Grimes County, Texas ZIP Codes

7 ZIP Codes

Zip Code
City
Population ↓
77868Navasota18,416
77831Bedias3,676
77363Plantersville3,468
77830Anderson3,238
77861Iola3,065
77876Shiro34
77875Roans Prairie0

Overview of ZIP Codes in Grimes 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.
7
ZIP Codes

The data shown reflect ZCTAs from the US Census. As of 2025, there are 7 ZCTAs in Grimes County, Texas (US Census).

Sources

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

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