Renfrew leans heavily Republican by roughly 38 points: about 31% of voters vote Democratic and 69% Republican.
About 88% of adults in Renfrew typically vote, above the U.S. average of about 62%. Among adults in Renfrew, ~27% vote Democratic, ~61% Republican, and ~12% don't vote. The map below shows estimated turnout by block group.
How Renfrew compares
Among cities within 25 miles, Renfrew leans more Republican than 98 of 181 neighbors.
Renfrew runs about 35 points more Republican than Pennsylvania as a whole.
Why Renfrew 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 Renfrew, not a ranked or complete list of what matters most.
Renfrew votes Republican even though it is densely developed (about 23%, modestly below the Pennsylvania average of 33%). State and regional patterns outweigh the Democratic lean that density usually predicts here.
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; Renfrew, PA sits in the top quarter 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 Renfrew looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Renfrew 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 69%, about 9 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and about 96% of adults in Renfrew have completed high school, above 83% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Connoquenessing, PA R+39
- Meridian, PA R+36
- Nixon, PA R+39
- Oak Hills, PA R+22
- Lyndora, PA R+21
- Haysville, PA R+37
- Evans City, PA R+33
- Watters, PA R+38
- Homeacre-Lyndora, PA R+22
- Butler, PA R+29
Cities with Similar Populations
- Alfred, NY R+5
- Loudonville, OH R+55
- Assonet, MA R+14
- Newcastle, WY R+64
- Elk, WA R+43
- Hollis Center, ME R+30
- Nunica, MI R+32
- Lavaca, AR R+65
- Landis, NC R+34
- West Liberty, OH R+56
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.