Jim Wells County leans slightly Republican by roughly 14 points: about 43% of voters vote Democratic and 57% Republican.
About 59% of adults in Jim Wells County typically vote, near the U.S. average of about 62%. Among adults in Jim Wells County, ~25% vote Democratic, ~34% Republican, and ~41% don't vote. The map below shows estimated turnout by block group.
How Jim Wells County compares
Among counties within 50 miles, Jim Wells County leans more Republican than 5 of 9 neighbors.
Politically, Jim Wells County sits close to the rest of Texas.
Politics vary noticeably by city within Jim Wells County. The northeast side is the most split-leaning (R+49) and the southeast side is the least split-leaning (R+2), a spread of about 47 points.
Why Jim Wells County leans the way it does
This analysis examined 14,881 data points per county to find what predicts political lean and turnout. The items below are a few correlations that stood out for Jim Wells County, not a ranked or complete list of what matters most.
Areas with low college attainment vote Republican. About 15% of adults in Jim Wells County hold a bachelor's degree, about 10 points below the Texas average of 26%. Dense places usually vote Democratic, but Jim Wells County runs against that pattern. A high family-household share predicts Republican voting, and about 75% of households in Jim Wells County are family households, above 95% of counties.
Cancer-screening access and voter turnout
Places with low colon-cancer-screening access tend to turn out at a lower rate; Jim Wells County, TX sits in the bottom tenth nationally on this measure. Cancer screening does not drive turnout; it reflects income, insurance, and healthcare access.
Why turnout in Jim Wells County looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Jim Wells County 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 45%, about 9 points below the Texas average of 54%. Low high-school completion lines up with lower turnout, and about 79% of adults in Jim Wells County have completed high school, below 95% of counties. Learn more about the findings and methodology on the political spectrum map.
Nearby Counties
- Duval County, TX R+10
- Kleberg County, TX R+6
- Brooks County, TX D+7
- Nueces County, TX R+4
- Live Oak County, TX R+61
- San Patricio County, TX R+31
- Kenedy County, TX R+44
- Bee County, TX R+22
- Jim Hogg County, TX R+2
- McMullen County, TX R+59
Counties with Similar Populations
- Des Moines County, IA R+8
- Oconto County, WI R+40
- Crawford County, KS R+28
- Wayne County, WV R+55
- Douglas County, MN R+36
- Mayes County, OK R+56
- Union County, AR R+20
- Champaign County, OH R+51
- Gloucester County, VA R+38
- Webster County, MO R+64
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.