• Devils Postpile Formation

    Devils Postpile

    National Monument California

  • Closures in Effect During Spring Plowing and Cleanup

    Devils Postpile is currently closed for the season. The Reds Meadow/Devils Postpile Road is closed to pedestrians and cyclists to allow cleanup efforts to proceed safely. All valley trails are also closed to pedestrian traffic until cleanup is completed. More »

Wildlife

Did You Know?

The "posts" of Devils Postpile are about 60 feet tall.

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.