Overview
- District ID
- mo-hd-129
- State
- Missouri
- Chamber
- Lower chamber
- District Code
- 129
- Land Area
- 582.8 sq mi
- Water Area
- 1.2 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 |
|---|
| Webster County | 582.79 sq mi | 100.0% | 98.4% |
Showing all 1 county
Places
Showing all 7 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 4 | 21,635 | 55.7% | 2.8% | 57.3% |
| MO District 7 | 17,219 | 44.3% | 2.2% | 42.7% |
Source: U.S. Census Bureau 2020 blocks and 2025 block equivalency files (119th Congress, 2024 state legislative plans).
Voters
- Registered Voters
- 26,803
- Active Voters
- 25,804 (96.3%)
Party Registration
This state's voter file does not record party registration.
Turnout by Cycle
| Cycle | General | Democratic Primary | Republican Primary |
|---|
| 2025–2026 | 1,365 (5.1%) | 0 (0.0%) | 0 (0.0%) |
| 2023–2024 | 19,951 (74.4%) | 0 (0.0%) | 0 (0.0%) |
| 2021–2022 | 13,349 (49.8%) | 0 (0.0%) | 0 (0.0%) |
| 2019–2020 | 17,408 (64.9%) | 0 (0.0%) | 0 (0.0%) |
| 2017–2018 | 13,364 (49.9%) | 0 (0.0%) | 0 (0.0%) |
| 2015–2016 | 14,630 (54.6%) | 0 (0.0%) | 0 (0.0%) |
| 2013–2014 | 7,878 (29.4%) | 0 (0.0%) | 0 (0.0%) |
| 2011–2012 | 12,128 (45.2%) | 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
- 40,352 (± 155)
- Median Age
- 37.1
- Median Household Income
- $71,186 (± $2,947)
- High School Graduate or Higher (age 25+)
- 88.1%
- Bachelor's Degree or Higher (age 25+)
- 18.4%
Population by Age
| Group | People | Share |
|---|
| Under 18 | 11,118 | 27.6% |
| 18 to 64 | 22,860 | 56.7% |
| 65 and over | 6,374 | 15.8% |
Population by Race and Hispanic Origin
| Group | People | Share |
|---|
| Hispanic or Latino (any race) | 848 | 2.1% |
| White, not Hispanic | 36,900 | 91.4% |
| Black, not Hispanic | 434 | 1.1% |
| Asian, not Hispanic | 49 | 0.1% |
| American Indian / Alaska Native, not Hispanic | 96 | 0.2% |
| Native Hawaiian / Pacific Islander, not Hispanic | 66 | 0.2% |
| Some other race, not Hispanic | 79 | 0.2% |
| Two or more races, not Hispanic | 1,880 | 4.7% |
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
- 40,077
- Citizen Voting Age Population (CVAP)
- 29,032
Citizen Population by Race/Ethnicity
| Group | Citizens | Share |
|---|
| Non-Hispanic | 39,378 | 98.3% |
| Hispanic | 701 | 1.7% |
| White | 37,764 | 94.2% |
| Black | 431 | 1.1% |
| Asian | 43 | 0.1% |
| American Indian / Alaska Native | 95 | 0.2% |
| Native Hawaiian / Pacific Islander | 68 | 0.2% |
| Two or More Races | 71 | 0.2% |
Citizen Voting Age Population by Race/Ethnicity
| Group | CVAP | Share |
|---|
| Non-Hispanic | 28,613 | 98.6% |
| Hispanic | 423 | 1.5% |
| White | 27,450 | 94.6% |
| Black | 482 | 1.7% |
| Asian | 153 | 0.5% |
| American Indian / Alaska Native | 469 | 1.6% |
| Native Hawaiian / Pacific Islander | 15 | 0.1% |
| Two or More Races | 43 | 0.1% |
Source: Redistricting Data Hub / U.S. Census Bureau CVAP Special Tabulation (2020-2024 ACS 5-year).
