Mount Juliet leans heavily Republican by roughly 34 points: about 33% of voters vote Democratic and 67% Republican.
About 83% of adults in Mount Juliet typically vote, above the U.S. average of about 62%. Among adults in Mount Juliet, ~27% vote Democratic, ~56% Republican, and ~17% don't vote. The map below shows estimated turnout by block group.
How Mount Juliet compares
Among cities within 25 miles, Mount Juliet leans more Republican than 19 of 49 neighbors.
Politically, Mount Juliet sits close to the rest of Tennessee.
Politics vary noticeably by neighborhood within Mount Juliet. The northeast side is the most Republican-leaning (R+49) and the south side is the least Republican-leaning (R+23), a spread of about 27 points.
Why Mount Juliet 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 Mount Juliet, not a ranked or complete list of what matters most.
Mount Juliet votes Republican even though it is densely developed (about 54%, far above the Tennessee average of 21%). State and regional patterns outweigh the Democratic lean that density usually predicts here. A high family-household share predicts Republican voting, and about 76% of households in Mount Juliet are family households, above 79% of cities.
High-school completion and voter turnout
Places with high-school-completion-heavy adults tend to turn out at a higher rate; Mount Juliet, TN sits in the top quarter nationally on this measure.
Why turnout in Mount Juliet looks the way it does
Areas with high high-school completion turn out at higher rates. About 96% of adults in Mount Juliet have completed high school, about 9 points above the Tennessee average of 88%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Green Hill, TN R+39
- Hermitage, TN D+10
- Old Hickory, TN R+18
- Suggs Creek, TN R+46
- Cairo Bend, TN R+43
- Laguardo, TN R+51
- Lakewood, TN R+10
- Hendersonville, TN R+33
- Gladeville, TN R+53
- Lebanon, TN R+40
Cities with Similar Populations
- Palm Beach Gardens, FL R+13
- Lansdale, PA D+18
- Midwest City, OK D+7
- South Whittier, CA D+20
- Kettering, OH R+4
- Medford, MA D+46
- Westminster, MD R+23
- Carrollton, GA R+23
- Murray, UT D+20
- Twin Falls, ID R+36
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.