Harmonsburg leans heavily Republican by roughly 40 points: about 30% of voters vote Democratic and 70% Republican.
About 85% of adults in Harmonsburg typically vote, above the U.S. average of about 62%. Among adults in Harmonsburg, ~26% vote Democratic, ~60% Republican, and ~14% don't vote. The map below shows estimated turnout by block group.
How Harmonsburg compares
Among cities within 25 miles, Harmonsburg leans more Republican than 18 of 100 neighbors.
Harmonsburg runs about 39 points more Republican than Pennsylvania as a whole.
Politics vary noticeably by neighborhood within Harmonsburg. The west side is the most Republican-leaning (R+52) and the southeast side is the least Republican-leaning (R+34), a spread of about 18 points.
Why Harmonsburg leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Harmonsburg. The lean here lands roughly where demographic data alone would predict.
Cancer-screening access and voter turnout
Places with high colon-cancer-screening access tend to turn out at a higher rate; Harmonsburg, PA sits in the top quarter nationally on this measure. Cancer screening does not drive turnout; it reflects income, insurance, and healthcare access.
Why turnout in Harmonsburg looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Harmonsburg is in the top quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 66%, about 6 points above the U.S. average of 60%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Conneaut Lakeshore, PA R+34
- Dicksonburg, PA R+52
- Norrisville, PA R+49
- Shermansville, PA R+51
- Conneaut Lake, PA R+42
- Watson Run, PA R+39
- Littles Corners, PA R+48
- Linesville, PA R+47
- Conneautville, PA R+54
- Rundell, PA R+54
Cities with Similar Populations
- Rudyard, MT R+55
- Hanley, IA R+44
- Gurn Spring, NY R+8
- Wallops Island, VA R+16
- Wanakah, NY R+9
- Vanderbilt, TX R+74
- Gresham, NE R+68
- Juliustown, NJ R+21
- Le Raysville, PA R+61
- Graphite, NC R+10
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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.