Devils Postpile National Monument is located near Mammoth Mountain in eastern California. The national monument protects Devil's Postpile, an unusual rock formation of columnar basalt. Devils Postpile National Monument encompasses 798 acres and includes two main tourist attractions: the Devil's Postpile formation and Rainbow Falls, a waterfall on the Middle Fork of the San Joaquin River.
Leash Laws: Most parks require dogs to be on a leash in some or all areas, however, some parks allow dogs off leash in certain locations, please consult the parks website before going off leash, Thank you!
(760) 934-2289
Devils Postpile National Monument Website
Devils Postpile National Monument Camping
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We do our best to keep all information current and accurate - If you see an error or think we have missed something please contact us directly.