Sulphur Springs leans heavily Republican by roughly 44 points: about 28% of voters vote Democratic and 72% Republican.
About 61% of adults in Sulphur Springs typically vote, near the U.S. average of about 62%. Among adults in Sulphur Springs, ~17% vote Democratic, ~44% Republican, and ~39% don't vote. The map below shows estimated turnout by block group.
How Sulphur Springs compares
Among cities within 25 miles, Sulphur Springs leans more Republican than 1 of 56 neighbors.
Sulphur Springs runs about 30 points more Republican than Texas as a whole.
Politics vary noticeably by neighborhood within Sulphur Springs. The northwest side is the most Republican-leaning (R+62) and the east side is the least Republican-leaning (R+6), a spread of about 57 points.
Why Sulphur Springs 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 Sulphur Springs, not a ranked or complete list of what matters most.
Sulphur Springs votes Republican even though it is densely developed (about 56%, well above the Texas average of 35%). State and regional patterns outweigh the Democratic lean that density usually predicts here.
Homeownership and voter turnout
Places with renter-heavy households tend to turn out at a lower rate; Sulphur Springs, TX sits in the bottom tenth nationally on this measure.
Why turnout in Sulphur Springs looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Sulphur Springs is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. Renters vote less often than owners, and about 42% of households in Sulphur Springs rent, compared to around 15% in nearby cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Arbala, TX R+68
- Martin Springs, TX R+74
- Thermo, TX R+76
- Mahoney, TX R+71
- Brashear, TX R+74
- Greenview, TX R+74
- Hatchetville, TX R+77
- Birthright, TX R+78
- Como, TX R+76
- Reilly Springs, TX R+75
Cities with Similar Populations
- Five Forks, SC R+29
- Southbridge Town, MA D+5
- Wasilla, AK R+25
- Tillmans Corner, AL R+37
- Bellefontaine, OH R+40
- Pell City, AL R+66
- Dumont, NJ Even
- Collingswood, NJ D+47
- Jamestown, NC D+18
- Effingham, IL R+47
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.