Hammonton leans heavily Republican by roughly 30 points: about 35% of voters vote Democratic and 65% Republican.
About 52% of adults in Hammonton typically vote, below the U.S. average of about 62%. Among adults in Hammonton, ~18% vote Democratic, ~34% Republican, and ~48% don't vote. The map below shows estimated turnout by block group.
How Hammonton compares
Among cities within 25 miles, Hammonton leans more Republican than 25 of 47 neighbors.
Hammonton runs about 50 points more Republican than California as a whole. California leans Democratic overall, while Hammonton is one of the few Republican-leaning pockets.
Politics vary noticeably by neighborhood within Hammonton. The west side is the most Republican-leaning (R+38) and the south side is the least Republican-leaning (R+13), a spread of about 25 points.
Why Hammonton 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 Hammonton, not a ranked or complete list of what matters most.
Hammonton votes against the grain of California. California leans Democratic overall, while Hammonton runs about 50 points more Republican.
Population density and Republican lean
Places with low population density tend to lean Republican; Hammonton, CA sits below the national average on this measure.
Why turnout in Hammonton looks the way it does
Renters vote less often than owners. About 37% of households in Hammonton rent, about 12 points above the U.S. average of 25%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Linda, CA R+9
- Marysville, CA R+12
- Beale Afb, CA R+16
- Olivehurst, CA R+11
- Smartville, CA R+30
- Browns Valley, CA R+35
- Wheatland, CA R+37
- Yuba City, CA R+20
- Loma Rica, CA R+38
- Plumas Lake, CA R+26
Cities with Similar Populations
- Allentown, FL R+74
- Cheneyboro, TX R+69
- Westwood, PA D+19
- Coleman, MD R+6
- Lily Grove, TN R+66
- Antimony, UT R+71
- Hilbert Junction, WI R+49
- Lindrith, NM R+5
- Cotton Lake, TN R+13
- Chain-O-Lakes, IN R+6
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Sources and methodology
Precinct-level voting records used to fit the model come from California Secretary of State, 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.