San Diego, TX

View of San Diego, TX
Population
3,503
U.S. Census Population Estimates Program · 2025
Elevation
309 ft
USGS GNIS community points and 3DEP elevation · GNIS 2026-07-06; USGS 3DEP sampled 2026-07-23
Median Home Value
$85,600
U.S. Census American Community Survey 5-Year · 2024
Median Rent
$1,096/mo
U.S. Census American Community Survey 5-Year · 2024
Median Income
$53,174
U.S. Census American Community Survey 5-Year · 2024
General Quality
Overall rating out of 100

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About San Diego

San Diego is a quiet South Texas community of around 3,700 residents that serves as the county seat of Duval County. Set in the heart of brush country, the town is located roughly an hour west of Corpus Christi and about ninety minutes east of Laredo. Daily life moves at a relaxed, small-town pace around the historic courthouse and local family-run shops. You get the benefits of peaceful rural living and lower housing costs, while neighboring towns like Alice provide quick access to larger grocery stores, healthcare, and job opportunities.

The town has deep historical roots, starting out as a freshwater spring stop for travelers along early South Texas trails. Today, that ranching culture and proud Tejano heritage shape daily life across the community. Local routines naturally center around the schools and youth sports, with neighbors gathering on Friday nights to cheer on the San Diego Vaqueros. For newcomers seeking an affordable, close-knit community with plenty of open space and genuine Texas character, San Diego provides a comfortable, quiet place to settle down.

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