Harrison Township leans slightly Republican by roughly 12 points: about 44% of voters vote Democratic and 56% Republican.
About 83% of adults in Harrison Township typically vote, above the U.S. average of about 62%. Among adults in Harrison Township, ~37% vote Democratic, ~46% Republican, and ~17% don't vote. The map below shows estimated turnout by block group.
How Harrison Township compares
Among cities within 25 miles, Harrison Township leans more Republican than 37 of 71 neighbors.
Harrison Township runs about 10 points more Republican than Michigan as a whole.
Politics vary noticeably by neighborhood within Harrison Township. The southwest side runs the most Democratic (D+9) and the southeast side runs the most Republican (R+32), a spread of about 41 points.
Why Harrison Township 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 Harrison Township, not a ranked or complete list of what matters most.
Harrison Township votes Republican even though it is densely developed (about 72%, far above the Michigan average of 31%). State and regional patterns outweigh the Democratic lean that density usually predicts here.
Population density and Democratic lean
Places with high population density tend to lean Democratic; Harrison Township, MI sits in the top tenth nationally on this measure.
Why turnout in Harrison Township looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Harrison Township 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 71%, about 11 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and about 96% of adults in Harrison Township have completed high school, above 82% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Sebille Manor, MI R+24
- Mount Clemens, MI D+13
- Clinton Township, MI Even
- Fraser, MI R+10
- St. Clair Shores, MI R+10
- New Baltimore, MI R+25
- Roseville, MI D+7
- Macomb, MI R+28
- Eastpointe, MI D+48
- Village of Grosse Pointe Shores, MI R+14
Cities with Similar Populations
- Farragut, TN R+23
- Chantilly, VA D+21
- Hinsdale, IL D+12
- Burlington, KY R+30
- Manvel, TX D+5
- Auburn, ME Even
- Canton, MA D+26
- Abingdon, VA R+41
- Medford, NJ R+3
- Piqua, OH R+43
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.