Plum Grove leans heavily Republican by roughly 38 points: about 31% of voters vote Democratic and 69% Republican.
About 39% of adults in Plum Grove typically vote, below the U.S. average of about 62%. Among adults in Plum Grove, ~12% vote Democratic, ~27% Republican, and ~61% don't vote. The map below shows estimated turnout by block group.
How Plum Grove compares
Among cities within 25 miles, Plum Grove leans more Republican than 11 of 37 neighbors.
Plum Grove runs about 25 points more Republican than Texas as a whole.
Politics vary noticeably by neighborhood within Plum Grove. The west side is the most Republican-leaning (R+66) and the northeast side is the least Republican-leaning (R+21), a spread of about 46 points.
Why Plum 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 Plum Grove, not a ranked or complete list of what matters most.
Areas with low college attainment vote Republican. About 9% of adults in Plum Grove hold a bachelor's degree, about 17 points below the Texas average of 26%. Dense places usually vote Democratic, but Plum Grove runs against that pattern. A high family-household share predicts Republican voting, and about 85% of households in Plum Grove are family households, above 97% of cities.
High-school completion, developed land, and voter turnout
Places that combine low high-school-completion share and a heavily developed built environment tend to turn out at a lower rate, as Plum Grove, TX does.
Why turnout in Plum Grove looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Plum Grove 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 36%, about 17 points below the Texas average of 54%. Low high-school completion lines up with lower turnout, and about 64% of adults in Plum Grove have completed high school, in the bottom fraction of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Splendora, TX R+60
- Patton Village, TX R+50
- Roman Forest, TX R+45
- Woodbranch, TX R+52
- Cleveland, TX R+44
- New Caney, TX R+38
- Walden Woods, TX R+48
- North Cleveland, TX R+44
- Macedonia, TX R+86
- Evergreen, TX R+87
Cities with Similar Populations
- Dyer, TN R+58
- Moreland Hills, OH D+22
- Linden, CA R+38
- Sparks, GA R+31
- Elim, PA R+23
- Pine City, NY R+33
- Kiefer, OK R+58
- Elsie, MI R+36
- Winchester, OR R+21
- Somis, CA R+13
Sources and methodology
Precinct-level voting records used to fit the model come from Texas Secretary of State, Elections Division, 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.