Arrington leans heavily Republican by roughly 44 points: about 28% of voters vote Democratic and 72% Republican.
About 76% of adults in Arrington typically vote, above the U.S. average of about 62%. Among adults in Arrington, ~21% vote Democratic, ~55% Republican, and ~24% don't vote. The map below shows estimated turnout by block group.
How Arrington compares
Among cities within 25 miles, Arrington leans more Republican than 19 of 58 neighbors.
Arrington runs about 14 points more Republican than Tennessee as a whole.
Politics vary noticeably by neighborhood within Arrington. The south side is the most Republican-leaning (R+49) and the southeast side is the least Republican-leaning (R+34), a spread of about 15 points.
Why Arrington 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 Arrington, not a ranked or complete list of what matters most.
Areas with many family households vote Republican. About 77% of households in Arrington are family households, about 10 points above the U.S. average of 67%.
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; Arrington, TN sits in the top 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 Arrington looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Arrington is in the top quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 69%, about 9 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and about 96% of adults in Arrington have completed high school, above 86% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Patterson, TN R+46
- Nolensville, TN R+29
- Smyrna, TN R+16
- College Grove, TN R+51
- Rockvale, TN R+51
- Rudderville, TN R+48
- Eagleville, TN R+58
- La Vergne, TN D+6
- Peytonsville, TN R+44
- Murfreesboro, TN R+14
Cities with Similar Populations
- Jay, OK R+57
- Dawson, GA D+38
- Summerland Key, FL R+27
- Derby, NY R+19
- Uhland, TX D+3
- West Berlin, NJ Even
- Whiteville, TN D+6
- Silt, CO R+29
- Mount Carmel, TN R+61
- Lucerne Valley, CA R+35
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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.