Pennside leans slightly Republican by roughly 6 points: about 47% of voters vote Democratic and 53% Republican.
About 71% of adults in Pennside typically vote, above the U.S. average of about 62%. Among adults in Pennside, ~34% vote Democratic, ~38% Republican, and ~28% don't vote. The map below shows estimated turnout by block group.
How Pennside compares
Among cities within 25 miles, Pennside leans more Republican than 39 of 158 neighbors.
Pennside runs about 5 points more Republican than Pennsylvania as a whole.
Politics vary noticeably by neighborhood within Pennside. The northwest side is the most split-leaning (R+17) and the north side is the least split-leaning (R+3), a spread of about 14 points.
Why Pennside leans the way it does
This analysis examined 14,881 data points per city to find what predicts political lean and turnout. The items below are a few correlations that stood out for Pennside, not a ranked or complete list of what matters most.
Pennside votes Republican even though it is densely developed (about 86%, far above the Pennsylvania average of 33%). State and regional patterns outweigh the Democratic lean that density usually predicts here.
Paved land cover and Democratic lean
Places with extensive paved surfaces tend to lean Democratic; Pennside, PA sits in the top tenth nationally on this measure. Paved ground does not change how people vote; it mostly reflects how urban and built-up a place is.
Why turnout in Pennside looks the way it does
Turnout in Pennside sits close to the national pattern. Routine healthcare access, homeownership, education, and food security all land near their national averages here. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Mount Penn, PA D+4
- St. Lawrence, PA R+7
- Monterey, PA R+36
- Ridgewood, PA R+9
- Reading, PA D+12
- West Reading, PA D+21
- Laureldale, PA R+6
- Kenhorst, PA R+3
- Limekiln, PA R+25
- Temple, PA R+8
Cities with Similar Populations
- Galena, IL D+5
- Gouldsboro, PA R+25
- Huxley, IA R+19
- Eastover, SC D+38
- Valley Grande, AL R+31
- Dresden, TN R+67
- Marianna, AR D+45
- Manila, AR R+62
- Cream Ridge, NJ R+33
- Fox Lake, WI R+36
All Local Stats
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Sources and methodology
Precinct-level voting records used to fit the model come from Pennsylvania Department of State, Bureau of Elections, distributed by the Voting and Election Science Team. Demographic inputs come from the U.S. Census Bureau (ACS 5-year estimates and the 2020 Decennial Census). Health and environmental inputs come from the CDC (PLACES and the Environmental Justice Index). Land cover comes from the USGS and EPA. Election-day and lead-up weather come from PRISM 4km daily grids and the NOAA Global Historical Climatology Network. Mail-voting and election-administration patterns come from the MIT Election Lab's Survey of the Performance of American Elections. Block-group crime detail comes from CrimeGrade. Internet data and modeling support provided by ISPreports.org.
Modeling and analysis by the BestNeighborhood data science team. Full methodology and findings: political spectrum map.
Methodology reviewed by the BestNeighborhood data team. Last updated May 2026.