USPS Standard Delivery Code Bexar County →

78231 ZIP Code: San Antonio, Texas

Official postal information, geographic coordinates, USPS post office locations, and US Census Bureau demographic metrics for ZIP code 78231 in San Antonio, TX.

Neighborhoods:

Postal & Geographic Specifications USPS Data

ZIP Code 78231

Primary City San Antonio, TX

County Bexar County

Area Code(s) 210

Timezone America/Chicago

Land Area 3.87 sq mi

Elevation 0 ft

Coordinates 29.5800°, -98.5400°

Demographic & Economic Profile (US Census Bureau)

American Community Survey (ACS) 5-Year Verified Metrics

+46% vs Texas Avg

Total Population 8,993 2,045 people / sq mi

Median Household Income $109,183 Per Capita: $41,848

Median Home Value $401,800 Median Rent: $1,200/mo

Housing Tenancy

60% Own • 40% Rent

4,083 Total Units

Median Household Income Comparison $109,183 (78231) vs. $74,640 (Texas State)

Metrics sourced directly from the official U.S. Census Bureau (2022 ACS 5-Year Estimates).

Verify on data.census.gov

Editor's Neighborhood Insight & Local Context

Data for ZIP code 78231 in San Antonio, Texas.

USPS Postal Services

Active Route

The primary postal delivery jurisdiction for 78231 operates within San Antonio, Texas.

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Geographic Map & Coordinates

29.5800, -98.5400

Adjacent & Contiguous ZIP Codes

Nearby ZIP codes bordering 78231 in San Antonio

0 Contiguous Areas

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