Highland Park, Chattanooga, TN Political Map | Democrat & Republican Areas in Highland Park

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

Highland Park leans heavily Democratic by roughly 42 points: about 71% of voters vote Democratic and 29% Republican.

 

About 39% of adults in Highland Park typically vote, below the U.S. average of about 62%. Among adults in Highland Park, ~27% vote Democratic, ~11% Republican, and ~62% don't vote. The map below shows estimated turnout by block group.

How Highland Park compares

Among neighborhoods within 5 miles, Highland Park is the most Democratic-leaning.

Highland Park runs about 71 points more Democratic than Tennessee as a whole. Tennessee leans Republican overall, while Highland Park is one of the few Democratic-leaning pockets.

Politics vary noticeably by block within Highland Park. The northeast side is the most Democratic-leaning (D+57) and the southwest side is the least Democratic-leaning (D+31), a spread of about 27 points.

Why Highland Park leans the way it does

This analysis examined 14,881 data points per neighborhood to find what predicts political lean and turnout. The items below are a few correlations that stood out for Highland Park, not a ranked or complete list of what matters most.

Dense areas vote Democratic. More than 99% of residents in Highland Park live in densely developed areas, about 64 points above the U.S. average of 36%. A high never-married share predicts Democratic voting, and about 53% of adults in Highland Park have never been married, above 86% of neighborhoods. Highland Park runs against the grain of Tennessee, a Democratic-leaning pocket in a Republican-leaning state.

Preventive-care access and voter turnout

Places with limited routine preventive-care access tend to turn out at a lower rate; Highland Park, Chattanooga, TN sits in the bottom quarter nationally on this measure. Dental visits do not drive turnout; the rate reflects income, insurance, and healthcare access, which line up with who votes.

Why turnout in Highland Park looks the way it does

Areas with limited routine healthcare access turn out at lower rates. Highland Park is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 49%, about 6 points below the Tennessee average of 56%. High-crime urban areas turn out at lower rates, and Highland Park sits in the top 15% on a violent-crime measure. Learn more about the findings and methodology on the political spectrum map.

Sources and methodology

Precinct-level voting records used to fit the model come from Tennessee Secretary of State, Division 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.