2.7
(7)
20
hikers
17:26
64.9km
790m
Hiking
Hike the difficult 40.4-mile Feldtmann Lake Loop Trail in Isle Royale National Park, gaining 2579 feet with diverse views and wildlife.
Last updated: February 26, 2026
Tips
Your route passes through protected areas
Please check local regulations for:
Waypoints
Start point
Get Directions
8.47 km
Highlight • Monument
Tip by
16.3 km
Highlight • Rest Area
Tip by
26.8 km
Highlight • Viewpoint
Tip by
29.6 km
Highlight • Rest Area
Tip by
31.7 km
Highlight • Forest
Tip by
39.3 km
Highlight • Summit
42.1 km
Highlight • Historical Site
Tip by
45.6 km
Carnelian Beach
Beach
64.9 km
End point
Way Types & Surfaces
Way Types
51.8 km
13.1 km
Surfaces
63.9 km
1.04 km
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Elevation
Highest point (400 m)
Lowest point (180 m)
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Weather
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Today
Saturday 6 June
19°C
8°C
14 %
Additional weather tips
Max wind speed: 12.0 km/h
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This route was planned by komoot.
This trail is considered difficult, offering a challenging backpacking experience. You'll encounter varied terrain including rocky shorelines, overgrown sections, and significant elevation changes. Be prepared for roots, rocks, and potentially wet, dense vegetation.
Most hikers complete the Feldtmann Lake Loop Trail in four to five days. This allows time to cover the approximately 30-33 miles, including spur trails to campgrounds, and to enjoy the diverse landscapes.
The trail typically starts and ends near the Windigo Visitor Center, Isle Royale National Park. As Isle Royale is only accessible by boat or seaplane, you'll need to arrange transportation to the island first.
Yes, as this trail is located within Isle Royale National Park, entrance fees apply, and backcountry camping permits are required for overnight stays. It's essential to check the official National Park Service website (nps.gov) for the most current information on fees, permits, and park regulations before your trip.
No, dogs are generally not permitted on trails in Isle Royale National Park. This policy helps protect the park's fragile ecosystem and wildlife. Service animals are an exception, but specific regulations apply. Always check the official National Park Service website for detailed pet policies.
The hiking season for Isle Royale National Park typically runs from late May through early September. This period offers the most favorable weather conditions and park services. Due to its remote location, accessibility is limited outside of these months.
The terrain is incredibly diverse. You'll traverse ancient Lake Superior shorelines with small rocks and cobbles, dense forests, open meadows, and ridgetops. Expect sections that are rocky, root-filled, and potentially overgrown, especially near Siskiwit Bay and descending to Feldtmann Lake. Some areas may also be affected by beaver activity, requiring detours along the beach.
You'll find several stunning spots, including the Feldtmann Fire Lookout Tower and Grace Creek Overlook, both offering panoramic views of Feldtmann Lake, the Big Siskiwit Swamp, and Lake Superior. The ascent to Feldtmann Ridge also provides incredible 360-degree vistas. Don't miss the side trail to Rainbow Cove for beautiful Lake Superior shoreline views.
Isle Royale is renowned for its wildlife, particularly moose. You have a good chance of spotting them in clearings, near lakes, or even splashing in ponds. The remote nature of the park also offers opportunities to observe other native species in their natural habitat.
Yes, the route also passes through sections of the Feldtmann Ridge Trail, Feldtmann Lake Trail, Island Mine Trail, Greenstone Ridge Trail, and Rainbow Cove Trail.
Some hikers suggest that taking a clockwise route around the loop is preferable. This direction is said to offer a sense of improving scenery each day, enhancing the overall hiking experience.
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