Overview
- District ID
- ia-hd-023
- State
- Iowa
- Chamber
- Lower chamber
- District Code
- 023
- Land Area
- 1,532.8 sq mi
- Water Area
- 2.79 sq mi
Boundary
Boundary as GeoJSON
Source: U.S. Census Bureau TIGER/Line state legislative district boundaries.
Counties
Showing all 5 counties
Places
Showing all 22 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 3 | 31,838 | 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
- 22,838
- Active Voters
- 19,929 (87.3%)
Party Registration
| Party | Voters | Share |
|---|
| Democratic | 4,096 | 17.9% |
| Republican | 10,526 | 46.1% |
| Unaffiliated | 8,023 | 35.1% |
| Other parties | 193 | 0.8% |
| No party recorded | 0 | 0.0% |
Turnout by Cycle
| Cycle | General | Democratic Primary | Republican Primary |
|---|
| 2025–2026 | 4,420 (19.4%) | 0 (0.0%) | 0 (0.0%) |
| 2023–2024 | 18,560 (81.3%) | 558 (2.4%) | 2,056 (9.0%) |
| 2021–2022 | 14,034 (61.5%) | 1,089 (4.8%) | 2,839 (12.4%) |
| 2019–2020 | 17,139 (75.0%) | 1,956 (8.6%) | 2,966 (13.0%) |
| 2017–2018 | 13,218 (57.9%) | 1,207 (5.3%) | 1,466 (6.4%) |
| 2015–2016 | 14,303 (62.6%) | 522 (2.3%) | 1,042 (4.6%) |
| 2013–2014 | 10,459 (45.8%) | 250 (1.1%) | 1,848 (8.1%) |
| 2011–2012 | 12,898 (56.5%) | 189 (0.8%) | 1,088 (4.8%) |
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
- 32,288 (± 448)
- Median Age
- 40.4
- Median Household Income
- $83,778 (± $2,697)
- High School Graduate or Higher (age 25+)
- 95.3%
- Bachelor's Degree or Higher (age 25+)
- 26.5%
Population by Age
| Group | People | Share |
|---|
| Under 18 | 8,167 | 25.3% |
| 18 to 64 | 18,014 | 55.8% |
| 65 and over | 6,107 | 18.9% |
Population by Race and Hispanic Origin
| Group | People | Share |
|---|
| Hispanic or Latino (any race) | 930 | 2.9% |
| White, not Hispanic | 30,016 | 93.0% |
| Black, not Hispanic | 272 | 0.8% |
| Asian, not Hispanic | 191 | 0.6% |
| American Indian / Alaska Native, not Hispanic | 1 | 0.0% |
| Native Hawaiian / Pacific Islander, not Hispanic | 13 | 0.0% |
| Some other race, not Hispanic | 77 | 0.2% |
| Two or more races, not Hispanic | 788 | 2.4% |
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
- 32,100
- Citizen Voting Age Population (CVAP)
- 23,980
Citizen Population by Race/Ethnicity
| Group | Citizens | Share |
|---|
| Non-Hispanic | 31,241 | 97.3% |
| Hispanic | 858 | 2.7% |
| White | 30,188 | 94.0% |
| Black | 254 | 0.8% |
| Asian | 152 | 0.5% |
| American Indian / Alaska Native | 0 | 0.0% |
| Native Hawaiian / Pacific Islander | 14 | 0.0% |
| Two or More Races | 38 | 0.1% |
Citizen Voting Age Population by Race/Ethnicity
| Group | CVAP | Share |
|---|
| Non-Hispanic | 23,506 | 98.0% |
| Hispanic | 474 | 2.0% |
| White | 22,908 | 95.5% |
| Black | 182 | 0.8% |
| Asian | 255 | 1.1% |
| American Indian / Alaska Native | 149 | 0.6% |
| Native Hawaiian / Pacific Islander | 8 | 0.0% |
| Two or More Races | 19 | 0.1% |
Source: Redistricting Data Hub / U.S. Census Bureau CVAP Special Tabulation (2020-2024 ACS 5-year).
