Overview
Stanley Lake Inlet Trail offers some of the most accessible scenery in Sawtooth National Forest without requiring a long drive to a remote trailhead or a strenuous climb. The 3-mile round-trip follows the north shore of Stanley Lake to the inlet where Stanley Lake Creek flows in from the mountains to the north, passing through meadows and light forest with constant views of McGown Peak (10,071 feet) and the Sawtooth Range reflected in the lake.
The trail functions as both a standalone destination and a convenient warm-up for visitors based at the Stanley Lake Campground. The lake is smaller than Redfish Lake and lacks the organized recreation infrastructure, which contributes to a quieter, more natural atmosphere. Osprey and bald eagles fish the lake in summer, and the inlet meadows host good populations of shorebirds and waterfowl in early morning.
At 200 feet of total elevation gain, this is one of the flattest options in the Sawtooth area. The trail is wide and well-maintained, with some rocky sections near the inlet but nothing that requires careful footwork for most hikers. It is popular with visitors staying at the campground who want a morning walk before breaking camp.
The Route
Miles 0 to 1.0: Lakeshore Walking
The trail begins at the south end of the Stanley Lake day-use and campground parking area, picking up a well-marked path along the eastern shoreline. The first mile is essentially level, running through open lodgepole pine forest with the lake visible through the trees. McGown Peak is the prominent summit directly north of the lake and appears in almost every lake reflection photograph taken from this trail.
The trail maintains close proximity to the shoreline for most of this section, with short detours around wet areas near the north shore. Small granite outcrops near the water are good spots for watching for osprey working the lake surface.
Miles 1.0 to 1.5: Into the Inlet Meadows
At roughly mile 1, the forest opens into meadows as the trail approaches the inlet zone. Stanley Lake Creek enters the lake through a broad, flat wetland area where willows, sedges, and a variety of wildflowers concentrate in early summer. The minor 200-foot elevation gain is mostly in this final half-mile as the trail climbs slightly above the wetland on its way to the creek crossing.
The inlet is a natural turnaround point with a good view back across the lake toward the Sawtooth peaks. The return follows the same route back to the trailhead.
When to Visit
June through October. The low elevation of this trail (approximately 6,500 feet at the trailhead) means it is one of the earliest routes in the Sawtooth area to become snow-free, typically by late May or early June. It remains accessible well into October and occasionally into November in dry years.
Late June through July offers peak wildflower displays in the inlet meadows. September brings excellent fall colors in the willows and aspens near the inlet, with the added benefit of reduced summer crowds.
What to Bring
Many hikers on this short trail carry:
- 1-2 liters of water; the trail is short enough that most people don't need to filter from natural sources
- Binoculars for birdwatching at the inlet meadows
- Insect repellent in June and July when mosquitoes can be active in the wet meadow areas
- A camera; the lake reflection views of McGown Peak are among the most photographed scenes in the Sawtooths
Because of the trail's short length and easy terrain, extensive preparation is not required. That said, afternoon weather can change quickly even at low elevations, and a light rain layer is worth carrying.
Practical Details
No permit is required as of 2026. A vault toilet is available at the trailhead parking area. Cell service is absent from the area. Dogs are permitted and the flat terrain makes this one of the better options for dogs in the Sawtooth area.
The trail is suitable for well-conditioned children who are comfortable with 3 miles of walking. The even terrain and short distance make it manageable for most families.
Learn about Leave No Trace principles for lake environments. The inlet wetlands are fragile; stay on the designated trail and avoid trampling the vegetation along the creek banks.
Getting There
From Stanley, drive west on Highway 21 approximately 5 miles. Turn right (north) on the signed Stanley Lake Road. Drive approximately 2 miles to the end of the road at the Stanley Lake Campground and day-use area. The trailhead is at the south end of the parking loop. The access road is paved and accessible by all vehicle types.