Wisconsin Assembly District 51

State Legislative District Profile (Lower Chamber)

Overview

District ID
wi-hd-051
State
Wisconsin
Chamber
Lower chamber
District Code
051
Land Area
1,678.3 sq mi
Water Area
8.64 sq mi

Boundary

Boundary of Wisconsin Assembly District 51

Boundary as GeoJSON

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

Counties

CountyOverlapShare of district landShare of county land
Iowa County762.70 sq mi45.4%100.0%
Lafayette County633.59 sq mi37.8%100.0%
Grant County209.63 sq mi12.5%18.3%
Dane County72.43 sq mi4.3%6.1%

Showing all 4 counties

Places

PlaceOverlapShare of district landShare of place land
Dodgeville city4.06 sq mi0.2%100.0%
Mount Horeb village3.23 sq mi0.2%99.4%
Mineral Point city3.08 sq mi0.2%98.2%
Avoca village2.25 sq mi0.1%100.0%
Wiota CDP2.00 sq mi0.1%100.0%
Barneveld village1.92 sq mi0.1%91.4%
Darlington city1.65 sq mi0.1%97.2%
Muscoda village1.55 sq mi0.1%96.9%
Shullsburg city1.33 sq mi0.1%100.0%
Hazel Green village1.27 sq mi0.1%99.5%
Ridgeway village1.25 sq mi0.1%97.1%
Cuba City city1.16 sq mi0.1%100.0%
Arena village1.15 sq mi0.1%99.9%
Highland village1.14 sq mi0.1%100.0%
Livingston village1.04 sq mi0.1%100.0%
Blue River village0.91 sq mi0.1%100.0%
Cobb village0.89 sq mi0.1%86.7%
Belmont village0.88 sq mi0.1%100.0%
Blue Mounds village0.88 sq mi0.1%100.0%
Benton village0.84 sq mi0.1%100.0%
South Wayne village0.83 sq mi<0.1%100.0%
Linden village0.78 sq mi<0.1%100.0%
Hollandale village0.68 sq mi<0.1%92.9%
Argyle village0.63 sq mi<0.1%99.3%
Gratiot village0.55 sq mi<0.1%100.0%

Showing top 25 of 30 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 250,79285.4%6.9%87.5%
WI District 38,69314.6%1.2%12.5%

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

Voters

Registered Voters
38,286
Active Voters
38,286 (100.0%)

Party Registration

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

Turnout by Cycle

CycleGeneralDemocratic PrimaryRepublican Primary
2023–202434,844 (91.0%)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
59,798 (± 474)
Median Age
41.8
Median Household Income
$81,342 (± $2,923)
High School Graduate or Higher (age 25+)
94.3%
Bachelor's Degree or Higher (age 25+)
29.0%

Population by Age

GroupPeopleShare
Under 1814,48424.2%
18 to 6433,60656.2%
65 and over11,70819.6%

Population by Race and Hispanic Origin

GroupPeopleShare
Hispanic or Latino (any race)2,2933.8%
White, not Hispanic54,68291.4%
Black, not Hispanic3620.6%
Asian, not Hispanic5600.9%
American Indian / Alaska Native, not Hispanic390.1%
Native Hawaiian / Pacific Islander, not Hispanic10.0%
Some other race, not Hispanic1580.3%
Two or more races, not Hispanic1,7032.8%

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
58,757
Citizen Voting Age Population (CVAP)
44,542

Citizen Population by Race/Ethnicity

GroupCitizensShare
Non-Hispanic57,12097.2%
Hispanic1,6352.8%
White55,32994.2%
Black3600.6%
Asian3030.5%
American Indian / Alaska Native380.1%
Native Hawaiian / Pacific Islander10.0%
Two or More Races170.0%

Citizen Voting Age Population by Race/Ethnicity

GroupCVAPShare
Non-Hispanic43,83598.4%
Hispanic7081.6%
White42,67995.8%
Black5771.3%
Asian2680.6%
American Indian / Alaska Native3050.7%
Native Hawaiian / Pacific Islander40.0%
Two or More Races150.0%

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