Fort Monmouth leans slightly Republican by roughly 6 points: about 47% of voters vote Democratic and 53% Republican.
About 56% of adults in Fort Monmouth typically vote, below the U.S. average of about 62%. Among adults in Fort Monmouth, ~26% vote Democratic, ~30% Republican, and ~44% don't vote. The map below shows estimated turnout by block group.
How Fort Monmouth compares
Among cities within 25 miles, Fort Monmouth leans more Republican than 45 of 119 neighbors.
Fort Monmouth runs about 12 points more Republican than New Jersey as a whole.
Why Fort Monmouth 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 Fort Monmouth, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 85% of residents in Fort Monmouth drive to work alone, about 11 points above the U.S. average of 74%.
Homeownership and voter turnout
Places with renter-heavy households tend to turn out at a lower rate; Fort Monmouth, NJ sits in the bottom tenth nationally on this measure.
Why turnout in Fort Monmouth looks the way it does
Renters vote less often than owners. About 74% of households in Fort Monmouth rent, about 49 points above the U.S. average of 25%. Low high-school completion lines up with lower turnout, and about 78% of adults in Fort Monmouth have completed high school, below 93% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Eatontown, NJ Even
- Shrewsbury, NJ R+6
- Oceanport, NJ R+22
- Little Silver, NJ D+3
- West Long Branch, NJ R+28
- Long Branch, NJ D+9
- Red Bank, NJ D+9
- Fair Haven, NJ D+7
- Oakhurst, NJ R+26
- Tinton Falls, NJ Even
Cities with Similar Populations
- Ranier, MN R+27
- White Plains, AL R+82
- Nespelem Community, WA D+54
- Birch River, WV R+59
- Gilsonite, CO R+49
- Hanover, WI R+23
- Baileyville, IL R+46
- Katesville, NC D+29
- Paradise Valley, PA R+23
- Lippincotts, OH R+61
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.