Missouri State House District 3

State Legislative District Profile (Lower Chamber)

Overview

District ID
mo-hd-003
State
Missouri
Chamber
Lower chamber
District Code
003
Land Area
2,022.4 sq mi
Water Area
9.16 sq mi

Boundary

Boundary of Missouri State House District 3

Boundary as GeoJSON

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

Counties

CountyOverlapShare of district landShare of county land
Sullivan County647.98 sq mi32.0%100.0%
Putnam County517.32 sq mi25.6%100.0%
Mercer County453.84 sq mi22.4%100.0%
Adair County403.23 sq mi19.9%71.1%

Showing all 4 counties

Places

PlaceOverlapShare of district landShare of place land
Kirksville city14.39 sq mi0.7%100.0%
Ravanna CDP3.96 sq mi0.2%100.0%
Unionville city2.00 sq mi0.1%100.0%
Milan city1.77 sq mi0.1%100.0%
Princeton city1.59 sq mi0.1%100.0%
Green City city1.43 sq mi0.1%100.0%
Novinger city0.79 sq mi<0.1%100.0%
Powersville village0.56 sq mi<0.1%100.0%
Winigan CDP0.50 sq mi<0.1%100.0%
Green Castle city0.45 sq mi<0.1%100.0%
Mercer town0.37 sq mi<0.1%99.9%
Connelsville CDP0.33 sq mi<0.1%100.0%
Livonia village0.27 sq mi<0.1%100.0%
Newtown town0.25 sq mi<0.1%99.8%
Lucerne village0.25 sq mi<0.1%100.0%
Humphreys village0.25 sq mi<0.1%100.0%
Osgood village0.18 sq mi<0.1%100.0%
Pollock village0.17 sq mi<0.1%100.0%
Browning city0.16 sq mi<0.1%30.8%
Harris town0.15 sq mi<0.1%100.0%
Worthington village0.13 sq mi<0.1%100.0%
Millard village0.12 sq mi<0.1%100.0%
Greentop city0.07 sq mi<0.1%8.3%
South Lineville town0.05 sq mi<0.1%100.0%

Showing all 24 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 637,874100.0%4.9%100.0%

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

Voters

Registered Voters
23,304
Active Voters
22,013 (94.5%)

Party Registration

PartyVotersShare
Democratic2601.1%
Republican6322.7%
Unaffiliated5042.2%
Other parties220.1%
No party recorded21,88693.9%

Turnout by Cycle

CycleGeneralDemocratic PrimaryRepublican Primary
2025–20263,311 (14.2%)0 (0.0%)0 (0.0%)
2023–202416,170 (69.4%)0 (0.0%)0 (0.0%)
2021–202211,441 (49.1%)0 (0.0%)0 (0.0%)
2019–202014,302 (61.4%)0 (0.0%)0 (0.0%)
2017–201811,106 (47.7%)0 (0.0%)0 (0.0%)
2015–201612,144 (52.1%)0 (0.0%)0 (0.0%)
2013–20147,808 (33.5%)0 (0.0%)0 (0.0%)
2011–201210,328 (44.3%)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
37,438 (± 318)
Median Age
35.2
Median Household Income
$59,944 (± $3,345)
High School Graduate or Higher (age 25+)
92.7%
Bachelor's Degree or Higher (age 25+)
29.3%

Population by Age

GroupPeopleShare
Under 187,34319.6%
18 to 6423,32262.3%
65 and over6,77318.1%

Population by Race and Hispanic Origin

GroupPeopleShare
Hispanic or Latino (any race)2,1185.7%
White, not Hispanic32,29286.3%
Black, not Hispanic1,2943.5%
Asian, not Hispanic6171.6%
American Indian / Alaska Native, not Hispanic1200.3%
Native Hawaiian / Pacific Islander, not Hispanic40.0%
Some other race, not Hispanic20.0%
Two or more races, not Hispanic9912.6%

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
35,926
Citizen Voting Age Population (CVAP)
28,780

Citizen Population by Race/Ethnicity

GroupCitizensShare
Non-Hispanic34,21495.2%
Hispanic1,7134.8%
White32,41490.2%
Black5491.5%
Asian3541.0%
American Indian / Alaska Native1180.3%
Native Hawaiian / Pacific Islander40.0%
Two or More Races440.1%

Citizen Voting Age Population by Race/Ethnicity

GroupCVAPShare
Non-Hispanic27,69896.2%
Hispanic1,0803.8%
White26,54592.2%
Black3961.4%
Asian4001.4%
American Indian / Alaska Native3201.1%
Native Hawaiian / Pacific Islander40.0%
Two or More Races440.2%

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