Overview
- District ID
- ia-hd-065
- State
- Iowa
- Chamber
- Lower chamber
- District Code
- 065
- Land Area
- 466.5 sq mi
- Water Area
- 2.95 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 |
|---|
| Dubuque County | 466.55 sq mi | 100.0% | 76.7% |
Showing all 1 county
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 2 | 31,763 | 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
- 23,527
- Active Voters
- 20,929 (89.0%)
Party Registration
| Party | Voters | Share |
|---|
| Democratic | 6,513 | 27.7% |
| Republican | 9,172 | 39.0% |
| Unaffiliated | 7,692 | 32.7% |
| Other parties | 150 | 0.6% |
| No party recorded | 0 | 0.0% |
Turnout by Cycle
| Cycle | General | Democratic Primary | Republican Primary |
|---|
| 2025–2026 | 6,402 (27.2%) | 0 (0.0%) | 0 (0.0%) |
| 2023–2024 | 19,271 (81.9%) | 306 (1.3%) | 790 (3.4%) |
| 2021–2022 | 14,470 (61.5%) | 1,736 (7.4%) | 1,401 (6.0%) |
| 2019–2020 | 17,936 (76.2%) | 3,089 (13.1%) | 2,536 (10.8%) |
| 2017–2018 | 13,720 (58.3%) | 2,094 (8.9%) | 396 (1.7%) |
| 2015–2016 | 14,989 (63.7%) | 1,719 (7.3%) | 211 (0.9%) |
| 2013–2014 | 10,791 (45.9%) | 1,152 (4.9%) | 892 (3.8%) |
| 2011–2012 | 13,646 (58.0%) | 184 (0.8%) | 564 (2.4%) |
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
- 32,351 (± 745)
- Median Age
- 39.1
- Median Household Income
- $103,283 (± $3,997)
- High School Graduate or Higher (age 25+)
- 94.3%
- Bachelor's Degree or Higher (age 25+)
- 32.6%
Population by Age
| Group | People | Share |
|---|
| Under 18 | 8,986 | 27.8% |
| 18 to 64 | 18,309 | 56.6% |
| 65 and over | 5,056 | 15.6% |
Population by Race and Hispanic Origin
| Group | People | Share |
|---|
| Hispanic or Latino (any race) | 1,254 | 3.9% |
| White, not Hispanic | 30,099 | 93.0% |
| Black, not Hispanic | 323 | 1.0% |
| Asian, not Hispanic | 302 | 0.9% |
| American Indian / Alaska Native, not Hispanic | 2 | 0.0% |
| Native Hawaiian / Pacific Islander, not Hispanic | 37 | 0.1% |
| Some other race, not Hispanic | 19 | 0.1% |
| Two or more races, not Hispanic | 315 | 1.0% |
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
- 31,891
- Citizen Voting Age Population (CVAP)
- 22,933
Citizen Population by Race/Ethnicity
| Group | Citizens | Share |
|---|
| Non-Hispanic | 30,929 | 97.0% |
| Hispanic | 961 | 3.0% |
| White | 30,235 | 94.8% |
| Black | 317 | 1.0% |
| Asian | 156 | 0.5% |
| American Indian / Alaska Native | 6 | 0.0% |
| Native Hawaiian / Pacific Islander | 34 | 0.1% |
| Two or More Races | 8 | 0.0% |
Citizen Voting Age Population by Race/Ethnicity
| Group | CVAP | Share |
|---|
| Non-Hispanic | 22,501 | 98.1% |
| Hispanic | 428 | 1.9% |
| White | 22,110 | 96.4% |
| Black | 227 | 1.0% |
| Asian | 76 | 0.3% |
| American Indian / Alaska Native | 46 | 0.2% |
| Native Hawaiian / Pacific Islander | 38 | 0.2% |
| Two or More Races | 11 | 0.0% |
Source: Redistricting Data Hub / U.S. Census Bureau CVAP Special Tabulation (2020-2024 ACS 5-year).
