Wyoming State Senate District 12

State Legislative District Profile (Upper Chamber)

Overview

District ID
wy-sd-012
State
Wyoming
Chamber
Upper chamber (state senate)
District Code
012
Land Area
14.4 sq mi
Water Area
0 sq mi

Boundary

Boundary of Wyoming 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
Sweetwater County14.37 sq mi100.0%0.1%

Showing all 1 county

Places

PlaceOverlapShare of district landShare of place land
Rock Springs city11.37 sq mi79.1%57.6%
North Rock Springs CDP2.01 sq mi14.0%13.6%

Showing all 2 places

Overlapping Congressional Districts

Congressional districtPopulation in bothShare of this district's populationShare of the congressional district's populationShare of this district's land
WY At-Large17,737100.0%3.1%100.0%

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

Voters

Registered Voters
6,540
Active Voters
6,540 (100.0%)

Party Registration

PartyVotersShare
Democratic98315.0%
Republican4,80673.5%
Unaffiliated5268.0%
Other parties2253.4%
No party recorded00.0%

Turnout by Cycle

CycleGeneralDemocratic PrimaryRepublican Primary
2019–20204,663 (71.3%)0 (0.0%)0 (0.0%)
2017–20183,691 (56.4%)0 (0.0%)0 (0.0%)
2015–20163,942 (60.3%)0 (0.0%)0 (0.0%)
2013–20142,845 (43.5%)0 (0.0%)0 (0.0%)
2011–20123,531 (54.0%)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 11/07/2025. These are registered voters, separate from the Census population figures. Counts under 10 are suppressed and shown as "<10".

Demographics

Total Population
15,997 (± 925)
Median Age
37.0
Median Household Income
$65,549 (± $6,442)
High School Graduate or Higher (age 25+)
90.3%
Bachelor's Degree or Higher (age 25+)
17.2%

Population by Age

GroupPeopleShare
Under 183,96124.8%
18 to 649,47759.2%
65 and over2,55916.0%

Population by Race and Hispanic Origin

GroupPeopleShare
Hispanic or Latino (any race)2,63416.5%
White, not Hispanic12,07775.5%
Black, not Hispanic2981.9%
Asian, not Hispanic1130.7%
American Indian / Alaska Native, not Hispanic250.2%
Native Hawaiian / Pacific Islander, not Hispanic30.0%
Some other race, not Hispanic2481.6%
Two or more races, not Hispanic5993.7%

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
15,533
Citizen Voting Age Population (CVAP)
11,597

Citizen Population by Race/Ethnicity

GroupCitizensShare
Non-Hispanic13,32085.8%
Hispanic2,21514.3%
White12,42480.0%
Black3001.9%
Asian1891.2%
American Indian / Alaska Native250.2%
Native Hawaiian / Pacific Islander60.0%
Two or More Races570.4%

Citizen Voting Age Population by Race/Ethnicity

GroupCVAPShare
Non-Hispanic10,20588.0%
Hispanic1,39412.0%
White9,64383.2%
Black1621.4%
Asian1771.5%
American Indian / Alaska Native1561.3%
Native Hawaiian / Pacific Islander40.0%
Two or More Races570.5%

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