Zephyr is a Republican stronghold. About 10% of voters here vote Democratic and 90% Republican.
About 74% of adults in Zephyr typically vote, above the U.S. average of about 62%. Among adults in Zephyr, ~7% vote Democratic, ~67% Republican, and ~26% don't vote. The map below shows estimated turnout by block group.
How Zephyr compares
Among cities within 25 miles, Zephyr leans more Republican than 31 of 33 neighbors.
Zephyr runs about 67 points more Republican than Texas as a whole.
Why Zephyr 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 Zephyr, not a ranked or complete list of what matters most.
Rural areas vote Republican. About 5% of residents in Zephyr live in densely developed areas, about 30 points below the Texas average of 35%.
Walkability and Republican lean
Places with a low walkability score tend to lean Republican; Zephyr, TX sits in the bottom quarter nationally on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in Zephyr looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Zephyr is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Blanket, TX R+78
- Early, TX R+71
- Mullin, TX R+79
- Brownwood, TX R+48
- Newburg, TX R+75
- Indian Creek, TX R+80
- Cross Cut, TX R+72
- Regency, TX R+79
- Priddy, TX R+78
- Lake Brownwood, TX R+78
Cities with Similar Populations
- Genoa, VA R+64
- Success, MS R+71
- North Topsail Beach, NC R+40
- Free Union, VA D+13
- Lake George, CO R+19
- Hospah, NM D+42
- Harsens Island, MI R+33
- Versailles, NY D+32
- Manchester, LA R+71
- Midland, OH 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.