San Pedro leans Democratic by roughly 18 points: about 59% of voters vote Democratic and 41% Republican.
About 53% of adults in San Pedro typically vote, below the U.S. average of about 62%. Among adults in San Pedro, ~31% vote Democratic, ~22% Republican, and ~47% don't vote. The map below shows estimated turnout by block group.
How San Pedro compares
San Pedro runs about 32 points more Democratic than Texas as a whole. Texas leans Republican overall, while San Pedro is one of the few Democratic-leaning pockets.
Why San Pedro leans the way it does
This analysis examined 14,881 data points per neighborhood to find what predicts political lean and turnout. The items below are a few correlations that stood out for San Pedro, not a ranked or complete list of what matters most.
San Pedro votes against the grain of Texas. Texas leans Republican overall, while San Pedro runs about 32 points more Democratic.
Cancer-screening access and voter turnout
Places with low colon-cancer-screening access tend to turn out at a lower rate; San Pedro, Robstown, 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 San Pedro looks the way it does
Areas with limited routine healthcare access turn out at lower rates. San Pedro 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 43%, about 11 points below the Texas average of 54%. Low high-school completion lines up with lower turnout, and about 70% of adults in San Pedro have completed high school, below 94% of neighborhoods. Learn more about the findings and methodology on the political spectrum map.
Nearby Neighborhoods
- Calallen, Corpus Christi, TX R+36
- Northwest Corpus Christi, Corpus Christi, TX R+21
- Central City, Corpus Christi, TX D+20
- South Side, Corpus Christi, TX R+5
- Bay Area, Corpus Christi, TX Even
- Flour Bluff, Corpus Christi, TX R+31
- Mustang-Padre Island, Corpus Christi, TX R+38
- Enfield Estates, Edinburg, TX R+2
- San Isidro, Laredo, TX R+9
- Ghost Town, Laredo, TX D+8
Neighborhoods with Similar Populations
- Old Palo Alto, Palo Alto, CA D+69
- Cloverleaf, Louisville, KY D+10
- Turtle Run, Coral Springs, FL D+24
- Pimmit Hills, Falls Church, VA D+33
- Larkinville, Buffalo, NY D+63
- Park Central, Orlando, FL D+37
- Ridgeview Estates, Bakersfield, CA R+12
- Noralto, Sacramento, CA D+34
- Hewitt Area, Greensboro, NC D+60
- Cooper Park, Milwaukee, WI D+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.