Overview
- District ID
- il-hd-065
- State
- Illinois
- Chamber
- Lower chamber
- District Code
- 065
- Land Area
- 124.1 sq mi
- Water Area
- 1.32 sq mi
Boundary
Boundary as GeoJSON
Source: U.S. Census Bureau TIGER/Line state legislative district boundaries.
Counties
Showing all 2 counties
Places
Showing all 11 places
Overlapping Congressional Districts
| Congressional district | Population in both | Share of this district's population | Share of the congressional district's population | Share of this district's land |
|---|
| IL District 8 | 61,130 | 56.3% | 8.1% | 31.5% |
| IL District 11 | 43,400 | 40.0% | 5.8% | 65.1% |
| IL District 3 | 4,007 | 3.7% | 0.5% | 3.5% |
Source: U.S. Census Bureau 2020 blocks and 2025 block equivalency files (119th Congress, 2024 state legislative plans).
Voters
- Registered Voters
- 82,507
- Active Voters
- 76,156 (92.3%)
Party Registration
This state's voter file does not record party registration.
Turnout by Cycle
| Cycle | General | Democratic Primary | Republican Primary |
|---|
| 2025–2026 | 21,671 (26.3%) | <10 (—) | 0 (0.0%) |
| 2023–2024 | 61,959 (75.1%) | 5,675 (6.9%) | 8,187 (9.9%) |
| 2021–2022 | 44,694 (54.2%) | 6,362 (7.7%) | 9,001 (10.9%) |
| 2019–2020 | 55,772 (67.6%) | 11,367 (13.8%) | 6,058 (7.3%) |
| 2017–2018 | 41,883 (50.8%) | 7,627 (9.2%) | 8,241 (10.0%) |
| 2015–2016 | 42,671 (51.7%) | 8,969 (10.9%) | 13,718 (16.6%) |
| 2013–2014 | 26,216 (31.8%) | 922 (1.1%) | 7,809 (9.5%) |
| 2011–2012 | 31,807 (38.6%) | 1,459 (1.8%) | 7,780 (9.4%) |
Turnout counts today's registered voters with a counted ballot in the cycle's elections (the odd and even year), as a share of today's registered voters. Voters who have since left the rolls are not counted.
Browse the voter list for this district (premium access; sign-in required)
Source: Civitech voter file snapshot as of 12/15/2025. These are registered voters, separate from the Census population figures. Counts under 10 are suppressed and shown as "<10".
Demographics
- Total Population
- 108,755 (± 2,208)
- Median Age
- 42.5
- Median Household Income
- $138,519 (± $6,963)
- High School Graduate or Higher (age 25+)
- 95.6%
- Bachelor's Degree or Higher (age 25+)
- 49.7%
Population by Age
| Group | People | Share |
|---|
| Under 18 | 24,454 | 22.5% |
| 18 to 64 | 66,197 | 60.9% |
| 65 and over | 18,104 | 16.6% |
Population by Race and Hispanic Origin
| Group | People | Share |
|---|
| Hispanic or Latino (any race) | 13,516 | 12.4% |
| White, not Hispanic | 80,264 | 73.8% |
| Black, not Hispanic | 2,281 | 2.1% |
| Asian, not Hispanic | 7,433 | 6.8% |
| American Indian / Alaska Native, not Hispanic | 44 | 0.0% |
| Native Hawaiian / Pacific Islander, not Hispanic | 86 | 0.1% |
| Some other race, not Hispanic | 556 | 0.5% |
| Two or more races, not Hispanic | 4,575 | 4.2% |
Source: U.S. Census Bureau, American Community Survey 2020-2024 ACS 5-year estimates (tables B01001, B01002, B01003, B03002, B15003, B19013) for this state legislative district. Estimates are survey-based; ± figures are 90% margins of error.
Citizen Voting Age Population
- Total Citizen Population
- 105,459
- Citizen Voting Age Population (CVAP)
- 81,234
Citizen Population by Race/Ethnicity
| Group | Citizens | Share |
|---|
| Non-Hispanic | 93,290 | 88.5% |
| Hispanic | 12,165 | 11.5% |
| White | 81,094 | 76.9% |
| Black | 2,269 | 2.2% |
| Asian | 6,737 | 6.4% |
| American Indian / Alaska Native | 43 | 0.0% |
| Native Hawaiian / Pacific Islander | 58 | 0.1% |
| Two or More Races | 92 | 0.1% |
Citizen Voting Age Population by Race/Ethnicity
| Group | CVAP | Share |
|---|
| Non-Hispanic | 73,475 | 90.4% |
| Hispanic | 7,763 | 9.6% |
| White | 65,543 | 80.7% |
| Black | 1,819 | 2.2% |
| Asian | 5,676 | 7.0% |
| American Indian / Alaska Native | 373 | 0.5% |
| Native Hawaiian / Pacific Islander | 44 | 0.1% |
| Two or More Races | 38 | 0.0% |
Source: Redistricting Data Hub / U.S. Census Bureau CVAP Special Tabulation (2020-2024 ACS 5-year).
