Grosvenor is a Republican stronghold. About 11% of voters here vote Democratic and 89% Republican.
About 71% of adults in Grosvenor typically vote, above the U.S. average of about 62%. Among adults in Grosvenor, ~8% vote Democratic, ~63% Republican, and ~29% don't vote. The map below shows estimated turnout by block group.
How Grosvenor compares
Among cities within 25 miles, Grosvenor leans more Republican than 18 of 32 neighbors.
Grosvenor runs about 64 points more Republican than Texas as a whole.
Why Grosvenor leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Grosvenor. The lean here lands roughly where demographic data alone would predict.
Population density and Republican lean
Places with low population density tend to lean Republican; Grosvenor, TX sits in the bottom quarter nationally on this measure.
Why turnout in Grosvenor looks the way it does
Homeowners vote more often than renters. About 96% of households in Grosvenor own their home, about 22 points above the Texas average of 75%. Limited routine healthcare access lines up with lower turnout, and Grosvenor sits in the bottom quarter on routine-care measures. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Shamrock Shores, TX R+71
- Lake Shore, TX R+78
- Lake Brownwood, TX R+78
- Byrds, TX R+80
- Burkett, TX R+76
- Bangs, TX R+66
- May, TX R+72
- Cross Cut, TX R+72
- Santa Anna, TX R+70
- Brownwood, TX R+48
Cities with Similar Populations
- Case, MO R+58
- Cedar Point, IL R+17
- North Henderson, IL R+31
- Lovell, OH R+64
- Monero, NM D+33
- Pine Creek, MI R+42
- Kellytown, SC R+52
- Logsden, OR R+8
- Talmage, NE R+55
- Hysham, MT R+66
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.