Overview
- District ID
- pa-hd-156
- State
- Pennsylvania
- Chamber
- Lower chamber
- District Code
- 156
- Land Area
- 36.1 sq mi
- Water Area
- 0.43 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 |
|---|
| Chester County | 36.14 sq mi | 100.0% | 4.8% |
Showing all 1 county
Places
Showing all 1 place
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 |
|---|
| PA District 6 | 66,110 | 100.0% | 8.6% | 100.0% |
Source: U.S. Census Bureau 2020 blocks and 2025 block equivalency files (119th Congress, 2024 state legislative plans).
Voters
- Registered Voters
- 46,993
- Active Voters
- 44,416 (94.5%)
Party Registration
| Party | Voters | Share |
|---|
| Democratic | 20,123 | 42.8% |
| Republican | 18,321 | 39.0% |
| Unaffiliated | 7,487 | 15.9% |
| Other parties | 1,013 | 2.2% |
| No party recorded | 49 | 0.1% |
Turnout by Cycle
| Cycle | General | Democratic Primary | Republican Primary |
|---|
| 2025–2026 | 24,081 (51.2%) | 0 (0.0%) | 0 (0.0%) |
| 2023–2024 | 39,081 (83.2%) | 6,124 (13.0%) | 4,336 (9.2%) |
| 2021–2022 | 29,545 (62.9%) | 0 (0.0%) | 0 (0.0%) |
| 2019–2020 | 32,295 (68.7%) | 8,101 (17.2%) | 5,051 (10.7%) |
| 2017–2018 | 23,878 (50.8%) | 0 (0.0%) | 0 (0.0%) |
| 2015–2016 | 25,042 (53.3%) | 5,710 (12.2%) | 7,249 (15.4%) |
| 2013–2014 | 14,880 (31.7%) | 0 (0.0%) | 0 (0.0%) |
| 2011–2012 | 20,166 (42.9%) | 1,544 (3.3%) | 2,774 (5.9%) |
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
- 68,988 (± 482)
- Median Age
- 34.9
- Median Household Income
- $112,607 (± $6,872)
- High School Graduate or Higher (age 25+)
- 98.1%
- Bachelor's Degree or Higher (age 25+)
- 63.7%
Population by Age
| Group | People | Share |
|---|
| Under 18 | 10,722 | 15.5% |
| 18 to 64 | 45,059 | 65.3% |
| 65 and over | 13,207 | 19.1% |
Population by Race and Hispanic Origin
| Group | People | Share |
|---|
| Hispanic or Latino (any race) | 3,916 | 5.7% |
| White, not Hispanic | 55,998 | 81.2% |
| Black, not Hispanic | 4,045 | 5.9% |
| Asian, not Hispanic | 2,386 | 3.5% |
| American Indian / Alaska Native, not Hispanic | 12 | 0.0% |
| Native Hawaiian / Pacific Islander, not Hispanic | 0 | 0.0% |
| Some other race, not Hispanic | 36 | 0.1% |
| Two or more races, not Hispanic | 2,595 | 3.8% |
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
- 67,461
- Citizen Voting Age Population (CVAP)
- 56,815
Citizen Population by Race/Ethnicity
| Group | Citizens | Share |
|---|
| Non-Hispanic | 63,792 | 94.6% |
| Hispanic | 3,673 | 5.4% |
| White | 56,431 | 83.6% |
| Black | 3,976 | 5.9% |
| Asian | 1,595 | 2.4% |
| American Indian / Alaska Native | 14 | 0.0% |
| Native Hawaiian / Pacific Islander | 0 | 0.0% |
| Two or More Races | 144 | 0.2% |
Citizen Voting Age Population by Race/Ethnicity
| Group | CVAP | Share |
|---|
| Non-Hispanic | 54,122 | 95.3% |
| Hispanic | 2,693 | 4.7% |
| White | 48,303 | 85.0% |
| Black | 3,832 | 6.7% |
| Asian | 1,668 | 2.9% |
| American Indian / Alaska Native | 185 | 0.3% |
| Native Hawaiian / Pacific Islander | 2 | 0.0% |
| Two or More Races | 138 | 0.2% |
Source: Redistricting Data Hub / U.S. Census Bureau CVAP Special Tabulation (2020-2024 ACS 5-year).
