Moro leans heavily Republican by roughly 34 points: about 33% of voters vote Democratic and 67% Republican.
About 94% of adults in Moro typically vote, above the U.S. average of about 62%. Among adults in Moro, ~31% vote Democratic, ~63% Republican, and ~6% don't vote. The map below shows estimated turnout by block group.
How Moro compares
Among cities within 25 miles, Moro leans more Republican than 86 of 139 neighbors.
Moro runs about 46 points more Republican than Illinois as a whole. Illinois leans Democratic overall, while Moro is one of the few Republican-leaning pockets.
Politics vary noticeably by neighborhood within Moro. The northeast side is the most Republican-leaning (R+39) and the west side is the least Republican-leaning (R+29), a spread of about 10 points.
Why Moro 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 Moro, not a ranked or complete list of what matters most.
Moro votes against the grain of Illinois. Illinois leans Democratic overall, while Moro runs about 46 points more Republican. Dense places usually vote Democratic, but Moro runs against that pattern.
Population density and Democratic lean
Places with high population density tend to lean Democratic; Moro, IL sits in the top quarter nationally on this measure.
Why turnout in Moro looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Moro 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 68%, about 8 points above the U.S. average of 60%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Bethalto, IL R+27
- Holiday Shores, IL R+35
- Cottage Hills, IL R+24
- Dorsey, IL R+39
- Fosterburg, IL R+42
- Rosewood Heights, IL R+30
- East Alton, IL R+20
- Wood River, IL R+20
- Wanda, IL R+29
- Roxana, IL R+22
Cities with Similar Populations
- South Bloomfield, OH R+49
- Copperhill, TN R+71
- Hilham, TN R+71
- Britt, IA R+37
- Malaga, WA R+39
- Rio, WI R+21
- Sugar Grove, NC R+29
- Crumpler, NC R+53
- Rock Hill, NY R+9
- Pink, OK R+67
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Sources and methodology
Precinct-level voting records used to fit the model come from Illinois State Board of 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.