New Haven is a Republican stronghold. About 22% of voters here vote Democratic and 78% Republican.
About 81% of adults in New Haven typically vote, above the U.S. average of about 62%. Among adults in New Haven, ~18% vote Democratic, ~63% Republican, and ~19% don't vote. The map below shows estimated turnout by block group.
How New Haven compares
Among cities within 25 miles, New Haven leans more Republican than 29 of 66 neighbors.
New Haven runs about 38 points more Republican than Missouri as a whole.
Politics vary noticeably by neighborhood within New Haven. The south side is the most Republican-leaning (R+65) and the northeast side is the least Republican-leaning (R+47), a spread of about 18 points.
Why New Haven 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 New Haven, not a ranked or complete list of what matters most.
Areas with many family households vote Republican. About 77% of households in New Haven are family households, about 10 points above the U.S. average of 67%.
Frequent mental distress and voter turnout
Places with a low frequent-mental-distress rate tend to turn out at a higher rate; New Haven, MO sits in the bottom tenth nationally on this measure. Reported mental distress does not drive turnout; it reflects economic and health conditions tied to voting.
Why turnout in New Haven looks the way it does
Turnout in New Haven sits close to the national pattern. Routine healthcare access, homeownership, education, and food security all land near their national averages here. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Port Hudson, MO R+55
- Dissen, MO R+64
- Kiel, MO R+64
- Etlah, MO R+65
- Dundee, MO R+63
- Holstein, MO R+58
- Peers, MO R+58
- Lyon, MO R+64
- Detmold, MO R+63
- Bernheimer, MO R+56
Cities with Similar Populations
- Peach Bottom, PA R+59
- Palmyra, VA R+26
- North Shore, LA D+22
- Clearlake Oaks, CA Even
- Lakehurst, NJ R+18
- Ekron, KY R+56
- Centerville, MN R+7
- Chester, WV R+51
- North Hampton, NH D+7
- Camden, NC R+47
All Local Stats
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Sources and methodology
Precinct-level voting records used to fit the model come from Missouri 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.