Holland Mill is a Republican stronghold. About 17% of voters here vote Democratic and 83% Republican.
About 60% of adults in Holland Mill typically vote, near the U.S. average of about 62%. Among adults in Holland Mill, ~10% vote Democratic, ~49% Republican, and ~41% don't vote. The map below shows estimated turnout by block group.
How Holland Mill compares
Among cities within 25 miles, Holland Mill leans more Republican than 17 of 69 neighbors.
Holland Mill runs about 36 points more Republican than Tennessee as a whole.
Why Holland Mill leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Holland Mill. The lean here lands roughly where demographic data alone would predict.
Park access and Republican lean
Places with low park coverage tend to lean Republican; Holland Mill, TN sits in the bottom tenth nationally on this measure. Park access does not change how people vote; it tends to track denser, higher-income areas.
Why turnout in Holland Mill looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Holland Mill 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 50%, about 6 points below the Tennessee average of 56%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Baileyton, TN R+65
- Jearoldstown, TN R+70
- Goshen, TN R+75
- Union Temple, TN R+71
- Brittontown, TN R+73
- Christian Bend, TN R+73
- Honeycutt, TN R+74
- Horse Creek, TN R+69
- Afton, TN R+69
- Stony Point, TN R+70
Cities with Similar Populations
- Turin, IA R+48
- Megargel, TX R+81
- Broadway, PA R+52
- Heman, ID R+74
- Braddyville, IA R+58
- Sandusky, IN R+67
- Steen Town, NC R+26
- Wrights, IL R+65
- South Elm, TX R+69
- South Lubec, ME R+17
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.