Little Si
Mountain in Washington · 1,516 ft
The hike up Little Si
The route starts at Little Si Trailhead — recommended parking for the shortest hike to the top.
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Parking and starting point
Check signage and any parking fees on site.
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Frequently asked questions
How high is Little Si?
Little Si is 1,516 ft above sea level and lies in Washington. Its prominence is 351 ft — how far the summit rises above the surrounding terrain.
How long is the hike up Little Si?
From Little Si Trailhead it is about 2.0 mi one way with 1,037 ft of ascent. Expect around 1 h 58 min round trip at a normal hiking pace.
Where do you park for Little Si?
The nearest starting point is Little Si Trailhead (south of the peak) — 2.0 mi on foot · ↑ 1,037 ft · about 1 h 58 min round trip. Alternative: Little Si Overflow Parking (south of the peak) (about 2.1 mi to the summit). In the Conquer app you get driving directions to the trailhead and a hiking route to the summit.
Can I log Little Si in Conquer?
Yes — Little Si is one of 49,213 peaks in United States in Conquer. On the summit, open the app and tap to log the conquest — GPS verifies you're really there. No one has logged this peak yet — you could be the first.
Conquer Little Si in the app
Check in on the summit, verified by GPS. Collect peaks across United States, build streaks and level up together with your friends.
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