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ZIP code 78231

San Antonio, TX · Bexar County

About ZIP code 78231

  • ZIP code 78231 is in San Antonio, Bexar County, Texas.
  • About 9,744 people live in it, which is 920.2 people per square mile.
  • Time zone: Central Standard Time.
  • The middle of the ZIP code is at 29.580, -98.545.

A ZIP code is a mail delivery area, not a town border, and one ZIP code can cover parts of several towns. To check a single address, use the US Postal Service lookup.

San Antonio, TX

ZIP code 78231 is the post office name for San Antonio, TX. 1,479,835 people live in San Antonio. Typical household income is $65,056. A typical home costs $235,700.

  • Stronger than most towns on: Airport access, Public transit and Walkability.
  • Weaker than most towns on: Clean air and low disaster risk, Space and yard size and Property taxes.

See all figures for San Antonio

Other ZIP codes in San Antonio

Nearby ZIP codes

ZIP code list from SimpleMaps US Zips. Population is a US Census Bureau estimate. These are estimates, so check official sources before you decide.