Overview
- District ID
- il-hd-072
- State
- Illinois
- Chamber
- Lower chamber
- District Code
- 072
- Land Area
- 73 sq mi
- Water Area
- 7.07 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 |
|---|
| Rock Island County | 72.99 sq mi | 100.0% | 17.1% |
Showing all 1 county
Places
Showing all 10 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 17 | 108,580 | 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
- 64,565
- Active Voters
- 58,929 (91.3%)
Party Registration
This state's voter file does not record party registration.
Turnout by Cycle
| Cycle | General | Democratic Primary | Republican Primary |
|---|
| 2025–2026 | 13,979 (21.7%) | 1,356 (2.1%) | <10 (—) |
| 2023–2024 | 44,662 (69.2%) | 4,884 (7.6%) | 2,712 (4.2%) |
| 2021–2022 | 32,004 (49.6%) | 7,918 (12.3%) | 3,834 (5.9%) |
| 2019–2020 | 40,099 (62.1%) | 10,332 (16.0%) | 2,513 (3.9%) |
| 2017–2018 | 29,173 (45.2%) | 7,719 (12.0%) | 3,241 (5.0%) |
| 2015–2016 | 32,672 (50.6%) | 11,344 (17.6%) | 6,262 (9.7%) |
| 2013–2014 | 21,450 (33.2%) | 3,932 (6.1%) | 3,683 (5.7%) |
| 2011–2012 | 28,068 (43.5%) | 5,450 (8.4%) | 3,357 (5.2%) |
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
- 106,499 (± 1,264)
- Median Age
- 38.9
- Median Household Income
- $62,919 (± $2,292)
- High School Graduate or Higher (age 25+)
- 89.4%
- Bachelor's Degree or Higher (age 25+)
- 23.9%
Population by Age
| Group | People | Share |
|---|
| Under 18 | 23,964 | 22.5% |
| 18 to 64 | 61,750 | 58.0% |
| 65 and over | 20,785 | 19.5% |
Population by Race and Hispanic Origin
| Group | People | Share |
|---|
| Hispanic or Latino (any race) | 17,498 | 16.4% |
| White, not Hispanic | 67,258 | 63.2% |
| Black, not Hispanic | 13,496 | 12.7% |
| Asian, not Hispanic | 3,029 | 2.8% |
| American Indian / Alaska Native, not Hispanic | 84 | 0.1% |
| Native Hawaiian / Pacific Islander, not Hispanic | 49 | 0.0% |
| Some other race, not Hispanic | 320 | 0.3% |
| Two or more races, not Hispanic | 4,765 | 4.5% |
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
- 101,071
- Citizen Voting Age Population (CVAP)
- 77,733
Citizen Population by Race/Ethnicity
| Group | Citizens | Share |
|---|
| Non-Hispanic | 86,329 | 85.4% |
| Hispanic | 14,741 | 14.6% |
| White | 68,037 | 67.3% |
| Black | 12,512 | 12.4% |
| Asian | 1,926 | 1.9% |
| American Indian / Alaska Native | 86 | 0.1% |
| Native Hawaiian / Pacific Islander | 51 | 0.1% |
| Two or More Races | 220 | 0.2% |
Citizen Voting Age Population by Race/Ethnicity
| Group | CVAP | Share |
|---|
| Non-Hispanic | 68,438 | 88.0% |
| Hispanic | 9,294 | 12.0% |
| White | 56,811 | 73.1% |
| Black | 9,559 | 12.3% |
| Asian | 1,468 | 1.9% |
| American Indian / Alaska Native | 621 | 0.8% |
| Native Hawaiian / Pacific Islander | 48 | 0.1% |
| Two or More Races | 127 | 0.2% |
Source: Redistricting Data Hub / U.S. Census Bureau CVAP Special Tabulation (2020-2024 ACS 5-year).
