Mount Dewey

Mount Dewey is a 11,411 ft / 3,478 m mountain peak near Big Timber, Montana, United States. Based on peakery data, it ranks as the 36th highest mountain in Montana and the 2451st highest mountain in the United States. The nearest peaks are Mount Rosebud, Summit Mountain, Bald Knob, Snowbank Mountain, Pika Peak, and Crazy Mountain. See the Mount Dewey map, 3D fly around, and the Mt. Dewey photos to get a better sense of the mountain.

Mount Dewey SUMMIT LOG claim the peakery first ascent!

No one has reported climbing or hiking to Mount Dewey summit on peakery. If you’ve climbed this peak be the first to report it! Share your summit log entry and add Mount Dewey pictures from your climb below. Include the names of the routes or trails you took to the summit and back.


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11,411 ft / 3,478 m


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Height Rank Range

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Montana, United States

Summited by

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