New Derry leans heavily Republican by roughly 48 points: about 26% of voters vote Democratic and 74% Republican.
About 77% of adults in New Derry typically vote, above the U.S. average of about 62%. Among adults in New Derry, ~20% vote Democratic, ~57% Republican, and ~23% don't vote. The map below shows estimated turnout by block group.
How New Derry compares
Among cities within 25 miles, New Derry leans more Republican than 91 of 174 neighbors.
New Derry runs about 46 points more Republican than Pennsylvania as a whole.
Why New Derry leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in New Derry. The lean here lands roughly where demographic data alone would predict.
Housing overcrowding and voter turnout
Places with low overcrowding tend to turn out at a higher rate; New Derry, PA sits in the bottom tenth nationally on this measure.
Why turnout in New Derry looks the way it does
Turnout in New Derry sits close to the national pattern. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Derry, PA R+39
- Bradenville, PA R+42
- Seger, PA R+52
- Loyalhanna, PA R+36
- Hillside, PA R+48
- Torrance, PA R+46
- Shieldsburg, PA R+46
- McCance, PA R+39
- Latrobe, PA R+29
- Youngstown, PA R+39
Cities with Similar Populations
- Dale, OK R+63
- Etna, ME R+42
- Lenwood, CA R+23
- Rio Frio, TX R+68
- East Corinth, VT R+9
- Arkansaw, WI R+32
- Benton, OH R+75
- Plato, MN R+56
- Jarreau, LA R+66
- Reynolds, ND R+43
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.