Mount Hermon leans heavily Republican by roughly 36 points: about 32% of voters vote Democratic and 68% Republican.
About 75% of adults in Mount Hermon typically vote, above the U.S. average of about 62%. Among adults in Mount Hermon, ~24% vote Democratic, ~51% Republican, and ~25% don't vote. The map below shows estimated turnout by block group.
How Mount Hermon compares
Among cities within 25 miles, Mount Hermon leans more Republican than 145 of 158 neighbors.
Mount Hermon runs about 41 points more Republican than New Jersey as a whole. New Jersey leans Democratic overall, while Mount Hermon is one of the few Republican-leaning pockets.
Why Mount Hermon 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 Mount Hermon, not a ranked or complete list of what matters most.
Mount Hermon votes against the grain of New Jersey. New Jersey leans Democratic overall, while Mount Hermon runs about 41 points more Republican.
Cancer-screening access and voter turnout
Places with high colon-cancer-screening access tend to turn out at a higher rate; Mount Hermon, NJ sits in the top quarter nationally on this measure. Cancer screening does not drive turnout; it reflects income, insurance, and healthcare access.
Why turnout in Mount Hermon looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Mount Hermon 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 70%, about 10 points above the U.S. average of 60%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Hope, NJ R+32
- Columbia, NJ R+35
- Delaware, NJ R+40
- Blairstown, NJ R+31
- Buttzville, NJ R+37
- Hainesburg, NJ R+34
- Portland, PA R+34
- Walnut Valley, NJ R+32
- Great Meadows, NJ R+28
- Bridgeville, NJ R+41
Cities with Similar Populations
- Villa Grove, CO R+19
- Fishers, NY D+9
- Last Chance, IA R+51
- Bickleton, WA R+45
- Kenmar, PA R+41
- Marsh, MT R+73
- Padua, IL R+40
- Fields, OH R+16
- Johnsons Chapel, TN R+62
- Steelmantown, NJ R+33
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Sources and methodology
Precinct-level voting records used to fit the model come from New Jersey Division 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.