Kananaskis Country

Alberta Parks

Kananaskis Conservation Pass is required to park your vehicle in Kananaskis and the Bow Valley


Three Isle Lake

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Trail starts at North Interlakes Day Use area and traverses the north side of Upper Kananaskis Lake, providing access to the northern portion of the Upper Lake Circuit after 0.9 km. At 2.2 km the Upper Lake Connector provides a second access to the Upper Lake Circuit. Bikes are permitted as far as Invincible Creek, located approximately 3.8 km from the trailhead. Beyond Invincible Creek, the trail continues through forested terrain to Forks Backcountry Campground, before climbing a steep headwall and accessing Three Isle Lake Backcountry Campground.


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Partially Closed

Three Isle Trail closed from the junction with Upper Lake Trail north of Point Backcountry Campground.

July 31st: There is a reroute to access Forks Backcountry Campground, Three Isle Backcountry Campground, and Turbine Backcountry Campground.

Note: Bikes only permitted to Invincible Creek, 3.8 km from trailhead

Three Isle Lake Backcountry Campground: Closed Dec 1 - July 1.

Length 10.2 km
Elevation: 580 m (1900 ft)
Group Size Limit: 15 (Permit information)
Difficulty
Summer
Winter
Trailheads
Trail Map Spray Valley & Peter Lougheed Map (Geo Referenced)
Trail Report: Peter Lougheed
Trails: Peter Lougheed | Kananaskis Country | All Parks

Updated: Jul 31, 2026