Pennsylvania State House District 158

State Legislative District Profile (Lower Chamber)

Overview

District ID
pa-hd-158
State
Pennsylvania
Chamber
Lower chamber
District Code
158
Land Area
119.6 sq mi
Water Area
1 sq mi

Boundary

Boundary of Pennsylvania State House District 158

Boundary as GeoJSON

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

Counties

CountyOverlapShare of district landShare of county land
Chester County119.61 sq mi100.0%15.9%

Showing all 1 county

Places

PlaceOverlapShare of district landShare of place land
Toughkenamon CDP2.06 sq mi1.7%100.0%
Kennett Square borough1.07 sq mi0.9%100.0%
Unionville CDP0.85 sq mi0.7%100.0%
Avondale borough0.48 sq mi0.4%99.9%
Marshallton CDP0.46 sq mi0.4%100.0%
Hamorton CDP0.11 sq mi0.1%100.0%

Showing all 6 places

Overlapping Congressional Districts

Congressional districtPopulation in bothShare of this district's populationShare of the congressional district's populationShare of this district's land
PA District 662,742100.0%8.2%100.0%

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

Voters

Registered Voters
44,859
Active Voters
42,937 (95.7%)

Party Registration

PartyVotersShare
Democratic18,65341.6%
Republican17,25638.5%
Unaffiliated7,94517.7%
Other parties9662.2%
No party recorded390.1%

Turnout by Cycle

CycleGeneralDemocratic PrimaryRepublican Primary
2025–202623,573 (52.5%)0 (0.0%)0 (0.0%)
2023–202438,090 (84.9%)5,664 (12.6%)4,032 (9.0%)
2021–202229,717 (66.2%)0 (0.0%)0 (0.0%)
2019–202032,715 (72.9%)7,791 (17.4%)4,612 (10.3%)
2017–201823,697 (52.8%)0 (0.0%)0 (0.0%)
2015–201624,708 (55.1%)5,282 (11.8%)6,765 (15.1%)
2013–201413,936 (31.1%)0 (0.0%)0 (0.0%)
2011–201219,699 (43.9%)1,194 (2.7%)2,715 (6.1%)

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 01/05/2026. These are registered voters, separate from the Census population figures. Counts under 10 are suppressed and shown as "<10".

Demographics

Total Population
64,449 (± 411)
Median Age
41.9
Median Household Income
$140,926 (± $4,603)
High School Graduate or Higher (age 25+)
91.0%
Bachelor's Degree or Higher (age 25+)
54.9%

Population by Age

GroupPeopleShare
Under 1814,64922.7%
18 to 6438,14759.2%
65 and over11,65318.1%

Population by Race and Hispanic Origin

GroupPeopleShare
Hispanic or Latino (any race)9,52714.8%
White, not Hispanic47,86574.3%
Black, not Hispanic2,0353.2%
Asian, not Hispanic2,2523.5%
American Indian / Alaska Native, not Hispanic70.0%
Native Hawaiian / Pacific Islander, not Hispanic520.1%
Some other race, not Hispanic2210.3%
Two or more races, not Hispanic2,4903.9%

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
61,034
Citizen Voting Age Population (CVAP)
46,608

Citizen Population by Race/Ethnicity

GroupCitizensShare
Non-Hispanic54,17588.8%
Hispanic6,86711.3%
White48,58579.6%
Black2,0383.3%
Asian1,8173.0%
American Indian / Alaska Native60.0%
Native Hawaiian / Pacific Islander500.1%
Two or More Races4360.7%

Citizen Voting Age Population by Race/Ethnicity

GroupCVAPShare
Non-Hispanic42,67491.6%
Hispanic3,9368.4%
White38,67783.0%
Black2,1454.6%
Asian1,5003.2%
American Indian / Alaska Native1040.2%
Native Hawaiian / Pacific Islander500.1%
Two or More Races2060.4%

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