Hiking Snoqualmie / I-90 Hard ★ 5 · 1 review

Mount Si

Mount Si offers a challenging hike with stunning views of the Snoqualmie Valley and beyond.

Mount Si trail overview

Mount Si is one of the most popular strenuous hikes near Seattle. The route climbs steadily above North Bend through mature forest before reaching open views across the Snoqualmie Valley and Cascade foothills.

Distance, elevation, and difficulty

  • Distance: 8 miles round trip
  • Elevation gain: about 3,150 feet
  • Difficulty: hard
  • Typical time: 4–6 hours

Trailhead and parking

The hike begins at the Mount Si Trailhead on Mount Si Road near North Bend. It is extremely busy on fair-weather weekends, so arrive early and verify current parking-pass requirements before your visit.

Trail conditions and preparation

The maintained route is steep and rocky in places. Carry water, food, and layers, and use footwear suited to uneven terrain. Mud, snow, or ice can change the difficulty outside the main May–October hiking season. The scramble above the main viewpoint is exposed and is not required to enjoy the hike.

Nearby hikes

For a shorter option, consider Little Si. For a longer all-day objective, see Mount Teneriffe.

Difficulty
Hard
Time
4–6 hours
round trip
Distance
8.0 mi
round trip
Elevation gain
3150 ft

Best season: May–October

Mount Si Trailhead — Mount Si Trailhead, 43000 SE Mt Si Rd, North Bend, WA 98045, USA

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One of the best hikes near Seattle

Visited May 2026
Submitted May 16, 2026

Mount Si is one of those hikes that really makes you feel like you earned the view. The trail is challenging, especially the elevation gain near the top, but the scenery changes constantly so it never feels boring.

I started seeing more and more mountain views as I climbed, and by the time I reached the upper section it felt completely different from being down in the city. The final part is steep, but standing above the clouds and seeing the valleys around you makes it worth it.

I also liked how many friendly people I met on the trail. It’s one of those places where hikers actually smile, talk, and encourage each other on the way up.

Tips

  • Bring enough water
  • Start earlier if you want parking
  • Hiking poles help on the descent
  • Don’t underestimate the elevation gain even if the distance seems manageable

Definitely a must-do Washington hike if you enjoy mountain views and a good workout.

Review photo Review photo

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