Oklahoma State House District 20

State Legislative District Profile (Lower Chamber)

Overview

District ID
ok-hd-020
State
Oklahoma
Chamber
Lower chamber
District Code
020
Land Area
251.5 sq mi
Water Area
3.32 sq mi

Boundary

Boundary of Oklahoma State House District 20

Boundary as GeoJSON

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

Counties

CountyOverlapShare of district landShare of county land
McClain County167.21 sq mi66.5%29.3%
Cleveland County84.32 sq mi33.5%15.6%

Showing all 2 counties

Places

PlaceOverlapShare of district landShare of place land
Newcastle city60.06 sq mi23.9%100.0%
Goldsby town26.21 sq mi10.4%100.0%
Slaughterville town23.59 sq mi9.4%61.1%
Blanchard city18.38 sq mi7.3%60.4%
Cole town14.98 sq mi6.0%100.0%
Noble city6.41 sq mi2.5%50.3%
Norman city2.96 sq mi1.2%1.7%
Washington town1.45 sq mi0.6%98.9%
Purcell city0.01 sq mi<0.1%0.1%

Showing all 9 places

Overlapping Congressional Districts

Congressional districtPopulation in bothShare of this district's populationShare of the congressional district's populationShare of this district's land
OK District 438,918100.0%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
29,116
Active Voters
25,235 (86.7%)

Party Registration

PartyVotersShare
Democratic4,75416.3%
Republican18,81964.6%
Unaffiliated00.0%
Other parties5,54319.0%
No party recorded00.0%

Turnout by Cycle

CycleGeneralDemocratic PrimaryRepublican Primary
2023–202419,678 (67.6%)0 (0.0%)0 (0.0%)
2021–202212,831 (44.1%)0 (0.0%)0 (0.0%)
2019–202014,536 (49.9%)0 (0.0%)0 (0.0%)
2017–20189,702 (33.3%)0 (0.0%)0 (0.0%)
2015–201610,288 (35.3%)0 (0.0%)0 (0.0%)
2013–20145,240 (18.0%)0 (0.0%)0 (0.0%)
2011–20127,070 (24.3%)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 01/20/2026. These are registered voters, separate from the Census population figures. Counts under 10 are suppressed and shown as "<10".

Demographics

Total Population
43,745 (± 900)
Median Age
38.8
Median Household Income
$86,691 (± $5,844)
High School Graduate or Higher (age 25+)
91.0%
Bachelor's Degree or Higher (age 25+)
31.0%

Population by Age

GroupPeopleShare
Under 189,37621.4%
18 to 6427,97864.0%
65 and over6,39114.6%

Population by Race and Hispanic Origin

GroupPeopleShare
Hispanic or Latino (any race)3,1647.2%
White, not Hispanic32,23773.7%
Black, not Hispanic1,6203.7%
Asian, not Hispanic4261.0%
American Indian / Alaska Native, not Hispanic2,4565.6%
Native Hawaiian / Pacific Islander, not Hispanic20.0%
Some other race, not Hispanic1100.3%
Two or more races, not Hispanic3,7308.5%

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
43,067
Citizen Voting Age Population (CVAP)
33,739

Citizen Population by Race/Ethnicity

GroupCitizensShare
Non-Hispanic40,29693.6%
Hispanic2,7736.4%
White32,55375.6%
Black1,6093.7%
Asian2820.7%
American Indian / Alaska Native2,4595.7%
Native Hawaiian / Pacific Islander20.0%
Two or More Races1740.4%

Citizen Voting Age Population by Race/Ethnicity

GroupCVAPShare
Non-Hispanic31,80094.3%
Hispanic1,9395.7%
White26,28177.9%
Black1,5934.7%
Asian3050.9%
American Indian / Alaska Native3,67610.9%
Native Hawaiian / Pacific Islander20.0%
Two or More Races770.2%

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