 30,219 | 73,491 | ||
| D | 48,339 | 28,179 | 76,518 | ||
| D | 43,340 | 33,331 | 76,901 | ||
| R | 30,741 | 40,672 | 71,596 | ||
| R | 36,860 | 37,389 | 74,454 | ||
| D | 38,244 | 31,938 | 70,605 | ||
| D | 40,089 | 29,077 | 69,360 | ||
| D | 36,724 | 29,513 | 66,496 | ||
| D | 39,393 | 22,053 | 63,179 | ||
| D | 28,902 | 21,706 | 52,332 | ||
| R | 22,522 | 25,536 | 48,430 | ||
| R | 7,108 | 21,666 | 35,020 | ||
| R | 6,209 | 19,976 | 28,086 | ||
| R | 11,931 | 13,708 | 26,732 | ||
| O | 4,111 | 2,355 | 13,504 | ||
| R | 4,812 | 7,249 | 13,057 | ||
| R | 3,263 | 7,231 | 12,360 | ||
| R | 5,856 | 6,412 | 12,619 | ||
| R | 4,787 | 6,978 | 11,942 | ||
| D | 4,549 | 3,502 | 8,224 | ||
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Demographics
With a 2024 presidential margin of R+51.8, this downstate district ranks among the state's most reliably conservative constituencies, reflecting the rural demographic patterns common to Illinois outside the Chicago metropolitan area.
The Democratic margin in Illinois 27th State House District reached its widest at fifty-three points in 2008. The margin in 2024 was forty-one points — still decisive.
Its loyalty is rooted in its place. Median household income of $83,634, a 44% non-Hispanic-white share, and a population of 163,597 together describe a district whose political habits are deeply settled.
Compare two places, side by side
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State House District 27, Illinois. Akashic. https://akashic.app/sld-lower/17027/. Accessed May 20, 2026. License: CC BY 4.0.