There are 7 zip codes in Guadalupe County, Texas. The most populated is 78155, located in Seguin. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
Population
City
7815552,295Seguin
7810846,463Cibolo
7815440,535Schertz
781247,250Marion
781232,310Mc Queeney
786381,982Kingsbury
78670156Staples
showing: 7 rows

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