Calvin is a Republican stronghold. About 15% of voters here vote Democratic and 85% Republican.
About 70% of adults in Calvin typically vote, above the U.S. average of about 62%. Among adults in Calvin, ~11% vote Democratic, ~59% Republican, and ~30% don't vote. The map below shows estimated turnout by block group.
How Calvin compares
Among cities within 25 miles, Calvin leans more Republican than 71 of 128 neighbors.
Calvin runs about 67 points more Republican than Pennsylvania as a whole.
Why Calvin 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 Calvin, not a ranked or complete list of what matters most.
Areas with a high white share and below-average college attainment vote Republican. In Calvin, about 96% of residents are non-Hispanic white, about 23 points above the U.S. average of 72%; about 13% of adults hold a bachelor's degree, about 13 points below the Pennsylvania average of 26%.
Paved land cover and Republican lean
Places with little paved surface tend to lean Republican; Calvin, PA sits below the national average 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 Calvin looks the way it does
Turnout in Calvin sits close to the national pattern. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Cassville, PA R+70
- Colfax, PA R+69
- Todd, PA R+68
- Mapleton Depot, PA R+70
- Mapleton, PA R+69
- Knightsville, PA R+71
- Marklesburg, PA R+62
- Entriken, PA R+63
- Hesston, PA R+60
- Russellville, PA R+67
Cities with Similar Populations
- Stella, NE R+60
- Stelvideo, OH R+68
- Kneece, SC R+39
- Kelloggsville, NY R+35
- Chambers, NY R+39
- Powers, IN R+62
- Mole Lake, WI R+25
- Metea, IN R+59
- Melvin Mills, NH D+4
- Ross, WI R+13
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.