Overview
- District ID
- il-hd-058
- State
- Illinois
- Chamber
- Lower chamber
- District Code
- 058
- Land Area
- 58.6 sq mi
- Water Area
- 0.34 sq mi
Boundary
Boundary as GeoJSON
Source: U.S. Census Bureau TIGER/Line state legislative district boundaries.
Counties
| County | Overlap | Share of district land | Share of county land |
|---|
| Lake County | 54.89 sq mi | 93.6% | 12.4% |
| Cook County | 3.73 sq mi | 6.4% | 0.4% |
Showing all 2 counties
Places
Showing all 14 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 10 | 108,398 | 100.0% | 14.4% | 100.0% |
Source: U.S. Census Bureau 2020 blocks and 2025 block equivalency files (119th Congress, 2024 state legislative plans).
Voters
- Registered Voters
- 79,860
- Active Voters
- 72,645 (91.0%)
Party Registration
This state's voter file does not record party registration.
Turnout by Cycle
| Cycle | General | Democratic Primary | Republican Primary |
|---|
| 2025–2026 | 13,328 (16.7%) | 27 (0.0%) | <10 (—) |
| 2023–2024 | 56,719 (71.0%) | 7,895 (9.9%) | 3,343 (4.2%) |
| 2021–2022 | 45,365 (56.8%) | 11,493 (14.4%) | 4,415 (5.5%) |
| 2019–2020 | 53,652 (67.2%) | 19,224 (24.1%) | 1,931 (2.4%) |
| 2017–2018 | 44,166 (55.3%) | 13,632 (17.1%) | 4,828 (6.0%) |
| 2015–2016 | 44,971 (56.3%) | 17,840 (22.3%) | 11,797 (14.8%) |
| 2013–2014 | 31,274 (39.2%) | 1,652 (2.1%) | 5,271 (6.6%) |
| 2011–2012 | 35,500 (44.5%) | 5,925 (7.4%) | 7,218 (9.0%) |
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
- 109,599 (± 1,306)
- Median Age
- 39.1
- Median Household Income
- $171,412 (± $8,751)
- High School Graduate or Higher (age 25+)
- 97.1%
- Bachelor's Degree or Higher (age 25+)
- 74.5%
Population by Age
| Group | People | Share |
|---|
| Under 18 | 23,277 | 21.2% |
| 18 to 64 | 64,408 | 58.8% |
| 65 and over | 21,914 | 20.0% |
Population by Race and Hispanic Origin
| Group | People | Share |
|---|
| Hispanic or Latino (any race) | 12,366 | 11.3% |
| White, not Hispanic | 82,093 | 74.9% |
| Black, not Hispanic | 3,732 | 3.4% |
| Asian, not Hispanic | 6,621 | 6.0% |
| American Indian / Alaska Native, not Hispanic | 160 | 0.1% |
| Native Hawaiian / Pacific Islander, not Hispanic | 98 | 0.1% |
| Some other race, not Hispanic | 582 | 0.5% |
| Two or more races, not Hispanic | 3,947 | 3.6% |
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
- 104,645
- Citizen Voting Age Population (CVAP)
- 81,735
Citizen Population by Race/Ethnicity
| Group | Citizens | Share |
|---|
| Non-Hispanic | 94,140 | 90.0% |
| Hispanic | 10,506 | 10.0% |
| White | 82,139 | 78.5% |
| Black | 3,545 | 3.4% |
| Asian | 5,434 | 5.2% |
| American Indian / Alaska Native | 160 | 0.2% |
| Native Hawaiian / Pacific Islander | 65 | 0.1% |
| Two or More Races | 360 | 0.3% |
Citizen Voting Age Population by Race/Ethnicity
| Group | CVAP | Share |
|---|
| Non-Hispanic | 74,400 | 91.0% |
| Hispanic | 7,333 | 9.0% |
| White | 65,266 | 79.9% |
| Black | 3,295 | 4.0% |
| Asian | 5,044 | 6.2% |
| American Indian / Alaska Native | 422 | 0.5% |
| Native Hawaiian / Pacific Islander | 67 | 0.1% |
| Two or More Races | 309 | 0.4% |
Source: Redistricting Data Hub / U.S. Census Bureau CVAP Special Tabulation (2020-2024 ACS 5-year).
