Onion Mountain
Mountain in Oregon · 4,459 ft
The hike up Onion Mountain
The route starts at Shan Creek Trail — recommended parking for the shortest hike to the top.
Weather forecast
Next 10 daysParking and starting point
Check signage and any parking fees on site.
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Frequently asked questions
How high is Onion Mountain?
Onion Mountain is 4,459 ft above sea level and lies in Oregon. Its prominence is 873 ft — how far the summit rises above the surrounding terrain.
How long is the hike up Onion Mountain?
From Shan Creek Trail it is about 5.7 mi one way with 2,552 ft of ascent. Expect around 5 h 19 min round trip at a normal hiking pace.
Where do you park for Onion Mountain?
The nearest starting point is Shan Creek Trail (east of the peak) — 5.7 mi on foot · ↑ 2,552 ft · about 5 h 19 min round trip. Alternative: Jedi Trailhead - Upper (northwest of the peak) (about 6.4 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 Onion Mountain in Conquer?
Yes — Onion Mountain 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 Onion Mountain 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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