Olive Branch leans heavily Republican by roughly 40 points: about 30% of voters vote Democratic and 70% Republican.
About 78% of adults in Olive Branch typically vote, above the U.S. average of about 62%. Among adults in Olive Branch, ~23% vote Democratic, ~54% Republican, and ~23% don't vote. The map below shows estimated turnout by block group.
How Olive Branch compares
Among cities within 25 miles, Olive Branch leans more Republican than 59 of 115 neighbors.
Olive Branch runs about 9 points more Republican than Kentucky as a whole.
Why Olive Branch leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Olive Branch. The lean here lands roughly where demographic data alone would predict.
Park access and Republican lean
Places with low park coverage tend to lean Republican; Olive Branch, KY sits in the bottom tenth nationally on this measure. Park access does not change how people vote; it tends to track denser, higher-income areas.
Why turnout in Olive Branch looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Olive Branch 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 70%, about 10 points above the U.S. average of 60%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Shelbyville, KY R+26
- Figg, KY R+47
- Southville, KY R+54
- Joyes, KY R+35
- Middletown Heights, KY R+34
- Finchville, KY R+43
- Montclair, KY R+33
- Clay Village, KY R+50
- Veechdale, KY R+40
- Simpsonville, KY R+32
Cities with Similar Populations
- Buffalo, IL R+50
- Packwaukee, WI R+37
- Orlean, VA R+20
- Mullen, NE R+80
- Loraine, IL R+69
- Huron, IN R+62
- Bigelow, MN R+58
- Thornton, AR R+58
- Otterville, IL R+51
- White Hall, WV R+38
Sources and methodology
Precinct-level voting records used to fit the model come from Kentucky 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.