Birchwood is a Republican stronghold. About 17% of voters here vote Democratic and 83% Republican.
About 74% of adults in Birchwood typically vote, above the U.S. average of about 62%. Among adults in Birchwood, ~13% vote Democratic, ~61% Republican, and ~26% don't vote. The map below shows estimated turnout by block group.
How Birchwood compares
Among cities within 25 miles, Birchwood leans more Republican than 28 of 66 neighbors.
Birchwood runs about 37 points more Republican than Tennessee as a whole.
Why Birchwood leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Birchwood. The lean here lands roughly where demographic data alone would predict.
Homeownership and voter turnout
Places with homeowner-heavy households tend to turn out at a higher rate; Birchwood, TN sits in the top quarter nationally on this measure.
Why turnout in Birchwood looks the way it does
Homeowners vote more often than renters. About 92% of households in Birchwood own their home, about 15 points above the Tennessee average of 77%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Georgetown, TN R+72
- Sale Creek, TN R+63
- Soddy-Daisy, TN R+55
- Lamontville, TN R+73
- Flat Top Mountain, TN R+70
- Lakesite, TN R+47
- Harrison, TN R+43
- Graysville, TN R+66
- McDonald, TN R+62
- Cleveland, TN R+44
Cities with Similar Populations
- Portageville, MO R+43
- Narrows, VA R+60
- Oakbrook Terrace, IL D+15
- Anna, OH R+71
- Liberty Center, OH R+56
- Moss Landing, CA D+16
- Mesquite, NM R+3
- McLendon-Chisholm, TX R+52
- Carmel-By-The-Sea, CA D+44
- Waymart, PA R+42
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.