Overview
- District ID
- ia-hd-006
- State
- Iowa
- Chamber
- Lower chamber
- District Code
- 006
- Land Area
- 792.6 sq mi
- Water Area
- 6.89 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 16 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 4 | 31,878 | 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
- 18,312
- Active Voters
- 14,868 (81.2%)
Party Registration
| Party | Voters | Share |
|---|
| Democratic | 3,772 | 20.6% |
| Republican | 8,560 | 46.7% |
| Unaffiliated | 5,811 | 31.7% |
| Other parties | 169 | 0.9% |
| No party recorded | 0 | 0.0% |
Turnout by Cycle
| Cycle | General | Democratic Primary | Republican Primary |
|---|
| 2025–2026 | 3,962 (21.6%) | 0 (0.0%) | 0 (0.0%) |
| 2023–2024 | 13,378 (73.1%) | 97 (0.5%) | 1,233 (6.7%) |
| 2021–2022 | 9,411 (51.4%) | 539 (2.9%) | 2,167 (11.8%) |
| 2019–2020 | 12,787 (69.8%) | 1,187 (6.5%) | 2,257 (12.3%) |
| 2017–2018 | 9,543 (52.1%) | 691 (3.8%) | 1,474 (8.0%) |
| 2015–2016 | 10,631 (58.1%) | 204 (1.1%) | 2,843 (15.5%) |
| 2013–2014 | 7,360 (40.2%) | 134 (0.7%) | 1,417 (7.7%) |
| 2011–2012 | 9,324 (50.9%) | 115 (0.6%) | 964 (5.3%) |
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
- 32,099 (± 399)
- Median Age
- 37.8
- Median Household Income
- $67,705 (± $4,930)
- High School Graduate or Higher (age 25+)
- 86.1%
- Bachelor's Degree or Higher (age 25+)
- 24.8%
Population by Age
| Group | People | Share |
|---|
| Under 18 | 8,073 | 25.2% |
| 18 to 64 | 17,862 | 55.6% |
| 65 and over | 6,164 | 19.2% |
Population by Race and Hispanic Origin
| Group | People | Share |
|---|
| Hispanic or Latino (any race) | 6,459 | 20.1% |
| White, not Hispanic | 21,846 | 68.1% |
| Black, not Hispanic | 525 | 1.6% |
| Asian, not Hispanic | 1,765 | 5.5% |
| American Indian / Alaska Native, not Hispanic | 40 | 0.1% |
| Native Hawaiian / Pacific Islander, not Hispanic | 515 | 1.6% |
| Some other race, not Hispanic | 98 | 0.3% |
| Two or more races, not Hispanic | 851 | 2.7% |
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
- 29,342
- Citizen Voting Age Population (CVAP)
- 21,480
Citizen Population by Race/Ethnicity
| Group | Citizens | Share |
|---|
| Non-Hispanic | 24,577 | 83.8% |
| Hispanic | 4,765 | 16.2% |
| White | 21,995 | 75.0% |
| Black | 331 | 1.1% |
| Asian | 1,168 | 4.0% |
| American Indian / Alaska Native | 40 | 0.1% |
| Native Hawaiian / Pacific Islander | 382 | 1.3% |
| Two or More Races | 4 | 0.0% |
Citizen Voting Age Population by Race/Ethnicity
| Group | CVAP | Share |
|---|
| Non-Hispanic | 19,015 | 88.5% |
| Hispanic | 2,466 | 11.5% |
| White | 17,755 | 82.7% |
| Black | 293 | 1.4% |
| Asian | 669 | 3.1% |
| American Indian / Alaska Native | 94 | 0.4% |
| Native Hawaiian / Pacific Islander | 206 | 1.0% |
| Two or More Races | 2 | 0.0% |
Source: Redistricting Data Hub / U.S. Census Bureau CVAP Special Tabulation (2020-2024 ACS 5-year).
