Mariposa County, California ZIP Codes

8 ZIP Codes

Zip Code
City
Population ↓
95338Mariposa10,006
95311Coulterville2,245
95389Yosemite National Park2,181
95306Catheys Valley939
95318El Portal582
95345Midpines279
93623Fish Camp4
95325Hornitos0

Overview of ZIP Codes in Mariposa 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 Mariposa County, California (US Census).

Sources

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

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