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Island Lake via Ira Spring Trail, Mason Lake and Mount Defiance Trail in Alpine Lakes Wilderness
- Distance: 5.2 mi
- Elevation gain: 2,687 ft
- Maximum elevation: 4,472 ft
- Elevation loss: 551 ft
- Minimum elevation: 2,139 ft
- Moving time: 2 h 20 m
- Moving speed: 2.2 mph
- Maximum speed: 10.8 mph
- Total time: 3 h 55 m
- Global speed: 1.3 mph
Interactive trail map
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Trail profile
- Distance: 5.2 mi
- Elevation gain: 2,687 ft
- Maximum elevation: 4,472 ft
- Elevation loss: 551 ft
- Minimum elevation: 2,139 ft
- Moving time: 2 h 20 m
- Moving speed: 2.2 mph
- Maximum speed: 10.8 mph
- Total time: 3 h 55 m
- Global speed: 1.3 mph
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As an Amazon Associate, this site earns from qualifying purchases at no extra cost to you.
About this trail
Name: Island Lake via Ira Spring Trail, Mason Lake and Mount Defiance Trail in Alpine Lakes Wilderness trail, distance, elevation, map, profile, GPS track
Start: Ira Spring Trailhead, Mason Lake Road, King County, Washington, United States (47.42473 -121.58350)
End: Island Lake Trail, King County, Washington, United States (47.42156 -121.53613)
Coordinates: 47.41486 -121.58661 47.42758 -121.53306
Topography: King County topographic map, elevation, terrain
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Mount Defiance Trail via Ira Spring Trail and Mason Lake in Alpine Lakes Wilderness
United States > Washington > King County
The Mount Defiance Trail is a challenging yet rewarding hike within Washington’s Alpine Lakes Wilderness. Starting with steep switchbacks, the trail weaves through lush forests before offering a break at the serene Mason Lake, surrounded by evergreen peaks and often reflecting the sky. The final ascent to…
Distance: 10.0 mi • Elevation gain: 3,855 ft • Maximum elevation: 5,420 ft
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Distance: 744.6 mi • Elevation gain: 145,367 ft • Maximum elevation: 7,569 ft
Mount Defiance from Island Lake in Alpine Lakes Wilderness
United States > Washington > King County
Distance: 5.7 mi • Elevation gain: 1,808 ft • Maximum elevation: 5,420 ft
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