Humpback Mountain, Mountain summit in King County, United States.
Humpback Mountain rises to an elevation of 5,112 feet, featuring steep slopes and a boulder-covered summit in the Snoqualmie region of Washington State.
The Snoqualmie Ranger District maintained records of mountaineering activities on Humpback Mountain, documenting minimal usage patterns through 2017.
The mountain serves local outdoor communities as a destination for scrambling, hiking, and snowshoeing activities throughout different seasons of the year.
Access requires driving to Exit 47 off I-90, following Forest Road 55 south, then turning onto Forest Road 5510, with parking available near the trailhead.
The summit area contains large talus fields that require careful navigation, while offering views of Mount Rainier, Alpine Lakes, and Silver Peak.
Location: Washington
Location: King County
GPS coordinates: 47.37329,-121.49548
Latest update: March 17, 2025 19:50
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