15-20 Mile Hike/Backpack
Snoqualmie Lake Hike
Near Skykomish, Washington
Length: 15.1 mi
Elevation gain: 2,306 ft
Route type: Out & back
The road leading to the trailhead is mostly paved, the last half mile is not well maintained and typically has large potholes. Vehicles with low clearance will need to park here and walk to the trailhead.
Kendall Katwalk Trail
Mount Baker Snoqualmie National Forest
hard
Length: 15.0 mi
Est. 8 h 12 m
Awesome pictures at Kendall Katwalk
High Divide and Seven Lakes Basin Loop
Olympic National Park
hard
Length: 19.0 mi
Est. 11 h 14 m
Marmot Lake and Jade Lake
Alpine Lakes Wilderness
hard
Length: 20.7 mi
Est. 11 h 14 m
Snow Lakes Trail
Okanogan-Wenatchee National Forest
hard
Length: 15.2 mi
Est. 9 h 12 m
Snow Lake, Gem Lake, Upper Wildcat Lake
Mount Baker Snoqualmie National Forest
hard
Length: 14.3 mi
Est. 8 h 34 m
Olympic Hot Springs Trail
Olympic National Park
moderate
Length: 21.2 mi
Est. 10 h 40 m
Royal Basin - Royal Lake
Olympic National Park
hard
Length: 15.8 mi
Est. 8 h 56 m
Spectacle Lake
Okanogan-Wenatchee National Forest
moderate
Length: 18.1 mi
Est. 9 h 3 m
Lake Constance Trail
Olympic National Park
hard
Length: 14.5 mi
Est. 9 h 9 m
Table Mountain Trail via Pacific Crest Trail
Columbia River Gorge National Scenic Area
hard
Length: 16.4 mi
Est. 9 h 31 m
Tubal Cain Trail
Buckhorn Wilderness
hard
Length: 18.9 mi
Est. 10 h 38 m
Flapjack Lakes Trail
Olympic National Park
hard
Length: 15.8 mi
Est. 8 h 59 m
Bells Mountain Trail
Moulton Falls Park
moderate
Length: 16.0 mi
Est. 8 h 25 m
Carbon Glacier Trail
Mount Rainier National Park
moderate
Length: 18.9 mi
Est. 9 h 2 m
Cascade Pass Trail to Cottonwood Camp
North Cascades National Park
hard
Length: 15.9 mi
Est. 9 h 34 m
Spray Park and Wonderland Trail Loop
Mount Rainier National Park
hard
Length: 17.5 mi
Est. 10 h 12 m