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Hiking trails & Routes
United States
Michigan
Keweenaw County

Feldtmann Lake Loop Trail

Hard

2.7

(7)

20

hikers

Feldtmann Lake Loop Trail

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

A

Start point

Get Directions

1

8.47 km

Feldtmann Fire Lookout Tower

Highlight • Monument

A retired fire lookout tower that visitors can partially scale to achieve a 360-degree view of the west end of Isle Royale National Park. Ruins of the earlier, wooden fire tower may still be found nearby.

Tip by

2

16.3 km

Feldtmann Lake Campsite

Highlight • Rest Area

A picturesque inland lake with primitive campsites on the shore.

Tip by

3

26.8 km

Grace Creek Overlook

Highlight • Viewpoint

A high point that offers views of Grace Creek and the harbor.

Tip by

4

29.6 km

Windigo serves as a key entry point on the western end of Isle Royale National Park, offering essential services and resources for visitors. Located near the ferry dock, it houses …

Tip by

5

31.7 km

Isle Royale National Park

Highlight • Forest

Isle Royale National Park, encompassing the rugged expanse of Isle Royale itself, is one of the most remote National Parks in the United States. Isolated in the vast waters of …

Tip by

6

39.3 km

Sugar Mountain

Highlight • Summit

7

42.1 km

Hoist engine and copper tailings

Highlight • Historical Site

Industrial relics of the Island Mining Company, which operated briefly in search of copper ore on the island in the late 1800s.

Tip by

45.6 km

Carnelian Beach

Beach

B

64.9 km

End point

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Way Types & Surfaces

Way Types

51.8 km

13.1 km

Surfaces

63.9 km

1.04 km

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Elevation

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

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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Frequently Asked Questions

How challenging is the Feldtmann Lake Loop Trail?

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.

What is the typical duration for completing the Feldtmann Lake Loop Trail?

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.

Where does the Feldtmann Lake Loop Trail begin?

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.

Are there specific regulations or permits needed for hiking this trail?

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.

Is the Feldtmann Lake Loop Trail suitable for dogs?

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.

What is the best time of year to hike the Feldtmann Lake Loop Trail?

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.

What kind of terrain can I expect on the trail?

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.

What are the notable viewpoints and landmarks along the route?

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.

What wildlife might I encounter on the Feldtmann Lake Loop Trail?

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.

Does the trail intersect other well-known paths?

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.

Is there a recommended direction for hiking the loop?

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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