• Devils Postpile Formation

    Devils Postpile

    National Monument California

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  • Devils Postpile National Monument Road Closed for the Season

    The road to Devils Postpile has been closed for the season. This will be updated as soon as a 2014 opening date has been announced.

Park Statistics

FAST FACTS

Established: July 6, 1911
Designation: National Monument
Size: 798 acres
Wilderness: 747 acres (Ansel Adams Wilderness)
Elevation: 7,560 feet above sea level (at the Ranger Station)
Average Annual Visitation (last 4 years): 103,258
Miles of Trails: 8
Closest town: Mammoth Lakes, CA

Did You Know?

The

The Devils Postpile that you see today is only a fraction of the size the original lava flow formation that filled this valley. Natural processes, especially glaciers, have eroded the rest.