Lexington leans heavily Republican by roughly 40 points: about 30% of voters vote Democratic and 70% Republican.
About 87% of adults in Lexington typically vote, above the U.S. average of about 62%. Among adults in Lexington, ~26% vote Democratic, ~61% Republican, and ~13% don't vote. The map below shows estimated turnout by block group.
How Lexington compares
Among cities within 25 miles, Lexington leans more Republican than 14 of 54 neighbors.
Lexington runs about 51 points more Republican than Illinois as a whole. Illinois leans Democratic overall, while Lexington is one of the few Republican-leaning pockets.
Politics vary noticeably by neighborhood within Lexington. The southeast side is the most Republican-leaning (R+49) and the north side is the least Republican-leaning (R+36), a spread of about 13 points.
Why Lexington leans the way it does
This analysis examined 14,881 data points per city to find what predicts political lean and turnout. The items below are a few correlations that stood out for Lexington, not a ranked or complete list of what matters most.
Lexington votes against the grain of Illinois. Illinois leans Democratic overall, while Lexington runs about 51 points more Republican.
High-school completion, uninsured rate, and voter turnout
Places that combine high-school-completion-heavy adults and a low uninsured rate tend to turn out at a higher rate, as Lexington, IL does.
Why turnout in Lexington looks the way it does
Areas with high high-school completion turn out at higher rates. About 97% of adults in Lexington have completed high school, about 7 points above the U.S. average of 90%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Towanda, IL R+32
- Meadows, IL R+53
- Cooksville, IL R+51
- Chenoa, IL R+38
- Gridley, IL R+47
- Hudson, IL R+36
- Colfax, IL R+36
- Weston, IL R+52
- Kappa, IL R+46
- Ocoya, IL R+53
Cities with Similar Populations
- Richfield, NC R+64
- Monmouth, ME R+21
- Hemphill, TX R+59
- Bridgeport, WA R+4
- Westfield, NC R+60
- Arlington, VT D+16
- Little River, TX R+57
- Buckhead, GA R+58
- Hyde Park, VT R+12
- La Mesa, NM Even
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.