Wisconsin Assembly District 66

State Legislative District Profile (Lower Chamber)

Overview

District ID
wi-hd-066
State
Wisconsin
Chamber
Lower chamber
District Code
066
Land Area
41.8 sq mi
Water Area
0.13 sq mi

Boundary

Boundary of Wisconsin Assembly District 66

Boundary as GeoJSON

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

Counties

CountyOverlapShare of district landShare of county land
Racine County41.78 sq mi100.0%12.6%

Showing all 1 county

Places

PlaceOverlapShare of district landShare of place land
Mount Pleasant village31.67 sq mi75.8%93.5%
Racine city5.85 sq mi14.0%37.8%
Sturtevant village4.10 sq mi9.8%100.0%
Elmwood Park village0.15 sq mi0.4%99.7%

Showing all 4 places

Overlapping Congressional Districts

Congressional districtPopulation in bothShare of this district's populationShare of the congressional district's populationShare of this district's land
WI District 159,377100.0%8.1%100.0%

Source: U.S. Census Bureau 2020 blocks and 2025 block equivalency files (119th Congress, 2024 state legislative plans).

Voters

Registered Voters
34,605
Active Voters
34,605 (100.0%)

Party Registration

This state's voter file does not record party registration.

Turnout by Cycle

CycleGeneralDemocratic PrimaryRepublican Primary
2023–202430,080 (86.9%)0 (0.0%)0 (0.0%)

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 05/15/2025. These are registered voters, separate from the Census population figures. Counts under 10 are suppressed and shown as "<10".

Demographics

Total Population
58,706 (± 1,991)
Median Age
39.4
Median Household Income
$75,023 (± $4,361)
High School Graduate or Higher (age 25+)
91.7%
Bachelor's Degree or Higher (age 25+)
28.9%

Population by Age

GroupPeopleShare
Under 1812,83321.9%
18 to 6435,64160.7%
65 and over10,23217.4%

Population by Race and Hispanic Origin

GroupPeopleShare
Hispanic or Latino (any race)10,14617.3%
White, not Hispanic35,26760.1%
Black, not Hispanic8,99715.3%
Asian, not Hispanic1,0381.8%
American Indian / Alaska Native, not Hispanic1790.3%
Native Hawaiian / Pacific Islander, not Hispanic120.0%
Some other race, not Hispanic1730.3%
Two or more races, not Hispanic2,8944.9%

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
56,579
Citizen Voting Age Population (CVAP)
43,986

Citizen Population by Race/Ethnicity

GroupCitizensShare
Non-Hispanic47,85684.6%
Hispanic8,72715.4%
White35,39962.6%
Black8,97615.9%
Asian7921.4%
American Indian / Alaska Native1820.3%
Native Hawaiian / Pacific Islander130.0%
Two or More Races1880.3%

Citizen Voting Age Population by Race/Ethnicity

GroupCVAPShare
Non-Hispanic38,46887.5%
Hispanic5,51812.5%
White29,80767.8%
Black7,40716.8%
Asian8311.9%
American Indian / Alaska Native4000.9%
Native Hawaiian / Pacific Islander80.0%
Two or More Races850.2%

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