There are 4 zip codes in Calhoun County, Texas. The most populated is 77979, located in Port Lavaca. * 2024 populations estimated based on the latest ACS 5-year data.

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Zip Code
7797916,607Port Lavaca
77982791Port O'Connor
77978458Point Comfort

Zip Codes in Calhoun County, Texas by Population (2024)