Pennsylvania State House District 171

State Legislative District Profile (Lower Chamber)

Overview

District ID
pa-hd-171
State
Pennsylvania
Chamber
Lower chamber
District Code
171
Land Area
657.3 sq mi
Water Area
3.58 sq mi

Boundary

Boundary of Pennsylvania State House District 171

Boundary as GeoJSON

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

Counties

CountyOverlapShare of district landShare of county land
Mifflin County334.18 sq mi50.8%81.3%
Centre County323.11 sq mi49.2%29.2%

Showing all 2 counties

Places

PlaceOverlapShare of district landShare of place land
Zion CDP2.88 sq mi0.4%100.0%
Lewistown borough2.03 sq mi0.3%100.0%
Snydertown borough2.01 sq mi0.3%58.4%
Belleville CDP2.00 sq mi0.3%100.0%
Allensville CDP1.97 sq mi0.3%100.0%
Strodes Mills CDP1.90 sq mi0.3%100.0%
Bellefonte borough1.85 sq mi0.3%100.0%
Mingoville CDP1.83 sq mi0.3%100.0%
Pleasant Gap CDP1.48 sq mi0.2%92.7%
Nittany CDP1.42 sq mi0.2%100.0%
Church Hill CDP1.39 sq mi0.2%100.0%
Rebersburg CDP1.36 sq mi0.2%100.0%
Granville CDP1.36 sq mi0.2%100.0%
Millheim borough1.32 sq mi0.2%99.4%
Potters Mills CDP1.27 sq mi0.2%100.0%
Atkinson Mills CDP1.02 sq mi0.2%100.0%
Milroy CDP1.01 sq mi0.2%100.0%
Aaronsburg CDP0.89 sq mi0.1%100.0%
Mattawana CDP0.78 sq mi0.1%100.0%
Barrville CDP0.70 sq mi0.1%100.0%
Reedsville CDP0.66 sq mi0.1%100.0%
Longfellow CDP0.64 sq mi0.1%100.0%
Centre Hall borough0.62 sq mi0.1%100.0%
Woodward CDP0.59 sq mi0.1%100.0%
Spring Mills CDP0.58 sq mi0.1%100.0%

Showing top 25 of 36 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 1333,97251.9%4.4%50.8%
PA District 1531,47148.1%4.1%49.2%

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

Voters

Registered Voters
41,112
Active Voters
38,782 (94.3%)

Party Registration

PartyVotersShare
Democratic10,51925.6%
Republican25,03060.9%
Unaffiliated4,61511.2%
Other parties9382.3%
No party recorded100.0%

Turnout by Cycle

CycleGeneralDemocratic PrimaryRepublican Primary
2025–202618,148 (44.1%)0 (0.0%)0 (0.0%)
2023–202433,459 (81.4%)3,336 (8.1%)7,158 (17.4%)
2021–202225,795 (62.7%)0 (0.0%)0 (0.0%)
2019–202029,186 (71.0%)4,175 (10.2%)7,707 (18.7%)
2017–201820,117 (48.9%)0 (0.0%)0 (0.0%)
2015–201622,847 (55.6%)4,073 (9.9%)8,386 (20.4%)
2013–201413,949 (33.9%)0 (0.0%)0 (0.0%)
2011–201217,683 (43.0%)1,525 (3.7%)3,930 (9.6%)

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
65,560 (± 542)
Median Age
42.6
Median Household Income
$67,444 (± $3,196)
High School Graduate or Higher (age 25+)
87.5%
Bachelor's Degree or Higher (age 25+)
22.2%

Population by Age

GroupPeopleShare
Under 1815,02922.9%
18 to 6437,43557.1%
65 and over13,09620.0%

Population by Race and Hispanic Origin

GroupPeopleShare
Hispanic or Latino (any race)1,5632.4%
White, not Hispanic60,58092.4%
Black, not Hispanic3220.5%
Asian, not Hispanic5810.9%
American Indian / Alaska Native, not Hispanic2160.3%
Native Hawaiian / Pacific Islander, not Hispanic240.0%
Some other race, not Hispanic1220.2%
Two or more races, not Hispanic2,1523.3%

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
65,231
Citizen Voting Age Population (CVAP)
50,250

Citizen Population by Race/Ethnicity

GroupCitizensShare
Non-Hispanic63,79097.8%
Hispanic1,4422.2%
White61,60494.4%
Black2860.4%
Asian4770.7%
American Indian / Alaska Native2140.3%
Native Hawaiian / Pacific Islander240.0%
Two or More Races830.1%

Citizen Voting Age Population by Race/Ethnicity

GroupCVAPShare
Non-Hispanic49,40698.3%
Hispanic8441.7%
White47,96495.5%
Black3480.7%
Asian5011.0%
American Indian / Alaska Native5341.1%
Native Hawaiian / Pacific Islander230.0%
Two or More Races440.1%

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