Import a GPX file

Island Lake via Ira Spring Trail, Mason Lake and Mount Defiance Trail in Alpine Lakes Wilderness

  • Distance: 8.3 Km
  • Elevation gain: 819 m
  • Maximum elevation: 1,363 m
  • Elevation loss: 168 m
  • Minimum elevation: 652 m
  • Moving time: 2 h 20 m
  • Moving speed: 3.5 Km/h
  • Maximum speed: 17.5 Km/h
  • Total time: 3 h 55 m
  • Global speed: 2.1 Km/h

Interactive trail map

Trail profile

  • Distance: 8.3 Km
  • Elevation gain: 819 m
  • Maximum elevation: 1,363 m
  • Elevation loss: 168 m
  • Minimum elevation: 652 m
  • Moving time: 2 h 20 m
  • Moving speed: 3.5 Km/h
  • Maximum speed: 17.5 Km/h
  • Total time: 3 h 55 m
  • Global speed: 2.1 Km/h

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

Other hiking, mountain biking, running and outdoor activity trails

Click on a trail to view its statistics, map and profile.

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: 16.1 Km • Elevation gain: 1,175 m • Maximum elevation: 1,652 m

Northern part of the Pacific Crest Trail (PCT)

United States > Oregon > Klamath County

Hike on the Pacific Crest National Scenic Trail from Crater Lake to Canada Border through Oregon and Washington along the Sierra Nevada and Cascade mountain ranges. #Hiking #Mountain #SierraNevada #Cascade #Nature #Forest #Park #PCT

Distance: 1,198.3 Km • Elevation gain: 44,308 m • Maximum elevation: 2,307 m

Mason Lake via Ira Spring Memorial Trail

United States > Washington > King County

Alpine Lakes Wilderness. #Hiking #Snowshoeing #Mountain #Lake #Forest #Nature

Distance: 11.1 Km • Elevation gain: 771 m • Maximum elevation: 1,309 m

Mount Defiance from Island Lake in Alpine Lakes Wilderness

United States > Washington > King County

Distance: 9.2 Km • Elevation gain: 551 m • Maximum elevation: 1,652 m

Gear up for your next adventure:

🛌Down Sleeping Bag - Superior warmth-to-weight ratio for cold nights
Camping Tent - Weather-resistant tents suitable for 2 to 6 people
🥾Light Trekking Boots - Supportive boots for multi-day treks
🍽️Titanium Camping Spork - Ultralight and indestructible eating utensil
🥾Trail Running Boots - Durable shoes designed for trail running

As an Amazon Associate, this site earns from qualifying purchases at no extra cost to you.