West Harrison is a Republican stronghold. About 19% of voters here vote Democratic and 81% Republican.
About 86% of adults in West Harrison typically vote, above the U.S. average of about 62%. Among adults in West Harrison, ~16% vote Democratic, ~69% Republican, and ~15% don't vote. The map below shows estimated turnout by block group.
How West Harrison compares
Among cities within 25 miles, West Harrison leans more Republican than 87 of 114 neighbors.
West Harrison runs about 42 points more Republican than Indiana as a whole.
Politics vary noticeably by neighborhood within West Harrison. The northwest side is the most Republican-leaning (R+68) and the southeast side is the least Republican-leaning (R+56), a spread of about 12 points.
Why West Harrison leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in West Harrison. The lean here lands roughly where demographic data alone would predict.
Cancer-screening access and voter turnout
Places with high colon-cancer-screening access tend to turn out at a higher rate; West Harrison, IN sits in the top quarter nationally on this measure. Cancer screening does not drive turnout; it reflects income, insurance, and healthcare access.
Why turnout in West Harrison looks the way it does
Areas with strong routine healthcare access turn out at higher rates. West Harrison 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 64%, above 66% of cities. Homeowners vote more often than renters, and about 92% of households in West Harrison own their home, about 16 points above the U.S. average of 75%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Harrison, OH R+51
- St. Leon, IN R+65
- Cedar Grove, IN R+68
- Guilford, IN R+62
- Okeana, OH R+62
- Lawrenceburg, IN R+48
- Hooven, OH R+61
- Shandon, OH R+62
- Mount Carmel, IN R+68
Cities with Similar Populations
- Chepachet, RI R+16
- Winnsboro, TX R+71
- Countryside, IL D+3
- Addis, LA R+11
- Califon, NJ R+9
- Morton, PA D+9
- Tompkinsville, KY R+66
- Houghton Lake, MI R+29
- Hewlett, NY R+16
- Coupeville, WA D+19
All Local Stats
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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.