Iowa State House District 78

State Legislative District Profile (Lower Chamber)

Overview

District ID
ia-hd-078
State
Iowa
Chamber
Lower chamber
District Code
078
Land Area
11.9 sq mi
Water Area
0.5 sq mi

Boundary

Boundary of Iowa State House District 78

Boundary as GeoJSON

Source: U.S. Census Bureau TIGER/Line state legislative district boundaries.

Counties

CountyOverlapShare of district landShare of county land
Linn County11.95 sq mi100.0%1.7%

Showing all 1 county

Places

PlaceOverlapShare of district landShare of place land
Cedar Rapids city11.94 sq mi100.0%16.0%

Showing all 1 place

Overlapping Congressional Districts

Congressional districtPopulation in bothShare of this district's populationShare of the congressional district's populationShare of this district's land
IA District 231,973100.0%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
20,238
Active Voters
16,205 (80.1%)

Party Registration

PartyVotersShare
Democratic8,80843.5%
Republican4,07020.1%
Unaffiliated7,05634.9%
Other parties3041.5%
No party recorded00.0%

Turnout by Cycle

CycleGeneralDemocratic PrimaryRepublican Primary
2025–20265,511 (27.2%)0 (0.0%)0 (0.0%)
2023–202414,694 (72.6%)414 (2.0%)246 (1.2%)
2021–202210,972 (54.2%)2,512 (12.4%)826 (4.1%)
2019–202014,316 (70.7%)3,792 (18.7%)966 (4.8%)
2017–201810,767 (53.2%)2,421 (12.0%)330 (1.6%)
2015–201611,314 (55.9%)1,693 (8.4%)185 (0.9%)
2013–20148,004 (39.5%)1,422 (7.0%)784 (3.9%)
2011–201210,230 (50.5%)531 (2.6%)331 (1.6%)

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
31,625 (± 1,608)
Median Age
37.3
Median Household Income
$64,198 (± $5,872)
High School Graduate or Higher (age 25+)
93.4%
Bachelor's Degree or Higher (age 25+)
35.3%

Population by Age

GroupPeopleShare
Under 186,50320.6%
18 to 6419,56761.9%
65 and over5,55517.6%

Population by Race and Hispanic Origin

GroupPeopleShare
Hispanic or Latino (any race)1,5264.8%
White, not Hispanic23,96675.8%
Black, not Hispanic3,37510.7%
Asian, not Hispanic4301.4%
American Indian / Alaska Native, not Hispanic660.2%
Native Hawaiian / Pacific Islander, not Hispanic130.0%
Some other race, not Hispanic1200.4%
Two or more races, not Hispanic2,1296.7%

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
30,994
Citizen Voting Age Population (CVAP)
24,546

Citizen Population by Race/Ethnicity

GroupCitizensShare
Non-Hispanic29,64895.7%
Hispanic1,3444.3%
White24,16578.0%
Black3,09010.0%
Asian4001.3%
American Indian / Alaska Native690.2%
Native Hawaiian / Pacific Islander100.0%
Two or More Races1160.4%

Citizen Voting Age Population by Race/Ethnicity

GroupCVAPShare
Non-Hispanic23,57696.0%
Hispanic9744.0%
White20,03481.6%
Black2,88911.8%
Asian4141.7%
American Indian / Alaska Native3091.3%
Native Hawaiian / Pacific Islander120.0%
Two or More Races680.3%

Source: Redistricting Data Hub / U.S. Census Bureau CVAP Special Tabulation (2020-2024 ACS 5-year).