Red Mountain, formerly known as Osdick, is an
unincorporated community
An unincorporated area is a region that is not governed by a local municipal corporation. Widespread unincorporated communities and areas are a distinguishing feature of the United States and Canada. Most other countries of the world either have ...
in
San Bernardino County
San Bernardino County (), officially the County of San Bernardino, is a county located in the southern portion of the U.S. state of California, and is located within the Inland Empire area. As of the 2020 U.S. Census, the population was 2,181, ...
,
California
California is a state in the Western United States, located along the Pacific Coast. With nearly 39.2million residents across a total area of approximately , it is the most populous U.S. state and the 3rd largest by area. It is also the m ...
, United States.
Red Mountain is south-southwest of
Trona
Trona (trisodium hydrogendicarbonate dihydrate, also sodium sesquicarbonate dihydrate, Na2CO3•2NaHCO3•3H2O) is a non-marine evaporite mineral. It is mined as the primary source of sodium carbonate in the United States, where it has replaced ...
, part of the mining district of
Randsburg, California
Randsburg (formerly Rand Camp) is a census-designated place (CDP) in Kern County, California, United States. Randsburg is located south of Ridgecrest, at an elevation of . The population was 69 in the 2010 census, down from 77 in the 2000 censu ...
and
Johannesburg, California.
Red Mountain has a
post office
A post office is a public facility and a retailer that provides mail services, such as accepting letters and parcels, providing post office boxes, and selling postage stamps, packaging, and stationery. Post offices may offer additional ser ...
with
ZIP code 93558. The post office opened under the name Osdick in 1922 and changed its name to Red Mountain in 1929.
In 2022, the community received a $1.5 million grant to clean sediment of arsenic from historic gold and silver mining from the kelly mine complex
References
Populated places in the Mojave Desert
Mining communities in California
Unincorporated communities in San Bernardino County, California
Unincorporated communities in California
{{SanBernardinoCountyCA-geo-stub