Highlight • Lake
Hiking
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Rock Slide Lake is a serene alpine lake nestled at an elevation of 2653 meters within the rugged Sawtooth Mountains of central Idaho. Located in Boise County, this pristine body of water is a highlight of the vast Sawtooth National Recreation Area and lies deep within the Sawtooth Wilderness. It is notably named for the distinctive rockslide debris visible along its southern shore, offering a unique natural feature amidst the dramatic mountain landscape.
Visitors are consistently drawn to Rock Slide…
This Highlight is in a protected area
Please check local regulations for:
Sawtooth Wilderness
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109km
32:54
3,640m
3,640m
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Elevation 2,650 m
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Saturday 14 March
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The hike to Rock Slide Lake involves a moderate 4-mile side trail from the Benedict Creek Trail (#462). While the exact elevation gain isn't specified, hikers should be prepared for varied terrain and potential snowfields, even in warmer months, indicating a challenging but rewarding ascent into the alpine environment.
Yes, the lake is notably named for the distinctive rockslide debris visible along its southern shore, which is a prominent natural feature. Beyond this, the clear waters are framed by the jagged peaks of the Sawtooth Mountains, offering dramatic scenic viewpoints throughout the area.
A free, self-issued wilderness permit is required for visiting Rock Slide Lake. These permits can be obtained at a registration box located at trailheads or wilderness boundaries, specifically at the Queens River Campground trailhead, which is the starting point for the longer Queens River Loop from which the Benedict Creek Trail branches off.
While the optimal time to visit is late summer into October due to mild weather and fewer mosquitoes, hikers should be prepared for potential snowfields even in warmer months. Early spring or winter visits would likely involve significant snow cover, requiring advanced backcountry skills, appropriate gear, and awareness of avalanche risks. It is primarily recommended for experienced backpackers during these seasons.
Rock Slide Lake offers a true wilderness experience, which means it's best suited for families with hiking experience and older children who can handle a moderate 4-mile backcountry trail. For dogs, the Sawtooth Wilderness generally allows leashed dogs, but always check the latest regulations for the Sawtooth National Recreation Area to ensure compliance and practice Leave No Trace principles.
Rock Slide Lake is located deep within the Sawtooth Wilderness, a pristine backcountry setting. As such, there are no nearby amenities, cafes, or formal accommodation directly at the lake or its immediate vicinity. Visitors should be entirely self-reliant, carrying all necessary supplies for their trip. The closest facilities would be found in towns outside the wilderness area, such as Stanley, Idaho.
The surrounding Sawtooth Wilderness provides ample opportunities for wildlife spotting. Hikers might encounter various species native to the Idaho mountains, including deer, elk, marmots, pikas, and a variety of birdlife. While less common, larger mammals like black bears or mountain lions also inhabit the area, so it's always wise to practice bear-aware safety.
Yes, Rock Slide Lake supports a healthy population of westslope cutthroat trout. The Idaho Department of Fish and Game has stocked the lake in the past. Fishing is generally permitted, making it a favored destination for backcountry anglers. Visitors should ensure they have a valid Idaho fishing license and are aware of any specific regulations for the Sawtooth Wilderness.
The trail to Rock Slide Lake is a 4-mile side hike that branches off the Benedict Creek Trail (#462). The Benedict Creek Trail itself is part of the longer, 32-mile Queens River Loop in the Sawtooth Wilderness. This means hikers typically access Rock Slide Lake by starting on the Queens River Loop trail system and then diverting onto the Benedict Creek Trail.
Given its backcountry location and varied terrain, hikers should pack essentials such as sturdy hiking boots, layers of clothing for changing weather, rain gear, plenty of water, high-energy snacks, a map and compass or GPS device, a first-aid kit, sun protection, and insect repellent. Even in summer, be prepared for potential snowfields and cooler temperatures at higher elevations.
While Rock Slide Lake in Idaho is a specific alpine lake, the term 'Rock Slide Lake' can broadly refer to areas featuring natural rock slides or lakes formed by geological rock slide events. For example, there's Triangle Lake Slide Rock in Oregon known for natural waterslides, and Lower Slide Lake in Wyoming, which was formed by a massive landslide. However, these are distinct locations and not in the immediate vicinity of the Idaho lake.