Wisconsin State Senate District 12

State Legislative District Profile (Upper Chamber)

Overview

District ID
wi-sd-012
State
Wisconsin
Chamber
Upper chamber (state senate)
District Code
012
Land Area
7,381.6 sq mi
Water Area
415.6 sq mi

Boundary

Boundary of Wisconsin State Senate District 12

Boundary as GeoJSON

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

Counties

CountyOverlapShare of district landShare of county land
Marinette County1399.47 sq mi19.0%100.0%
Oneida County1113.94 sq mi15.1%100.0%
Forest County1014.24 sq mi13.7%100.0%
Lincoln County878.70 sq mi11.9%100.0%
Langlade County870.70 sq mi11.8%100.0%
Vilas County857.71 sq mi11.6%100.0%
Florence County488.12 sq mi6.6%100.0%
Oconto County407.05 sq mi5.5%40.8%
Marathon County281.17 sq mi3.8%18.2%
Shawano County70.50 sq mi1.0%7.9%

Showing all 10 counties

Places

PlaceOverlapShare of district landShare of place land
Maine village43.07 sq mi0.6%100.0%
Rhinelander city8.42 sq mi0.1%92.5%
Tomahawk city7.85 sq mi0.1%100.0%
Merrill city7.50 sq mi0.1%100.0%
Post Lake CDP7.25 sq mi0.1%100.0%
Marinette city7.01 sq mi0.1%99.6%
Mountain CDP6.72 sq mi0.1%100.0%
Antigo city6.45 sq mi0.1%100.0%
Crandon city5.22 sq mi0.1%100.0%
Lac du Flambeau CDP4.95 sq mi0.1%100.0%
Mole Lake CDP3.70 sq mi0.1%100.0%
Eagle River city3.24 sq mi<0.1%99.6%
Peshtigo city2.91 sq mi<0.1%100.0%
Three Lakes CDP2.82 sq mi<0.1%100.0%
Lakewood CDP2.76 sq mi<0.1%100.0%
Niagara city2.76 sq mi<0.1%100.0%
Florence CDP2.71 sq mi<0.1%100.0%
Wabeno CDP2.39 sq mi<0.1%100.0%
Aniwa village2.12 sq mi<0.1%99.7%
White Lake village2.10 sq mi<0.1%100.0%
Laona CDP1.95 sq mi<0.1%100.0%
Sayner CDP1.83 sq mi<0.1%100.0%
Goodman CDP1.66 sq mi<0.1%100.0%
Mattoon village1.64 sq mi<0.1%100.0%
Amberg CDP1.61 sq mi<0.1%100.0%

Showing top 25 of 41 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 7130,48772.7%17.7%74.6%
WI District 848,93927.3%6.6%25.4%

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

Voters

Registered Voters
125,706
Active Voters
125,706 (100.0%)

Party Registration

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

Turnout by Cycle

CycleGeneralDemocratic PrimaryRepublican Primary
2023–2024112,685 (89.6%)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
181,243 (± 516)
Median Age
51.2
Median Household Income
$66,413 (± $1,640)
High School Graduate or Higher (age 25+)
93.8%
Bachelor's Degree or Higher (age 25+)
23.2%

Population by Age

GroupPeopleShare
Under 1832,25717.8%
18 to 64100,49755.4%
65 and over48,48926.8%

Population by Race and Hispanic Origin

GroupPeopleShare
Hispanic or Latino (any race)4,1352.3%
White, not Hispanic165,18891.1%
Black, not Hispanic7200.4%
Asian, not Hispanic8410.5%
American Indian / Alaska Native, not Hispanic3,5532.0%
Native Hawaiian / Pacific Islander, not Hispanic290.0%
Some other race, not Hispanic4230.2%
Two or more races, not Hispanic6,3543.5%

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
179,966
Citizen Voting Age Population (CVAP)
147,818

Citizen Population by Race/Ethnicity

GroupCitizensShare
Non-Hispanic176,52298.1%
Hispanic3,4441.9%
White166,95692.8%
Black7030.4%
Asian5390.3%
American Indian / Alaska Native3,5472.0%
Native Hawaiian / Pacific Islander290.0%
Two or More Races1930.1%

Citizen Voting Age Population by Race/Ethnicity

GroupCVAPShare
Non-Hispanic145,97098.7%
Hispanic1,8441.2%
White139,52994.4%
Black1,0890.7%
Asian1,1370.8%
American Indian / Alaska Native4,0662.8%
Native Hawaiian / Pacific Islander130.0%
Two or More Races1570.1%

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