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ZIP code 78578

Port Isabel, TX · Cameron County

About ZIP code 78578

  • ZIP code 78578 is in Port Isabel, Cameron County, Texas.
  • About 10,016 people live in it, which is 67.9 people per square mile.
  • Time zone: Central Standard Time.
  • The middle of the ZIP code is at 26.053, -97.310.

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.

Port Isabel, TX

ZIP code 78578 is the post office name for Port Isabel, TX. 5,111 people live in Port Isabel. Typical household income is $32,222. A typical home costs $182,600.

  • Stronger than most towns on: Short commute, Cost of living and State taxes.
  • Weaker than most towns on: Airport access, Clean air and low disaster risk and A place that is growing.

See all figures for Port Isabel

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.