Livingston County leans heavily Republican by roughly 38 points: about 31% of voters vote Democratic and 69% Republican.
About 76% of adults in Livingston County typically vote, above the U.S. average of about 62%. Among adults in Livingston County, ~24% vote Democratic, ~53% Republican, and ~23% don't vote. The map below shows estimated turnout by block group.
How Livingston County compares
Among counties within 50 miles, Livingston County leans more Republican than 6 of 9 neighbors.
Livingston County runs about 49 points more Republican than Illinois as a whole. Illinois leans Democratic overall, while Livingston County is one of the few Republican-leaning pockets.
Politics vary noticeably by city within Livingston County. The southwest side is the most Republican-leaning (R+58) and the northeast side is the least Republican-leaning (R+27), a spread of about 31 points.
Why Livingston 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 Livingston County, not a ranked or complete list of what matters most.
Livingston County votes against the grain of Illinois. Illinois leans Democratic overall, while Livingston County runs about 49 points more Republican.
Paved land cover and Democratic lean
Places with extensive paved surfaces tend to lean Democratic; Livingston County, IL sits above the national average on this measure. Paved ground does not change how people vote; it mostly reflects how urban and built-up a place is.
Why turnout in Livingston County looks the way it does
Turnout in Livingston County sits close to the national pattern. Routine healthcare access, homeownership, education, and food security all land near their national averages here. Learn more about the findings and methodology on the political spectrum map.
Nearby Counties
- Ford County, IL R+40
- Grundy County, IL R+26
- McLean County, IL D+5
- LaSalle County, IL R+21
- Woodford County, IL R+40
- Iroquois County, IL R+48
- Marshall County, IL R+37
- Kankakee County, IL R+9
- Putnam County, IL R+28
- Will County, IL D+6
Counties with Similar Populations
- Adams County, IN R+60
- Washington County, TX R+37
- Sioux County, IA R+55
- Hill County, TX R+58
- Floyd County, KY R+61
- Greene County, PA R+43
- Greenup County, KY R+52
- Miami County, IN R+45
- Fannin County, TX R+58
- Cocke County, TN R+65
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.