Niles leans slightly Republican by roughly 14 points: about 43% of voters vote Democratic and 57% Republican.
About 82% of adults in Niles typically vote, above the U.S. average of about 62%. Among adults in Niles, ~35% vote Democratic, ~47% Republican, and ~18% don't vote. The map below shows estimated turnout by block group.
How Niles compares
Among cities within 25 miles, Niles leans more Republican than 21 of 75 neighbors.
Niles runs about 13 points more Republican than Michigan as a whole.
Politics vary noticeably by neighborhood within Niles. The southeast side is the most split-leaning (R+27) and the north side is the least split-leaning (R+3), a spread of about 24 points.
Why Niles 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 Niles, not a ranked or complete list of what matters most.
Niles votes Republican even though it is densely developed (about 57%, well above the Michigan average of 31%). State and regional patterns outweigh the Democratic lean that density usually predicts here.
Paved land cover and Democratic lean
Places with extensive paved surfaces tend to lean Democratic; Niles, MI sits in the top quarter nationally on this measure. Paved ground does not change how people vote; it mostly reflects how urban and built-up a place is.
Why turnout in Niles looks the way it does
Turnout in Niles 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
- Sumnerville, MI R+35
- Buchanan, MI R+22
- Roseland, IN D+24
- Pennellwood, MI R+27
- Granger, IN R+9
- Dailey, MI R+35
- Notre Dame, IN D+38
- Kessington, MI R+33
- Berrien Center, MI R+25
- South Bend, IN D+22
Cities with Similar Populations
- Harker Heights, TX Even
- Huntington, NY D+8
- San Luis, AZ D+5
- Pekin, IL R+25
- Greenfield, IN R+38
- Havertown, PA D+22
- Fairbanks, AK D+5
- Sylvania, OH Even
- La Porte, TX R+36
- Desert Hot Springs, CA D+13
Sources and methodology
Precinct-level voting records used to fit the model come from Michigan Department 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.