Wisconsin State Senate District 13

State Legislative District Profile (Upper Chamber)

Overview

District ID
wi-sd-013
State
Wisconsin
Chamber
Upper chamber (state senate)
District Code
013
Land Area
2,225.6 sq mi
Water Area
80.2 sq mi

Boundary

Boundary of Wisconsin State Senate District 13

Boundary as GeoJSON

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

Counties

CountyOverlapShare of district landShare of county land
Dodge County662.58 sq mi29.8%75.7%
Marquette County455.71 sq mi20.5%100.0%
Fond du Lac County361.08 sq mi16.2%50.2%
Green Lake County349.54 sq mi15.7%100.0%
Jefferson County154.35 sq mi6.9%27.7%
Columbia County108.15 sq mi4.9%14.1%
Adams County101.87 sq mi4.6%15.8%
Winnebago County31.60 sq mi1.4%7.3%
Waushara County0.76 sq mi<0.1%0.1%

Showing all 9 counties

Places

PlaceOverlapShare of district landShare of place land
Kekoskee village31.69 sq mi1.4%100.0%
Watertown city12.06 sq mi0.5%100.0%
Beaver Dam city7.31 sq mi0.3%98.5%
Jefferson city5.82 sq mi0.3%99.8%
Berlin city5.78 sq mi0.3%97.7%
Ripon city4.97 sq mi0.2%98.5%
Waupun city4.62 sq mi0.2%98.9%
Horicon city3.50 sq mi0.2%99.8%
Mayville city3.25 sq mi0.1%100.0%
Johnson Creek village3.03 sq mi0.1%100.0%
Markesan city2.32 sq mi0.1%100.0%
Lomira village2.14 sq mi0.1%97.3%
Neshkoro village2.01 sq mi0.1%99.8%
Montello city1.96 sq mi0.1%99.9%
Green Lake city1.85 sq mi0.1%99.5%
Juneau city1.65 sq mi0.1%100.0%
Westfield village1.58 sq mi0.1%100.0%
Briggsville CDP1.58 sq mi0.1%100.0%
Fox Lake city1.57 sq mi0.1%95.3%
Princeton city1.55 sq mi0.1%99.8%
Kingston village1.31 sq mi0.1%100.0%
Randolph village1.24 sq mi0.1%100.0%
Rosendale village1.23 sq mi0.1%98.9%
Grand Marsh CDP1.21 sq mi0.1%100.0%
Hustisford village1.12 sq mi0.1%100.0%

Showing top 25 of 44 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 6112,20862.8%15.2%72.4%
WI District 563,02335.3%8.6%23.0%
WI District 33,4211.9%0.5%4.6%

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

Voters

Registered Voters
111,245
Active Voters
111,245 (100.0%)

Party Registration

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

Turnout by Cycle

CycleGeneralDemocratic PrimaryRepublican Primary
2023–2024100,403 (90.3%)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
177,948 (± 1,008)
Median Age
43.6
Median Household Income
$74,083 (± $1,571)
High School Graduate or Higher (age 25+)
92.4%
Bachelor's Degree or Higher (age 25+)
20.6%

Population by Age

GroupPeopleShare
Under 1835,74520.1%
18 to 64105,77859.4%
65 and over36,42520.5%

Population by Race and Hispanic Origin

GroupPeopleShare
Hispanic or Latino (any race)11,7526.6%
White, not Hispanic155,95987.6%
Black, not Hispanic2,8621.6%
Asian, not Hispanic1,1560.6%
American Indian / Alaska Native, not Hispanic4250.2%
Native Hawaiian / Pacific Islander, not Hispanic350.0%
Some other race, not Hispanic6050.3%
Two or more races, not Hispanic5,1542.9%

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
175,547
Citizen Voting Age Population (CVAP)
140,080

Citizen Population by Race/Ethnicity

GroupCitizensShare
Non-Hispanic165,44994.2%
Hispanic10,1025.8%
White157,41789.7%
Black3,0061.7%
Asian7600.4%
American Indian / Alaska Native4250.2%
Native Hawaiian / Pacific Islander360.0%
Two or More Races3760.2%

Citizen Voting Age Population by Race/Ethnicity

GroupCVAPShare
Non-Hispanic134,36595.9%
Hispanic5,7144.1%
White128,61091.8%
Black3,2832.3%
Asian9990.7%
American Indian / Alaska Native1,1770.8%
Native Hawaiian / Pacific Islander360.0%
Two or More Races3090.2%

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