Bastrop County, Texas ZIP Codes

8 ZIP Codes

Zip Code
City
Population ↓
78602Bastrop38,190
78621Elgin30,411
78612Cedar Creek19,799
78957Smithville10,543
78662Red Rock3,015
78659Paige2,660
78650McDade2,409
78953Rosanky1,089

Overview of ZIP Codes in Bastrop County

ZCTAs are geographic areas created by the US Census Bureau to approximate the delivery areas of ZIP Codes for statistical analysis. While ZCTAs use the same five-digit codes as ZIP Codes, they represent defined geographic areas that may not exactly match the mail delivery routes of ZIP Codes.
8
ZIP Codes

The data shown reflect ZCTAs from the US Census. As of 2025, there are 8 ZCTAs in Bastrop County, Texas (US Census).

Sources

  1. US Census: 2025 Gazetteer Files
  2. US Census: ZIP Code Tabulation Areas (ZCTAs)

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