Lake County leans Republican by roughly 30 points: about 35% of voters vote Democratic and 65% Republican.
About 70% of adults in Lake County typically vote, above the U.S. average of about 62%. Among adults in Lake County, ~24% vote Democratic, ~46% Republican, and ~30% don't vote. The map below shows estimated turnout by block group.
How Lake County compares
Among counties within 50 miles, Lake County leans more Republican than 5 of 10 neighbors.
Lake County runs about 28 points more Republican than Michigan as a whole.
Politics vary noticeably by city within Lake County. The northeast side is the most Republican-leaning (R+50) and the south side is the least Republican-leaning (R+21), a spread of about 29 points.
Why Lake 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 Lake County, not a ranked or complete list of what matters most.
Areas with low college attainment vote Republican. About 13% of adults in Lake County hold a bachelor's degree, about 13 points below the Michigan average of 26%. Rural areas vote Republican, and Lake County sits in the bottom quarter on density (about 7%, below 89% of counties).
Walkability and Republican lean
Places with a low walkability score tend to lean Republican; Lake County, MI sits in the bottom tenth nationally on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in Lake County looks the way it does
Homeowners vote more often than renters. About 82% of households in Lake County own their home, about 7 points above the U.S. average of 75%. Learn more about the findings and methodology on the political spectrum map.
Nearby Counties
- Osceola County, MI R+46
- Mason County, MI R+20
- Wexford County, MI R+33
- Mecosta County, MI R+26
- Manistee County, MI R+18
- Oceana County, MI R+28
- Newaygo County, MI R+40
- Missaukee County, MI R+49
- Clare County, MI R+40
- Benzie County, MI R+10
Counties with Similar Populations
- Jefferson County, MT R+38
- Macon County, GA D+22
- Blackford County, IN R+49
- Fulton County, AR R+64
- Edmonson County, KY R+67
- Glades County, FL R+47
- Koochiching County, MN R+26
- Crawford County, GA R+48
- Boundary County, ID R+64
- Union County, IA R+33
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.