Forest Grove is a Republican stronghold. About 15% of voters here vote Democratic and 85% Republican.
About 83% of adults in Forest Grove typically vote, above the U.S. average of about 62%. Among adults in Forest Grove, ~13% vote Democratic, ~70% Republican, and ~17% don't vote. The map below shows estimated turnout by block group.
How Forest Grove compares
Among cities within 25 miles, Forest Grove leans more Republican than 50 of 73 neighbors.
Forest Grove runs about 41 points more Republican than Tennessee as a whole.
Why Forest Grove 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 Forest Grove, not a ranked or complete list of what matters most.
Areas with a high white share and below-average college attainment vote Republican. In Forest Grove, about 97% of residents are non-Hispanic white, about 25 points above the U.S. average of 72%; about 18% of adults hold a bachelor's degree, about 11 points below the U.S. average of 28%.
Walkability and Republican lean
Places with a low walkability score tend to lean Republican; Forest Grove, TN sits below the national average on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in Forest Grove looks the way it does
Turnout in Forest Grove sits close to the national pattern. Routine healthcare access, homeownership, education, and food security all land near their national averages here. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Decatur, TN R+72
- Peakland, TN R+73
- Pennine, TN R+70
- Evensville, TN R+71
- Watts Bar Dam, TN R+72
- Spring City, TN R+66
- Tranquillity, TN R+72
- Watts Bar Estates, TN R+64
- Goodfield, TN R+71
Cities with Similar Populations
- College Station, AR D+84
- Stratton, OH R+54
- Waterlily, NC R+51
- West Candor, NY R+34
- Carrabelle Beach, FL R+71
- Pilot Mountain, TN R+73
- Milo, IN R+56
- Lavaca, AL Even
- Lamourie, LA R+71
- Fence, WI R+52
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.