Overview
- District ID
- mo-hd-113
- State
- Missouri
- Chamber
- Lower chamber
- District Code
- 113
- Land Area
- 25.7 sq mi
- Water Area
- 1.27 sq mi
Boundary
Boundary as GeoJSON
Source: U.S. Census Bureau TIGER/Line state legislative district boundaries.
Counties
| County | Overlap | Share of district land | Share of county land |
|---|
| Jefferson County | 25.68 sq mi | 100.0% | 3.9% |
Showing all 1 county
Places
Showing all 4 places
Overlapping Congressional Districts
| Congressional district | Population in both | Share of this district's population | Share of the congressional district's population | Share of this district's land |
|---|
| MO District 8 | 38,339 | 100.0% | 5.0% | 100.0% |
Source: U.S. Census Bureau 2020 blocks and 2025 block equivalency files (119th Congress, 2024 state legislative plans).
Voters
- Registered Voters
- 27,546
- Active Voters
- 25,863 (93.9%)
Party Registration
| Party | Voters | Share |
|---|
| Democratic | 314 | 1.1% |
| Republican | 697 | 2.5% |
| Unaffiliated | 13,412 | 48.7% |
| Other parties | 33 | 0.1% |
| No party recorded | 13,090 | 47.5% |
Turnout by Cycle
| Cycle | General | Democratic Primary | Republican Primary |
|---|
| 2025–2026 | 3,624 (13.2%) | 0 (0.0%) | 0 (0.0%) |
| 2023–2024 | 19,944 (72.4%) | 0 (0.0%) | 0 (0.0%) |
| 2021–2022 | 13,178 (47.8%) | 0 (0.0%) | 0 (0.0%) |
| 2019–2020 | 18,379 (66.7%) | 0 (0.0%) | 0 (0.0%) |
| 2017–2018 | 14,047 (51.0%) | 0 (0.0%) | 0 (0.0%) |
| 2015–2016 | 15,476 (56.2%) | 0 (0.0%) | 0 (0.0%) |
| 2013–2014 | 7,836 (28.4%) | 0 (0.0%) | 0 (0.0%) |
| 2011–2012 | 12,998 (47.2%) | 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
- 39,026 (± 1,469)
- Median Age
- 38.2
- Median Household Income
- $83,244 (± $6,543)
- High School Graduate or Higher (age 25+)
- 91.9%
- Bachelor's Degree or Higher (age 25+)
- 23.3%
Population by Age
| Group | People | Share |
|---|
| Under 18 | 8,585 | 22.0% |
| 18 to 64 | 24,139 | 61.9% |
| 65 and over | 6,302 | 16.1% |
Population by Race and Hispanic Origin
| Group | People | Share |
|---|
| Hispanic or Latino (any race) | 986 | 2.5% |
| White, not Hispanic | 34,714 | 89.0% |
| Black, not Hispanic | 130 | 0.3% |
| Asian, not Hispanic | 501 | 1.3% |
| American Indian / Alaska Native, not Hispanic | 9 | 0.0% |
| Native Hawaiian / Pacific Islander, not Hispanic | 14 | 0.0% |
| Some other race, not Hispanic | 103 | 0.3% |
| Two or more races, not Hispanic | 2,569 | 6.6% |
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
- 38,504
- Citizen Voting Age Population (CVAP)
- 29,917
Citizen Population by Race/Ethnicity
| Group | Citizens | Share |
|---|
| Non-Hispanic | 37,621 | 97.7% |
| Hispanic | 884 | 2.3% |
| White | 36,528 | 94.9% |
| Black | 150 | 0.4% |
| Asian | 380 | 1.0% |
| American Indian / Alaska Native | 10 | 0.0% |
| Native Hawaiian / Pacific Islander | 12 | 0.0% |
| Two or More Races | 16 | 0.0% |
Citizen Voting Age Population by Race/Ethnicity
| Group | CVAP | Share |
|---|
| Non-Hispanic | 29,362 | 98.1% |
| Hispanic | 555 | 1.9% |
| White | 28,697 | 95.9% |
| Black | 217 | 0.7% |
| Asian | 242 | 0.8% |
| American Indian / Alaska Native | 195 | 0.7% |
| Native Hawaiian / Pacific Islander | 16 | 0.1% |
| Two or More Races | 16 | 0.1% |
Source: Redistricting Data Hub / U.S. Census Bureau CVAP Special Tabulation (2020-2024 ACS 5-year).
