Morgan County is a Republican stronghold. About 24% of voters here vote Democratic and 76% Republican.
About 75% of adults in Morgan County typically vote, above the U.S. average of about 62%. Among adults in Morgan County, ~18% vote Democratic, ~57% Republican, and ~25% don't vote. The map below shows estimated turnout by block group.
How Morgan County compares
Among counties within 50 miles, Morgan County leans more Republican than 13 of 19 neighbors.
Morgan County runs about 32 points more Republican than Indiana as a whole.
Politics vary noticeably by city within Morgan County. The southwest side is the most Republican-leaning (R+60) and the south side is the least Republican-leaning (R+45), a spread of about 15 points.
Why Morgan County leans the way it does
This analysis examined 14,881 data points per county to find what predicts political lean and turnout. The items below are a few correlations that stood out for Morgan County, not a ranked or complete list of what matters most.
Areas with many family households vote Republican. About 73% of households in Morgan County are family households, about 6 points above the U.S. average of 67%.
Homeownership and voter turnout
Places with homeowner-heavy households tend to turn out at a higher rate; Morgan County, IN sits in the top quarter nationally on this measure.
Why turnout in Morgan County looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Morgan County 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 62%, above 63% of counties. Homeowners vote more often than renters, and about 83% of households in Morgan County own their home, above 89% of counties. Learn more about the findings and methodology on the political spectrum map.
Nearby Counties
- Johnson County, IN R+35
- Hendricks County, IN R+20
- Brown County, IN R+43
- Marion County, IN D+29
- Putnam County, IN R+46
- Owen County, IN R+57
- Monroe County, IN D+29
- Shelby County, IN R+47
- Bartholomew County, IN R+30
- Boone County, IN R+19
Counties with Similar Populations
- Creek County, OK R+55
- DeKalb County, AL R+71
- Riley County, KS D+4
- Surry County, NC R+52
- Pottawatomie County, OK R+49
- Franklin County, MA D+22
- Lewis and Clark County, MT R+7
- Tooele County, UT R+45
- Christian County, KY R+21
- Boone County, IN R+19
Sources and methodology
Precinct-level voting records used to fit the model come from Indiana 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.