Eastvale leans heavily Republican by roughly 34 points: about 33% of voters vote Democratic and 67% Republican.
About 86% of adults in Eastvale typically vote, above the U.S. average of about 62%. Among adults in Eastvale, ~28% vote Democratic, ~58% Republican, and ~14% don't vote. The map below shows estimated turnout by block group.
How Eastvale compares
Among cities within 25 miles, Eastvale leans more Republican than 76 of 152 neighbors.
Eastvale runs about 33 points more Republican than Pennsylvania as a whole.
Why Eastvale 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 Eastvale, not a ranked or complete list of what matters most.
Eastvale votes Republican even though it is densely developed (about 21%, modestly below the Pennsylvania average of 33%). Here an older population outweighs the Democratic lean that density usually predicts.
Cancer-screening access and voter turnout
Places with high colon-cancer-screening access tend to turn out at a higher rate; Eastvale, PA sits in the top tenth nationally on this measure. Cancer screening does not drive turnout; it reflects income, insurance, and healthcare access.
Why turnout in Eastvale looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Eastvale 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 68%, about 8 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 97% of households in Eastvale own their home, compared to around 71% in nearby cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- West Mayfield, PA R+26
- Beaver Falls, PA R+13
- New Brighton, PA R+21
- Patterson Heights, PA R+21
- Fallston, PA R+6
- Homewood, PA R+42
- Big Beaver, PA R+40
- Bridgewater, PA R+11
- Koppel, PA R+28
- Rochester, PA R+14
Cities with Similar Populations
- Airmont, VA Even
- Yellow Creek, NC R+63
- Old Moulton, TX R+54
- Echols, TX R+63
- Teec Nos Pos, UT D+39
- Langsdale, MS D+27
- Inglenook, PA R+44
- St. Urbans, WA R+47
- Cannonville, UT R+68
- Steinmetz, MO R+61
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.