Pennsylvania State House District 18

State Legislative District Profile (Lower Chamber)

Overview

District ID
pa-hd-018
State
Pennsylvania
Chamber
Lower chamber
District Code
018
Land Area
20.2 sq mi
Water Area
1.09 sq mi

Boundary

Boundary of Pennsylvania State House District 18

Boundary as GeoJSON

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

Counties

CountyOverlapShare of district landShare of county land
Bucks County20.22 sq mi99.9%3.3%

Showing all 1 county

Places

PlaceOverlapShare of district landShare of place land
Eddington CDP0.55 sq mi2.7%100.0%
Cornwells Heights CDP0.48 sq mi2.3%100.0%
Hulmeville borough0.36 sq mi1.8%100.0%

Showing all 3 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 163,689100.0%8.3%100.0%

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

Voters

Registered Voters
42,554
Active Voters
40,308 (94.7%)

Party Registration

PartyVotersShare
Democratic18,16442.7%
Republican17,13040.3%
Unaffiliated6,25614.7%
Other parties9862.3%
No party recorded180.0%

Turnout by Cycle

CycleGeneralDemocratic PrimaryRepublican Primary
2025–202618,738 (44.0%)0 (0.0%)0 (0.0%)
2023–202432,429 (76.2%)4,133 (9.7%)4,801 (11.3%)
2021–202223,015 (54.1%)0 (0.0%)0 (0.0%)
2019–202027,758 (65.2%)5,468 (12.8%)4,715 (11.1%)
2017–201819,148 (45.0%)0 (0.0%)0 (0.0%)
2015–201620,358 (47.8%)4,798 (11.3%)4,961 (11.7%)
2013–201411,085 (26.0%)0 (0.0%)0 (0.0%)
2011–201215,863 (37.3%)1,306 (3.1%)2,093 (4.9%)

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
63,743 (± 238)
Median Age
42.2
Median Household Income
$85,550 (± $5,284)
High School Graduate or Higher (age 25+)
89.8%
Bachelor's Degree or Higher (age 25+)
32.3%

Population by Age

GroupPeopleShare
Under 1812,32319.3%
18 to 6439,50962.0%
65 and over11,91118.7%

Population by Race and Hispanic Origin

GroupPeopleShare
Hispanic or Latino (any race)8,59913.5%
White, not Hispanic40,10962.9%
Black, not Hispanic4,3766.9%
Asian, not Hispanic8,63313.5%
American Indian / Alaska Native, not Hispanic230.0%
Native Hawaiian / Pacific Islander, not Hispanic00.0%
Some other race, not Hispanic2800.4%
Two or more races, not Hispanic1,7232.7%

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
58,657
Citizen Voting Age Population (CVAP)
46,731

Citizen Population by Race/Ethnicity

GroupCitizensShare
Non-Hispanic52,45789.4%
Hispanic6,20110.6%
White39,81167.9%
Black4,3637.4%
Asian6,78611.6%
American Indian / Alaska Native230.0%
Native Hawaiian / Pacific Islander00.0%
Two or More Races3520.6%

Citizen Voting Age Population by Race/Ethnicity

GroupCVAPShare
Non-Hispanic43,39892.9%
Hispanic3,3347.1%
White34,07572.9%
Black3,3437.2%
Asian5,57011.9%
American Indian / Alaska Native1710.4%
Native Hawaiian / Pacific Islander00.0%
Two or More Races2390.5%

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