Marion Lake Trail #3436


This trail provides access to Marion Lake within Mount Jefferson Wilderness.

Trail travels through Douglas- Fir, Western Hemlock, Western Red Cedar and Pacific Yew forest up to Ann Lake before put intersecting with Marion Outlet Trail #3495.

The trail travels through talus slope before meeting the other end of Marion Outlet Trail.  Trail travels near Marion Lake through another large rock covered slope before ending at the junction with Minto Pass Trail #3437 and Lake of the Woods Trail #3493.

At a Glance

Current Conditions: Starting in 2021, visitors to the Mt. Jefferson, Mt. Washington, and Three Sisters Wilderness Areas may need a Central Cascades Wilderness Permit for overnight and day use. Learn more.
Fees $5/vehicle/day or a valid recreation pass. No payment accepted onsite.
Permit Info: Wilderness Permits required for visitors to the Mt. Jefferson Wilderness:
  • Day and Overnight visitors: Central Cascades Wilderness Permit required between Friday of Memorial Day weekend and the last Friday of September; reserve at or by calling 1-877-444-6777. Learn more.
  • Free, unlimited Wilderness self-issue permit required last Saturday of September until October 31 (available at trailhead)
Closest Towns: Marion Forks, Idanha and Detroit, Oregon
Water: Water from streams and lakes should be filtered or treated.
Passes: A valid recreation pass may be used as a form of fee payment.
Information Center: Detroit Ranger Station

General Information

General Notes:

Click on the image below or here for a PDF trail map.

Marion Lake #3436 Trail Map


Access from Marion Lake Trailhead (Fee site)


12- 15 vehicles

Please park horse trailers in lower parking area.

Recreation Map

Map showing recreational areas. Map Information



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Horse Riding & Camping

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Areas & Activities



  Area/Length : 
3.1 miles

  Latitude : 

  Longitude : 

  Elevation : 
3360 - 4300