Center Valley is a true toss-up. About 49% of voters here vote Democratic and 51% Republican.
About 90% of adults in Center Valley typically vote, above the U.S. average of about 62%. Among adults in Center Valley, ~44% vote Democratic, ~46% Republican, and ~10% don't vote. The map below shows estimated turnout by block group.
How Center Valley compares
Among cities within 25 miles, Center Valley sits roughly in the middle of the political spectrum, with 33 neighbors leaning further in the place's direction and 121 leaning the other way.
Politically, Center Valley sits close to the rest of Pennsylvania.
Politics vary noticeably by neighborhood within Center Valley. The east side runs the most Democratic (D+4) and the northwest side runs the most Republican (R+8), a spread of about 11 points.
Why Center Valley leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Center Valley. The lean here lands roughly where demographic data alone would predict.
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; Center Valley, PA sits in the top tenth nationally on this measure. Dental visits do not drive turnout; the rate reflects income, insurance, and healthcare access, which line up with who votes.
Why turnout in Center Valley looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Center Valley 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 74%, about 14 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 90% of households in Center Valley own their home, compared to around 71% in nearby cities. High high-school completion lines up with higher turnout, and about 99% of adults in Center Valley have completed high school, above 97% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Coopersburg, PA R+13
- Fountain Hill, PA D+18
- Emmaus, PA R+6
- Hellertown, PA R+9
- Allentown, PA Even
- Richlandtown, PA R+16
- Dorneyville, PA D+8
- Bethlehem, PA D+16
- Freemansburg, PA D+16
- Quakertown, PA R+15
Cities with Similar Populations
- Lonoke, AR R+47
- Carl Junction, MO R+47
- Deer Park, WA R+38
- Fort Scott, KS R+41
- Forestdale, AL D+72
- Greensboro, GA R+14
- Lambertville, MI R+25
- Princeton, IN R+41
- South Easton, MA D+12
- Clint, TX D+7
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.