Post Mountain is an
unincorporated community and
census-designated place (CDP) in
Trinity County,
California, United States. It is on the north side of
California State Route 36, west of
Red Bluff and east of
U.S. Route 101
U.S. Route 101, or U.S. Highway 101 (US 101), is a north–south United States Numbered Highway that runs through the states of California, Oregon, and Washington, on the West Coast of the United States. It is also known as (The Royal Roa ...
near
Fortuna.
Hayfork, the nearest post office, is to the north on
California State Route 3. Its population is 3,032 as of the 2020 census. Post Mountain was not listed as a CDP prior to the
2020 census.
References
Census-designated places in Trinity County, California
Census-designated places in California
{{TrinityCountyCA-geo-stub