5.0
(1953)
5,016
hikers
04:27
11.8km
790m
Hiking
Embark on a rewarding hike to Lake Serene, a moderate 7.3-mile (11.8 km) route that challenges you with a significant 2608 feet (795 metres) of elevation gain. The journey, estimated to take around 4 hours and 27 minutes, winds through a lush forest before revealing the impressive Bridal Veil Falls, a powerful cascade worth a brief stop. As you ascend, the air grows crisp, leading you to the tranquil alpine lake nestled dramatically beneath towering rock walls.
Due to its popularity, especially on weekends, you should plan to arrive early to secure parking at the trailhead. While the trail is accessible year-round, be prepared for winter conditions if you visit during colder months; traction devices like microspikes are often necessary for navigating snow and ice. Always check current trail conditions before heading out to ensure a safe and enjoyable experience.
This trail offers a classic Pacific Northwest alpine lake experience within the vast Mount Baker-Snoqualmie National Forest. Lake Serene itself is known for its pristine waters and the stunning reflections of Mount Index's sheer cliffs, creating a memorable backdrop for your efforts. It stands out as a prime example of the region's rugged beauty and natural grandeur.
Last updated: April 23, 2026
Waypoints
Start point
Parking
Get Directions
3.07 km
Highlight • Waterfall
Tip by
6.33 km
Highlight • Lake
Tip by
11.8 km
End point
Parking
Way Types & Surfaces
Way Types
11.3 km
463 m
< 100 m
Surfaces
11.7 km
< 100 m
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Elevation
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Weather
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Thursday 7 May
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Max wind speed: 5.0 km/h
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This route was planned by komoot.
This trail is generally considered moderate to strenuous, making it quite challenging, especially in the latter half. While the initial 1.6 to 1.7 miles are relatively smooth, the path becomes significantly steeper with numerous stairs, roots, and rocks, gaining about 1,300 feet in the final 1.5 miles to the lake. It's often described as a 'booty burner,' so beginners should be prepared for a substantial workout.
The round trip to Lake Serene typically takes around 4 hours and 27 minutes to complete. This accounts for the 7.2-mile distance and significant elevation gain, but your actual time may vary depending on your pace and how long you spend enjoying the views at the lake or Bridal Veil Falls.
The primary highlights of this hike are the stunning Lake Serene itself, nestled dramatically beneath Mount Index, and the powerful Bridal Veil Falls. Many hikers opt for a short detour to experience the falls, which is highly recommended. The trail also offers diverse forest scenery and, on clear days, views of the Skykomish Valley.
Parking is available at the trailhead in the Mount Baker-Snoqualmie National Forest. Due to its popularity, especially on weekends, parking can be very limited. It's highly recommended to arrive early in the morning to secure a spot, particularly during peak hiking season.
Yes, a Northwest Forest Pass or America the Beautiful Pass is required to park at the trailhead within the Mount Baker-Snoqualmie National Forest. You can purchase these passes online or at various vendor locations.
Yes, dogs are generally allowed on the trail. However, they must be kept on a leash at all times to protect wildlife and ensure a pleasant experience for all hikers. Please remember to pack out all pet waste.
The trail is primarily a spring to fall hike, with late spring through early autumn offering the most favorable conditions. During these months, the weather is milder, and the trail is typically free of snow and ice. However, it is accessible year-round with proper gear and caution.
In winter, the trail can be covered in snow and ice, especially at higher elevations near the lake. Traction devices like microspikes are often necessary, and snowshoes might be useful after fresh snowfall. Be aware of potential avalanche risk on higher slopes and always check conditions before heading out.
Given the trail's rocky and potentially slippery terrain, sturdy hiking boots with good ankle support are essential. Dress in layers, as weather can change quickly. Always carry plenty of water, snacks, a first-aid kit, and navigation tools. For winter hikes, add traction devices and warm, waterproof clothing.
The main route to Lake Serene is an out-and-back trail. You hike to the lake and then return along the same path. There is an optional detour to Bridal Veil Falls which also follows an out-and-back spur.
Yes, the route primarily follows the Lake Serene Trail itself. However, it also incorporates sections of the Bridal Veil Falls Trail, which leads to the scenic waterfall. Other smaller paths like Lunch Rock Trail are found near the lake.
To best avoid the crowds and ensure you find parking, plan your hike for a weekday if possible. If you must go on a weekend, aim to arrive at the trailhead very early in the morning, ideally before 7 AM, especially during the peak summer months.