Overview
- District ID
- ia-hd-087
- State
- Iowa
- Chamber
- Lower chamber
- District Code
- 087
- Land Area
- 776 sq mi
- Water Area
- 6.69 sq mi
Boundary
Boundary as GeoJSON
Source: U.S. Census Bureau TIGER/Line state legislative district boundaries.
Counties
Showing all 3 counties
Places
Showing all 18 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 |
|---|
| IA District 1 | 31,811 | 100.0% | 4.0% | 100.0% |
Source: U.S. Census Bureau 2020 blocks and 2025 block equivalency files (119th Congress, 2024 state legislative plans).
Voters
- Registered Voters
- 19,672
- Active Voters
- 16,399 (83.4%)
Party Registration
| Party | Voters | Share |
|---|
| Democratic | 5,169 | 26.3% |
| Republican | 8,034 | 40.8% |
| Unaffiliated | 6,279 | 31.9% |
| Other parties | 190 | 1.0% |
| No party recorded | 0 | 0.0% |
Turnout by Cycle
| Cycle | General | Democratic Primary | Republican Primary |
|---|
| 2025–2026 | 5,472 (27.8%) | 0 (0.0%) | 0 (0.0%) |
| 2023–2024 | 15,178 (77.2%) | 358 (1.8%) | 2,072 (10.5%) |
| 2021–2022 | 11,520 (58.6%) | 1,812 (9.2%) | 2,749 (14.0%) |
| 2019–2020 | 14,492 (73.7%) | 2,595 (13.2%) | 3,171 (16.1%) |
| 2017–2018 | 10,686 (54.3%) | 2,149 (10.9%) | 1,426 (7.2%) |
| 2015–2016 | 11,881 (60.4%) | 896 (4.6%) | 723 (3.7%) |
| 2013–2014 | 8,723 (44.3%) | 450 (2.3%) | 1,457 (7.4%) |
| 2011–2012 | 10,594 (53.9%) | 671 (3.4%) | 1,747 (8.9%) |
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 01/20/2026. These are registered voters, separate from the Census population figures. Counts under 10 are suppressed and shown as "<10".
Demographics
- Total Population
- 31,023 (± 483)
- Median Age
- 42.4
- Median Household Income
- $60,690 (± $5,467)
- High School Graduate or Higher (age 25+)
- 91.3%
- Bachelor's Degree or Higher (age 25+)
- 32.3%
Population by Age
| Group | People | Share |
|---|
| Under 18 | 5,718 | 18.4% |
| 18 to 64 | 17,974 | 57.9% |
| 65 and over | 7,331 | 23.6% |
Population by Race and Hispanic Origin
| Group | People | Share |
|---|
| Hispanic or Latino (any race) | 1,587 | 5.1% |
| White, not Hispanic | 25,969 | 83.7% |
| Black, not Hispanic | 837 | 2.7% |
| Asian, not Hispanic | 1,297 | 4.2% |
| American Indian / Alaska Native, not Hispanic | 43 | 0.1% |
| Native Hawaiian / Pacific Islander, not Hispanic | 7 | 0.0% |
| Some other race, not Hispanic | 154 | 0.5% |
| Two or more races, not Hispanic | 1,129 | 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
- 29,121
- Citizen Voting Age Population (CVAP)
- 23,547
Citizen Population by Race/Ethnicity
| Group | Citizens | Share |
|---|
| Non-Hispanic | 27,701 | 95.1% |
| Hispanic | 1,417 | 4.9% |
| White | 25,980 | 89.2% |
| Black | 649 | 2.2% |
| Asian | 265 | 0.9% |
| American Indian / Alaska Native | 42 | 0.1% |
| Native Hawaiian / Pacific Islander | 7 | 0.0% |
| Two or More Races | 42 | 0.1% |
Citizen Voting Age Population by Race/Ethnicity
| Group | CVAP | Share |
|---|
| Non-Hispanic | 22,596 | 96.0% |
| Hispanic | 952 | 4.0% |
| White | 21,258 | 90.3% |
| Black | 638 | 2.7% |
| Asian | 350 | 1.5% |
| American Indian / Alaska Native | 309 | 1.3% |
| Native Hawaiian / Pacific Islander | 6 | 0.0% |
| Two or More Races | 45 | 0.2% |
Source: Redistricting Data Hub / U.S. Census Bureau CVAP Special Tabulation (2020-2024 ACS 5-year).
