South Shore Harbour and Marina leans Republican by roughly 20 points: about 40% of voters vote Democratic and 60% Republican.
About 73% of adults in South Shore Harbour and Marina typically vote, above the U.S. average of about 62%. Among adults in South Shore Harbour and Marina, ~29% vote Democratic, ~44% Republican, and ~27% don't vote. The map below shows estimated turnout by block group.
How South Shore Harbour and Marina compares
South Shore Harbour and Marina sits in a sparsely populated area with few comparable neighborhoods nearby.
South Shore Harbour and Marina runs about 6 points more Republican than Texas as a whole.
Politics vary noticeably by block within South Shore Harbour and Marina. The southeast side is the most Republican-leaning (R+24) and the east side is the least Republican-leaning (R+13), a spread of about 11 points.
Why South Shore Harbour and Marina leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in South Shore Harbour and Marina. The lean here lands roughly where demographic data alone would predict.
Never-married share, developed land, and voter turnout
Places that combine a low never-married share and a rural land-use pattern tend to turn out at a higher rate, as South Shore Harbour and Marina, League City, TX does.
Why turnout in South Shore Harbour and Marina looks the way it does
Areas with strong routine healthcare access turn out at higher rates. South Shore Harbour and Marina is in the top quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 71%, about 11 points above the U.S. average of 60%. Learn more about the findings and methodology on the political spectrum map.
Nearby Neighborhoods
- Tuscan Lakes, League City, TX R+19
- Clear Lake, Houston, TX R+8
- Bay Colony, League City, TX R+14
- Downtown La Porte, La Porte, TX R+25
- South Houston Gardens, Pasadena, TX R+20
- Pasadina, Houston, TX D+4
- Spencer View Terrace, Deer Park, TX R+22
- Painted Meadows, Santa Fe, TX R+29
- Southbelt Ellington, Houston, TX D+3
- Houston Suburban Homes, Pasadena, TX R+10
Neighborhoods with Similar Populations
- Kings Mill, Broomfield, CO D+24
- River Oaks-Brookhollow, Abilene, TX R+39
- Isetts, Kenosha, WI D+9
- College Grandview District, Dubuque, IA D+12
- West Oakland, Pittsburgh, PA D+69
- Moon Lake Estates, Moon Lake, FL R+45
- Lincoln Park-Syracuse, Syracuse, NY D+42
- South Main Street Historic District, Middletown, OH D+7
- Willow Park, Fargo, ND D+25
- Glenbrook, Vienna, WV R+29
All Local Stats
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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.