Romulus leans Democratic by roughly 26 points: about 63% of voters vote Democratic and 37% Republican.
About 78% of adults in Romulus typically vote, above the U.S. average of about 62%. Among adults in Romulus, ~49% vote Democratic, ~29% Republican, and ~22% don't vote. The map below shows estimated turnout by block group.
How Romulus compares
Among cities within 25 miles, Romulus leans more Democratic than 64 of 83 neighbors.
Romulus runs about 27 points more Democratic than Michigan as a whole. Michigan is roughly evenly split, and Romulus sits clearly on the Democratic side.
Politics vary noticeably by neighborhood within Romulus. The north side runs the most Democratic (D+62) and the southwest side runs the most Republican (R+29), a spread of about 91 points.
Why Romulus 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 Romulus, not a ranked or complete list of what matters most.
Dense areas vote Democratic. About 75% of residents in Romulus live in densely developed areas, about 39 points above the U.S. average of 36%. A high never-married share predicts Democratic voting, and about 37% of adults in Romulus have never been married, above 91% of cities. Romulus runs against the grain of Michigan, a Democratic-leaning outlier in a roughly evenly split state.
Developed land and Democratic lean
Places with a heavily developed built environment tend to lean Democratic; Romulus, MI sits in the top tenth nationally on this measure. Developed land does not change how people vote; it mostly reflects how urban a place is.
Why turnout in Romulus looks the way it does
Turnout in Romulus 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
- Taylor, MI D+6
- Wayne, MI D+16
- New Boston, MI R+27
- Inkster, MI D+71
- Belleville, MI D+11
- Westland, MI D+15
- Woodhaven, MI R+6
- Allen Park, MI R+3
- Southgate, MI Even
- Flat Rock, MI R+12
Cities with Similar Populations
- Dublin, GA R+6
- Sedalia, MO R+37
- Milford, OH R+29
- Pineville, LA R+44
- West Falls Church, VA D+43
- Dover, NH D+22
- Dracut, MA Even
- Pueblo West, CO R+28
- Henderson, KY R+25
- Des Moines, WA D+31
All Local Stats
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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.