Mount Bullion, Mariposa County, California

Mount Bullion
Gold on quartz, Mockingbird Mine near Mt. Bullion
Mount Bullion
Mount Bullion
Coordinates: 37°30′26″N 120°02′42″W / 37.50722°N 120.04500°W / 37.50722; -120.04500
CountryUnited States
StateCalifornia
CountyMariposa
Area
  Total
0.611 sq mi (1.58 km2)
  Land0.610 sq mi (1.58 km2)
  Water0.001 sq mi (0.003 km2)
Elevation
2,152 ft (656 m)
Population
 (2020)
  Total
154
  Density252.5/sq mi (97.5/km2)
Time zoneUTC-8 (Pacific (PST))
  Summer (DST)UTC-7 (PDT)
ZIP Code
95338 (Mariposa)
GNIS feature IDs233575; 2812657

Mount Bullion (formerly, Princeton and La Mineta) is an unincorporated community and census-designated place (CDP) in Mariposa County, California, United States. As of the 2020 United States census, it had a population of 154.

A post office operated at Mount Bullion from 1862 to 1955, with a closure for a period during 1887. The place was first named "La Mineta" (for "little mine"). Then it was called "Princeton" for the Princeton Mine nearby. Finally, the name "Mount Bullion" was applied in honor of Senator Thomas Hart Benton, whose nickname was "Old Bullion" due to his fiscal policies.