Mariposa County, CA ZIP Codes & Directory
Complete postal guide for Mariposa County, California. Featuring the official county seat of Mariposa, largest municipality Mariposa, and serving 7 incorporated municipal entities.
Municipalities Located in Mariposa County
Incorporated Cities, Towns, and Villages
Catheys Valley
cityZIPs: 95306
Coulterville
cityZIPs: 95311
Fish Camp
cityZIPs: 93623
Hornitos
cityZIPs: 95325
Mariposa
cityZIPs: 95338
Midpines
cityZIPs: 95345
Yosemite National Park
cityZIPs: 95389
Active USPS ZIP Codes in Mariposa County
Standard delivery zones and geographic service boundaries
Frequently Asked Questions About Mariposa County, CA
What is the county seat and largest city in Mariposa County? ▾
The official county seat of Mariposa County is Mariposa, and its largest incorporated municipality by population is Mariposa.
How many cities, towns, and villages are in Mariposa County? ▾
Mariposa County encompasses 7 incorporated municipal entities, including 7 cities, 0 towns, and 0 villages.
What is the total population and land area of Mariposa County? ▾
According to official U.S. Census Bureau data, Mariposa County has a population of approximately 17,131 residents and spans an area of 1,449 square miles.
How many ZIP codes operate in Mariposa County? ▾
There are 7 active USPS ZIP codes serving addresses within Mariposa County, California.