Texas State Senate District 4

State Legislative District Profile (Upper Chamber)

Overview

District ID
tx-sd-004
State
Texas
Chamber
Upper chamber (state senate)
District Code
004
Land Area
2,392.2 sq mi
Water Area
780.6 sq mi

Boundary

Boundary of Texas State Senate District 4

Boundary as GeoJSON

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

Counties

CountyOverlapShare of district landShare of county land
Montgomery County787.19 sq mi32.9%75.5%
Jefferson County719.12 sq mi30.1%82.0%
Chambers County597.08 sq mi25.0%100.0%
Harris County235.66 sq mi9.9%13.8%
Galveston County53.09 sq mi2.2%14.0%

Showing all 5 counties

Places

PlaceOverlapShare of district landShare of place land
Conroe city71.41 sq mi3.0%94.1%
Port Arthur city59.30 sq mi2.5%78.5%
Houston city45.95 sq mi1.9%7.2%
Bolivar Peninsula CDP42.48 sq mi1.8%100.0%
The Woodlands CDP34.02 sq mi1.4%78.6%
Spring CDP22.49 sq mi0.9%100.0%
Mont Belvieu city16.56 sq mi0.7%93.1%
Stowell CDP10.05 sq mi0.4%100.0%
Fannett CDP9.80 sq mi0.4%100.0%
Atascocita CDP6.38 sq mi0.3%26.7%
Baytown city5.93 sq mi0.2%14.6%
Highlands CDP4.88 sq mi0.2%100.0%
Willis city4.73 sq mi0.2%100.0%
Beaumont city4.51 sq mi0.2%5.5%
Beach City city4.48 sq mi0.2%100.0%
Montgomery city4.09 sq mi0.2%70.9%
Winnie CDP3.96 sq mi0.2%100.0%
Porter Heights CDP3.23 sq mi0.1%100.0%
Humble city3.10 sq mi0.1%31.3%
Splendora city3.04 sq mi0.1%100.0%
Hamshire CDP2.98 sq mi0.1%100.0%
Cut and Shoot city2.71 sq mi0.1%100.0%
Patton Village city2.27 sq mi0.1%100.0%
Crosby CDP2.23 sq mi0.1%100.0%
Barrett CDP2.19 sq mi0.1%34.2%

Showing top 25 of 43 places

Overlapping Congressional Districts

Congressional districtPopulation in bothShare of this district's populationShare of the congressional district's populationShare of this district's land
TX District 2592,00962.0%77.2%22.4%
TX District 8188,90519.8%24.6%18.3%
TX District 3676,9298.1%10.0%35.3%
TX District 1451,5175.4%6.7%23.6%
TX District 1845,4434.8%5.9%0.5%

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

Voters

Registered Voters
660,863
Active Voters
621,346 (94.0%)

Party Registration

This state's voter file does not record party registration.

Turnout by Cycle

CycleGeneralDemocratic PrimaryRepublican Primary
2023–2024427,630 (64.7%)22,865 (3.5%)102,172 (15.5%)
2021–2022291,273 (44.1%)23,081 (3.5%)90,596 (13.7%)
2019–2020387,026 (58.6%)46,594 (7.1%)79,280 (12.0%)
2017–2018270,675 (41.0%)19,358 (2.9%)58,340 (8.8%)
2015–2016286,373 (43.3%)27,276 (4.1%)104,513 (15.8%)
2013–2014140,786 (21.3%)6,363 (1.0%)44,685 (6.8%)
2011–2012227,450 (34.4%)8,182 (1.2%)47,232 (7.1%)

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 08/14/2025. These are registered voters, separate from the Census population figures. Counts under 10 are suppressed and shown as "<10".

Demographics

Total Population
1,024,987 (± 10,567)
Median Age
36.3
Median Household Income
$91,387 (± $1,603)
High School Graduate or Higher (age 25+)
89.3%
Bachelor's Degree or Higher (age 25+)
33.9%

Population by Age

GroupPeopleShare
Under 18270,44926.4%
18 to 64616,31560.1%
65 and over138,22313.5%

Population by Race and Hispanic Origin

GroupPeopleShare
Hispanic or Latino (any race)309,99930.2%
White, not Hispanic513,07050.1%
Black, not Hispanic124,25212.1%
Asian, not Hispanic34,6233.4%
American Indian / Alaska Native, not Hispanic9310.1%
Native Hawaiian / Pacific Islander, not Hispanic9060.1%
Some other race, not Hispanic4,4010.4%
Two or more races, not Hispanic36,8053.6%

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
935,135
Citizen Voting Age Population (CVAP)
673,602

Citizen Population by Race/Ethnicity

GroupCitizensShare
Non-Hispanic693,25674.1%
Hispanic241,88125.9%
White515,55255.1%
Black122,93613.1%
Asian25,6852.7%
American Indian / Alaska Native9620.1%
Native Hawaiian / Pacific Islander8040.1%
Two or More Races3,9500.4%

Citizen Voting Age Population by Race/Ethnicity

GroupCVAPShare
Non-Hispanic530,10078.7%
Hispanic143,50121.3%
White404,81960.1%
Black95,08314.1%
Asian22,9213.4%
American Indian / Alaska Native5,6760.8%
Native Hawaiian / Pacific Islander5700.1%
Two or More Races1,7670.3%

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