ZIP Code 78231 Map
Census ZIP Code Tabulation Area 78231 in San Antonio, TX (Bexar County). ZCTA boundaries closely approximate USPS delivery areas.
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ZIP 78231 Demographics
Source: U.S. Census Bureau, American Community Survey 2020-2024 5-year estimates.
Population
9,744
Households
3,978
Median household income
$109,183
Median age
41.2 years
Median home value
$401,800
Median gross rent
$1,393/mo
Owner-occupied homes
66.2%
Bachelor's degree or higher
65.7%
Below poverty level
5.8%
Land area
4.1 sq mi
Population density
2,383 / sq mi