Missouri State Senate District 34

State Legislative District Profile (Upper Chamber)

Overview

District ID
mo-sd-034
State
Missouri
Chamber
Upper chamber (state senate)
District Code
034
Land Area
643.6 sq mi
Water Area
11 sq mi

Boundary

Boundary of Missouri State Senate District 34

Boundary as GeoJSON

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

Counties

CountyOverlapShare of district landShare of county land
Platte County419.80 sq mi65.2%100.0%
Buchanan County223.82 sq mi34.8%54.8%

Showing all 2 counties

Places

PlaceOverlapShare of district landShare of place land
Kansas City city69.90 sq mi10.9%22.2%
St. Joseph city44.04 sq mi6.8%100.0%
Parkville city14.83 sq mi2.3%99.2%
Riverside city5.53 sq mi0.9%100.0%
Platte City city3.97 sq mi0.6%100.0%
Weston city3.48 sq mi0.5%92.5%
Ridgely village1.38 sq mi0.2%100.0%
Farley village1.16 sq mi0.2%100.0%
Edgerton city1.13 sq mi0.2%100.0%
Weatherby Lake city1.03 sq mi0.2%100.0%
Faucett CDP0.99 sq mi0.2%100.0%
Dearborn city0.71 sq mi0.1%87.4%
Lewis and Clark Village town0.61 sq mi0.1%100.0%
Camden Point city0.47 sq mi0.1%76.5%
Tracy city0.41 sq mi0.1%100.0%
Platte Woods city0.39 sq mi0.1%100.0%
Lake Waukomis city0.29 sq mi<0.1%100.0%
De Kalb town0.26 sq mi<0.1%100.0%
Northmoor city0.24 sq mi<0.1%100.0%
Iatan village0.22 sq mi<0.1%100.0%
Rushville village0.20 sq mi<0.1%100.0%
New Market CDP0.19 sq mi<0.1%100.0%
Houston Lake city0.12 sq mi<0.1%99.9%
Ferrelview village0.11 sq mi<0.1%100.0%
Smithville city0.08 sq mi<0.1%0.5%

Showing all 25 places

Overlapping Congressional Districts

Congressional districtPopulation in bothShare of this district's populationShare of the congressional district's populationShare of this district's land
MO District 6185,939100.0%24.2%100.0%

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

Voters

Registered Voters
128,071
Active Voters
118,793 (92.8%)

Party Registration

PartyVotersShare
Democratic2,6842.1%
Republican3,3842.6%
Unaffiliated25,23619.7%
Other parties1940.2%
No party recorded96,57375.4%

Turnout by Cycle

CycleGeneralDemocratic PrimaryRepublican Primary
2025–202623,233 (18.1%)0 (0.0%)0 (0.0%)
2023–202490,367 (70.6%)0 (0.0%)0 (0.0%)
2021–202264,685 (50.5%)0 (0.0%)0 (0.0%)
2019–202082,158 (64.2%)0 (0.0%)0 (0.0%)
2017–201863,060 (49.2%)0 (0.0%)0 (0.0%)
2015–201666,628 (52.0%)0 (0.0%)0 (0.0%)
2013–201436,687 (28.6%)0 (0.0%)0 (0.0%)
2011–201256,552 (44.2%)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 01/02/2026. These are registered voters, separate from the Census population figures. Counts under 10 are suppressed and shown as "<10".

Demographics

Total Population
188,192 (± 517)
Median Age
38.9
Median Household Income
$78,282 (± $2,249)
High School Graduate or Higher (age 25+)
93.8%
Bachelor's Degree or Higher (age 25+)
36.8%

Population by Age

GroupPeopleShare
Under 1842,73122.7%
18 to 64114,31560.7%
65 and over31,14616.6%

Population by Race and Hispanic Origin

GroupPeopleShare
Hispanic or Latino (any race)14,0537.5%
White, not Hispanic145,90677.5%
Black, not Hispanic12,8776.8%
Asian, not Hispanic3,7132.0%
American Indian / Alaska Native, not Hispanic2990.2%
Native Hawaiian / Pacific Islander, not Hispanic4730.3%
Some other race, not Hispanic8800.5%
Two or more races, not Hispanic9,9915.3%

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
183,748
Citizen Voting Age Population (CVAP)
141,491

Citizen Population by Race/Ethnicity

GroupCitizensShare
Non-Hispanic171,43593.3%
Hispanic12,3106.7%
White148,23580.7%
Black12,0536.6%
Asian2,8191.5%
American Indian / Alaska Native3010.2%
Native Hawaiian / Pacific Islander3560.2%
Two or More Races1,0520.6%

Citizen Voting Age Population by Race/Ethnicity

GroupCVAPShare
Non-Hispanic133,52994.4%
Hispanic7,9585.6%
White117,70983.2%
Black10,4447.4%
Asian3,0412.1%
American Indian / Alaska Native1,9201.4%
Native Hawaiian / Pacific Islander3090.2%
Two or More Races5360.4%

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