Jefferson County Texas Population 2025

Jefferson County Texas Population 2025. There are 254 counties in texas. There are 17 zip codes in jefferson county, texas.

With a population of 4,652,980, harris county is the largest county in texas, and has an impressive growth rate of 13.7%. Jefferson county, texas has 876.7 square miles of land area and is the 174th largest county in texas by total area.