Wisconsin Assembly District 81

State Legislative District Profile (Lower Chamber)

Overview

District ID
wi-hd-081
State
Wisconsin
Chamber
Lower chamber
District Code
081
Land Area
230.9 sq mi
Water Area
8.92 sq mi

Boundary

Boundary of Wisconsin Assembly District 81

Boundary as GeoJSON

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

Counties

CountyOverlapShare of district landShare of county land
Dane County230.87 sq mi100.0%19.3%

Showing all 1 county

Places

PlaceOverlapShare of district landShare of place land
Middleton city8.93 sq mi3.9%95.1%
Waunakee village7.17 sq mi3.1%96.9%
Madison city2.94 sq mi1.3%3.5%
Mazomanie village1.76 sq mi0.8%99.3%
Dane village1.18 sq mi0.5%100.0%
Black Earth village0.84 sq mi0.4%100.0%

Showing all 6 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 260,040100.0%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
44,798
Active Voters
44,798 (100.0%)

Party Registration

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

Turnout by Cycle

CycleGeneralDemocratic PrimaryRepublican Primary
2023–202440,899 (91.3%)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
61,880 (± 1,132)
Median Age
42.1
Median Household Income
$103,820 (± $4,902)
High School Graduate or Higher (age 25+)
96.5%
Bachelor's Degree or Higher (age 25+)
54.8%

Population by Age

GroupPeopleShare
Under 1813,63022.0%
18 to 6435,76357.8%
65 and over12,48720.2%

Population by Race and Hispanic Origin

GroupPeopleShare
Hispanic or Latino (any race)5,4538.8%
White, not Hispanic50,22881.2%
Black, not Hispanic1,1501.9%
Asian, not Hispanic2,2693.7%
American Indian / Alaska Native, not Hispanic120.0%
Native Hawaiian / Pacific Islander, not Hispanic140.0%
Some other race, not Hispanic1100.2%
Two or more races, not Hispanic2,6444.3%

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
59,101
Citizen Voting Age Population (CVAP)
45,759

Citizen Population by Race/Ethnicity

GroupCitizensShare
Non-Hispanic55,09793.2%
Hispanic4,0056.8%
White50,74985.9%
Black1,1401.9%
Asian1,6162.7%
American Indian / Alaska Native100.0%
Native Hawaiian / Pacific Islander120.0%
Two or More Races760.1%

Citizen Voting Age Population by Race/Ethnicity

GroupCVAPShare
Non-Hispanic43,40094.8%
Hispanic2,3595.2%
White40,53888.6%
Black1,3312.9%
Asian1,3312.9%
American Indian / Alaska Native1500.3%
Native Hawaiian / Pacific Islander120.0%
Two or More Races340.1%

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