Clark Lake and Thompson Lodge Trail Loop
Clark Lake and Thompson Lodge Trail Loop
4.8
(3252)
7,303
hikers
04:10
16.1km
100m
Hiking
Hike the moderate 10.0-mile Clark Lake and Thompson Lodge Trail Loop through Sylvania Wilderness, gaining 330 feet in 4 hours and 10 minutes
Last updated: February 26, 2026
Waypoints
Start point
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1.10 km
Highlight • Viewpoint
2.05 km
Highlight • Viewpoint
8.89 km
Highlight • Viewpoint
16.1 km
End point
Way Types & Surfaces
Way Types
8.76 km
7.29 km
Surfaces
8.76 km
7.29 km
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Tuesday 2 June
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Max wind speed: 12.0 km/h
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This route was planned by komoot.
Yes, as this trail is located within the Sylvania Wilderness, permits are required for day use and overnight stays. There are also entrance fees for the wilderness area. It's best to check the official Sylvania Wilderness website or contact the Ottawa National Forest for the most current regulations and fee information before your visit.
Specific parking details for the combined Clark Lake and Thompson Lodge Trail Loop are not provided, but access points for trails within the Sylvania Wilderness typically have designated parking areas. We recommend checking the official Sylvania Wilderness visitor information or contacting the local ranger station for precise trailhead parking locations.
Regulations regarding dogs in the Sylvania Wilderness can be strict to protect the natural environment. While some areas may allow leashed dogs, others might have restrictions. Please verify the current pet policies with the Ottawa National Forest or the Sylvania Wilderness visitor center before bringing your dog.
The best time to hike this loop is generally from late spring through early fall (May to October). During these months, the weather is more favorable, and the natural scenery, including pine forests and various lichens and ferns, is at its most vibrant. Be aware that some sections may be muddy, especially after rain, so prepare accordingly.
The terrain on this moderate loop is diverse, traversing through pine forests, areas with silver and green lichens, ferns, blueberries, jack pine uplands, and moss-carpeted lowlands. You can expect varied natural landscapes, and some sections may be muddy, particularly after rainfall.
Along the route, you'll encounter several scenic viewpoints. These include a beautiful Crooked Lake view from Thompson Lodge Trail, a serene View of Katherine Lake, and a picturesque View of Whitefish Lake from Thompson Ridge Trail.
This moderate 16 km (10 mi) loop typically takes around 4 hours and 10 minutes to complete. This duration is an estimate and can vary based on your pace, stops for breaks, and time spent enjoying the viewpoints.
Yes, this route incorporates significant portions of the Clark Lake Loop and the Thompson Lodge Trail. It also passes through sections of the Whitefish - Hay (158 rods), Clark - Loon (99 rods), and Fisher Lake Trail.
Given its moderate difficulty and 16 km (10 mi) length, this trail might be challenging for very young children. However, older children and active families accustomed to hiking should find it manageable and enjoyable, especially with proper planning and breaks.
For this moderate hike, it's advisable to pack plenty of water, snacks, a first-aid kit, and navigation tools (like a map or GPS device). Given the potential for muddy sections, waterproof hiking boots are recommended. Insect repellent is also a good idea, especially during warmer months.
The remote nature of the Sylvania Wilderness offers opportunities to observe various wildlife. Keep an eye out for deer, various bird species, and smaller forest creatures. Remember to maintain a respectful distance and avoid disturbing any animals you encounter.