Idaho 12ers

The nine peaks over 12,000 feet in state of Idaho. All normal routes are Class 3 with the exception of Hyndman which is Class 2. 7 of the 9 peaks are in the Lost River Range, 1 is in the Lemhi Range, and 1 is in the Pioneer Range. Only 9 peaks but this list packs a big challenge.





  • Borah Peak

    12,662 ft / 3,859 m • 36 summits • Idaho, United States

    Borah Peak is a 12,662 ft / 3,859 m mountain peak in the Lost River Range in Idaho, United States. Based on peakery data, it ranks as the 1st highest mountain in Idaho and...

  • Leatherman Peak

    12,228 ft / 3,727 m • 2 summits • Idaho, United States

    Leatherman Peak is a 12,228 ft / 3,727 m mountain peak in the Lost River Range in Idaho, United States. Based on peakery data, it ranks as the 2nd highest mountain in Idah...

  • Mount Church

    12,200 ft / 3,719 m • 4 summits • Idaho, United States

    Mount Church is a 12,200 ft / 3,719 m mountain peak in the Lost River Range in Idaho, United States. Based on peakery data, it ranks as the 3rd highest mountain in Idaho a...

  • Diamond Peak

    12,197 ft / 3,718 m • 4 summits • Idaho, United States

    Diamond Peak is a 12,197 ft / 3,718 m mountain peak in the Lemhi Range in Idaho, United States. Based on peakery data, it ranks as the 4th highest mountain in Idaho and th...

  • Mount Breitenbach

    12,140 ft / 3,700 m • 3 summits • Idaho, United States

    Mount Breitenbach is a 12,140 ft / 3,700 m mountain peak in the Lost River Range in Idaho, United States. Based on peakery data, it ranks as the 5th highest mountain in Id...

  • Lost River Peak

    12,078 ft / 3,681 m • 3 summits • Idaho, United States

    Lost River Peak is a 12,078 ft / 3,681 m mountain peak in the Lost River Range in Idaho, United States. Based on peakery data, it ranks as the 6th highest mountain in Idah...

  • Mount Idaho

    12,065 ft / 3,677 m • 2 summits • Idaho, United States

    Mount Idaho is a 12,065 ft / 3,677 m mountain peak in the Lost River Range in Idaho, United States. Based on peakery data, it ranks as the 7th highest mountain in Idaho an...

  • Donaldson Peak

    12,023 ft / 3,665 m • 4 summits • Idaho, United States

    Donaldson Peak is a 12,023 ft / 3,665 m mountain peak in the Lost River Range in Idaho, United States. Based on peakery data, it ranks as the 8th highest mountain in Idaho...

  • Hyndman Peak

    12,009 ft / 3,660 m • 11 summits • Idaho, United States

    Hyndman Peak is a 12,009 ft / 3,660 m mountain peak in the Pioneer Mountains in Idaho, United States. Based on peakery data, it ranks as the 9th highest mountain in Idaho ...