Pennsylvania State Senate District 19

State Legislative District Profile (Upper Chamber)

Overview

District ID
pa-sd-019
State
Pennsylvania
Chamber
Upper chamber (state senate)
District Code
019
Land Area
325.9 sq mi
Water Area
2.69 sq mi

Boundary

Boundary of Pennsylvania State Senate District 19

Boundary as GeoJSON

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

Counties

CountyOverlapShare of district landShare of county land
Chester County325.91 sq mi100.0%43.4%

Showing all 1 county

Places

PlaceOverlapShare of district landShare of place land
Nottingham CDP3.24 sq mi1.0%100.0%
Exton CDP3.13 sq mi1.0%100.0%
Downingtown borough2.19 sq mi0.7%100.0%
Paoli CDP1.99 sq mi0.6%98.8%
Oxford borough1.96 sq mi0.6%100.0%
Berwyn CDP1.86 sq mi0.6%100.0%
West Chester borough1.85 sq mi0.6%100.0%
Coatesville city1.81 sq mi0.6%100.0%
South Coatesville borough1.74 sq mi0.5%100.0%
Chesterbrook CDP1.56 sq mi0.5%100.0%
Hayti CDP1.39 sq mi0.4%99.9%
Malvern borough1.26 sq mi0.4%100.0%
Cochranville CDP1.12 sq mi0.3%100.0%
Devon CDP0.61 sq mi0.2%100.0%
Westwood CDP0.46 sq mi0.1%100.0%
Marshallton CDP0.46 sq mi0.1%100.0%
Modena borough0.34 sq mi0.1%100.0%
Lincoln University CDP0.29 sq mi0.1%99.8%
Pomeroy CDP0.14 sq mi<0.1%29.3%

Showing all 19 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 6253,375100.0%33.1%100.0%

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

Voters

Registered Voters
182,308
Active Voters
172,773 (94.8%)

Party Registration

PartyVotersShare
Democratic77,72942.6%
Republican69,26438.0%
Unaffiliated31,13017.1%
Other parties4,0012.2%
No party recorded1840.1%

Turnout by Cycle

CycleGeneralDemocratic PrimaryRepublican Primary
2025–202691,669 (50.3%)0 (0.0%)0 (0.0%)
2023–2024150,045 (82.3%)22,527 (12.4%)17,702 (9.7%)
2021–2022114,087 (62.6%)0 (0.0%)0 (0.0%)
2019–2020126,249 (69.3%)30,449 (16.7%)18,600 (10.2%)
2017–201891,908 (50.4%)0 (0.0%)0 (0.0%)
2015–201696,012 (52.7%)21,540 (11.8%)26,651 (14.6%)
2013–201455,754 (30.6%)0 (0.0%)0 (0.0%)
2011–201277,044 (42.3%)5,490 (3.0%)11,006 (6.0%)

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

Demographics

Total Population
259,381 (± 475)
Median Age
40.0
Median Household Income
$122,450 (± $3,135)
High School Graduate or Higher (age 25+)
95.0%
Bachelor's Degree or Higher (age 25+)
57.7%

Population by Age

GroupPeopleShare
Under 1853,74820.7%
18 to 64159,63061.5%
65 and over46,00317.7%

Population by Race and Hispanic Origin

GroupPeopleShare
Hispanic or Latino (any race)19,8817.7%
White, not Hispanic191,44673.8%
Black, not Hispanic16,3856.3%
Asian, not Hispanic19,1857.4%
American Indian / Alaska Native, not Hispanic610.0%
Native Hawaiian / Pacific Islander, not Hispanic90.0%
Some other race, not Hispanic8520.3%
Two or more races, not Hispanic11,5624.5%

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
244,895
Citizen Voting Age Population (CVAP)
192,890

Citizen Population by Race/Ethnicity

GroupCitizensShare
Non-Hispanic228,34993.2%
Hispanic16,5486.8%
White192,54178.6%
Black16,2566.6%
Asian11,1144.5%
American Indian / Alaska Native620.0%
Native Hawaiian / Pacific Islander60.0%
Two or More Races1,1430.5%

Citizen Voting Age Population by Race/Ethnicity

GroupCVAPShare
Non-Hispanic182,63294.7%
Hispanic10,2585.3%
White157,60881.7%
Black15,6058.1%
Asian8,1014.2%
American Indian / Alaska Native7570.4%
Native Hawaiian / Pacific Islander90.0%
Two or More Races7220.4%

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