Johnson City, KS Political Map | Democrat & Republican Areas in Johnson City

By the BestNeighborhood data science team. Last updated May 2026.

Johnson City leans heavily Republican by roughly 40 points: about 30% of voters vote Democratic and 70% Republican.

 

About 60% of adults in Johnson City typically vote, near the U.S. average of about 62%. Among adults in Johnson City, ~18% vote Democratic, ~42% Republican, and ~40% don't vote. The map below shows estimated turnout by block group.

How Johnson City compares

Among cities within 25 miles, Johnson City is the least Republican-leaning.

Johnson City runs about 23 points more Republican than Kansas as a whole.

Politics vary noticeably by neighborhood within Johnson City. The southwest side is the most Republican-leaning (R+74) and the southeast side is the least Republican-leaning (R+36), a spread of about 38 points.

Why Johnson City 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 Johnson City, not a ranked or complete list of what matters most.

Johnson City votes Republican even though it is densely developed (about 80%, far above the Kansas average of 19%). State and regional patterns outweigh the Democratic lean that density usually predicts here.

High-school completion, developed land, and voter turnout

Places that combine low high-school-completion share and a heavily developed built environment tend to turn out at a lower rate, as Johnson City, KS does.

Why turnout in Johnson City looks the way it does

Areas with limited routine healthcare access turn out at lower rates. Johnson City is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. High food insecurity lines up with lower turnout, and about 20% of adults in Johnson City report food insecurity, above 82% of cities. Low high-school completion lines up with lower turnout, and about 78% of adults in Johnson City have completed high school, below 93% of cities. Learn more about the findings and methodology on the political spectrum map.

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Sources and methodology

Precinct-level voting records used to fit the model come from Kansas 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.