Wisconsin Assembly District 20

State Legislative District Profile (Lower Chamber)

Overview

District ID
wi-hd-020
State
Wisconsin
Chamber
Lower chamber
District Code
020
Land Area
13.8 sq mi
Water Area
0.03 sq mi

Boundary

Boundary of Wisconsin Assembly District 20

Boundary as GeoJSON

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

Counties

CountyOverlapShare of district landShare of county land
Milwaukee County13.85 sq mi100.0%5.7%

Showing all 1 county

Places

PlaceOverlapShare of district landShare of place land
South Milwaukee city4.83 sq mi34.9%100.0%
Cudahy city4.77 sq mi34.5%100.0%
St. Francis city2.57 sq mi18.6%100.0%
Milwaukee city1.68 sq mi12.1%1.7%

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 148,16081.4%6.5%87.9%
WI District 411,04018.6%1.5%12.1%

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

Voters

Registered Voters
38,246
Active Voters
38,246 (100.0%)

Party Registration

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

Turnout by Cycle

CycleGeneralDemocratic PrimaryRepublican Primary
2023–202433,803 (88.4%)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
58,105 (± 664)
Median Age
42.4
Median Household Income
$69,828 (± $4,772)
High School Graduate or Higher (age 25+)
94.0%
Bachelor's Degree or Higher (age 25+)
33.6%

Population by Age

GroupPeopleShare
Under 1810,52718.1%
18 to 6436,05962.1%
65 and over11,51919.8%

Population by Race and Hispanic Origin

GroupPeopleShare
Hispanic or Latino (any race)7,06212.2%
White, not Hispanic44,98177.4%
Black, not Hispanic2,0673.6%
Asian, not Hispanic8231.4%
American Indian / Alaska Native, not Hispanic1810.3%
Native Hawaiian / Pacific Islander, not Hispanic210.0%
Some other race, not Hispanic2420.4%
Two or more races, not Hispanic2,7284.7%

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
56,812
Citizen Voting Age Population (CVAP)
46,345

Citizen Population by Race/Ethnicity

GroupCitizensShare
Non-Hispanic50,24388.4%
Hispanic6,57011.6%
White45,14179.5%
Black2,0993.7%
Asian7081.2%
American Indian / Alaska Native1830.3%
Native Hawaiian / Pacific Islander240.0%
Two or More Races2490.4%

Citizen Voting Age Population by Race/Ethnicity

GroupCVAPShare
Non-Hispanic42,47591.6%
Hispanic3,8748.4%
White38,99484.1%
Black1,8454.0%
Asian7491.6%
American Indian / Alaska Native6881.5%
Native Hawaiian / Pacific Islander220.0%
Two or More Races1890.4%

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