2.8
(15)
46
hikers
02:24
5.90km
270m
Hiking
Hike the moderate 3.7-mile Little Si Trail for 875 feet of elevation gain and panoramic views of the Snoqualmie Valley.
Last updated: February 26, 2026
Tips
Your route passes through a protected area
Please check local regulations for:
Waypoints
Start point
Parking
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263 m
Highlight • Viewpoint
Tip by
2.94 km
Highlight • Summit
Tip by
5.90 km
End point
Parking
Way Types & Surfaces
Way Types
5.88 km
< 100 m
Surfaces
5.88 km
< 100 m
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Elevation
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Wednesday 6 May
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This route was planned by komoot.
The trailhead for Little Si is located near North Bend, Washington. Parking is available at the trailhead, but it can become very competitive, especially on sunny weekends. A Discover Pass is required for parking.
Yes, a Discover Pass is required for parking at the trailhead. This trail is located within the Mount Si Natural Resources Conservation Area, and the pass helps support Washington's state recreation lands.
The trail is generally dog-friendly, but always ensure your dog is on a leash and that you follow all local regulations for pet waste and control. It's a popular trail, so expect to encounter other hikers and their dogs.
The Little Si Trail is accessible year-round. While it's popular in spring and summer for its lush scenery and views, it doesn't reach elevations that accumulate significant snow, making it a good option even in cooler months. Be prepared for potentially muddy conditions, especially in spring.
The terrain is diverse, featuring mostly rocky and rooted paths. You'll encounter winding switchbacks, particularly at the start, and generally well-maintained trails. Sections pass through canopied forest, a prominent scree slope, and a boulder field. The initial ascent can be steep, with more level sections offering respite before the final push to the summit.
As you ascend, you'll be treated to breathtaking panoramic views of the Snoqualmie Valley and Rattlesnake Mountain. On clear days, the summit offers stunning vistas of nearby peaks like Mount Si and Mount Washington. Notable points include the Little Si Trail Viewpoint and the Little Si Summit. You might also spot rock climbers on the cliff faces.
The Little Si Trail is classified as moderate in difficulty. While it has steep inclines at the beginning and near the summit, there are flatter sections in between. It's a good option for those with a reasonable fitness level looking for a challenge without the extensive mileage of Mount Si. Beginners might find the steep sections challenging but manageable with breaks.
The hike typically takes around 2 hours and 23 minutes to complete, covering a distance of approximately 5.9 kilometers (3.7 miles) round trip.
Little Si is often referred to as the "little sister" to Mount Si. It offers a less strenuous alternative with comparable rewarding views but less effort, making it suitable for families, novice hikers, or those looking for a quicker outing. It has a moderate difficulty compared to Mount Si's more challenging rating.
Yes, the route also passes through sections of the Little Si, Mount Si Old Trail, Little Si Trail, Boulder Garden Loop Trail, and British Aisles Climbing Approach.
Yes, the trail passes by cliff faces that are popular with rock climbers. There are spur trails specifically for rock climbing access, adding another recreational dimension to the area.
Parking at the trailhead can be very competitive, especially on sunny weekends. To increase your chances of finding a spot and enjoying a quieter experience, it's advisable to arrive early in the morning, particularly on popular days.