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© 2026 Roaming.Camp · Data from NPS, Recreation.gov, BLM, USFS, NWS, and the FCC.Operating on ceded ancestral land.Photography via Unsplash.

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Hike

Castle Rock

Summits Castle Rock
Inside Willamette National Forest
2,837 ft of climbing

8.9 mi out & back · 2,837 ft gain · 3,808 ft high point · Very hard

From O'Leary/Castle Rock Trailhead via O Leary Mountain (0.1 mi)

In Willamette National Forest · Oregon · U.S. Forest Service

About Elevation Highlights Map Camp near here More hikes

About this hike

Castle Rock is an 8.9-mile out-and-back from O'Leary/Castle Rock Trailhead via O Leary Mountain to Castle Rock in Willamette National Forest that climbs 2,837 feet.

Elevation

2,837 ft of gain round trip.

Camp near here

The closest places to sleep, measured from the trailhead.

See all on the map

3.5 mi from the trailhead
Delta
Campground · Oregon

More hikes nearby

Ranked the same way, within twenty-five miles.

17 mi from you
Scott Mountain
- Summits Scott Mountain
- Inside Willamette National Forest
- 2,529 ft of climbing
12.5 mi out & back · 2,529 ft gain · Very hard
Willamette National Forest · Camp 2 mi away

Out: 1,940 ft up, returns the same way. Source: USGS 3DEP.

Highlights

What the trail reaches, measured from the start.

Castle RockDestination · 4.5 mi in
Cougar ReservoirNearby · 0.1 mi in

Map

The hike from its start, the approach dashed. Drag with two fingers, or hold a key to zoom.

Trail data: USFS, NPS, © OpenStreetMap contributors (ODbL). Elevation: USGS 3DEP via Mapzen terrain tiles. Nearby reading: Wikipedia. Download the trail and feature data.

At a glance

Length: 8.9 mi
Shape: Out & back
Gain: 2,837 ft round trip
High point: 3,808 ft
Low point: 2,179 ft
Difficulty: Very hardFrom 8.9 mi and 2,837 ft of climbing
Managed by: U.S. Forest Service
State: Oregon
Camps within 15 mi: 20
Start: O'Leary/Castle Rock Trailhead
Trailhead: 44.1296° N · 122.2296° W

Get directions Open the map

3.8 mi from the trailhead

Slide Creek

Campground · Oregon

4.1 mi from the trailhead

Mckenzie Bridge

Campground · Oregon

24 mi from you

Camp Lake

Ends at Camp Lake
Inside Deschutes National Forest
2,163 ft of climbing

14.1 mi out & back · 2,163 ft gain · Very hard

Deschutes National Forest · Camp 4 mi away

Waterfalls

Ends at Koosah Falls
Inside Willamette National Forest
1,563 ft of climbing

12.5 mi loop · 1,563 ft gain · Hard

Willamette National Forest · Camp under a mile away

Crescent Mountain

Passes Crescent Mountain
Inside Willamette National Forest
4,421 ft of climbing

15.9 mi out & back · 4,421 ft gain · Very hard

Willamette National Forest · Camp 3 mi away

South Sister Climber

Passes Lewis Glacier
Inside Deschutes National Forest
5,531 ft of climbing

12.1 mi out & back · 5,531 ft gain · Very hard

Deschutes National Forest · Camp 2 mi away

Three Sisters Loop Trail

Passes Obsidian Falls
Inside Three Sisters Wilderness
6,967 ft of climbing

43.6 mi one way · 6,967 ft gain · Very hard

Three Sisters Wilderness · Camp 4 mi away

More like this

Hikes that read like this one, wherever they are.

King Castle
- Near Castle Rock
- Inside Willamette National Forest
- 2,002 ft of climbing
8.3 mi out & back · 2,002 ft gain · Hard
Willamette National Forest · Camp 3 mi away
O Leary Mountain
- Passes Macduff Mountain
- Inside Willamette National Forest
- 6,190 ft of climbing
17.4 mi out & back · 6,190 ft gain · Very hard
Willamette National Forest · Camp 3 mi away
Rooster Rock
- Inside Willamette National Forest
- 4,544 ft of climbing
- Camp under a mile away
8.9 mi out & back · 4,544 ft gain · Very hard
Willamette National Forest · Camp under a mile away
Rockpile Lake
- Ends at Rockpile Lake
- Inside Willamette National Forest
- 1,399 ft of climbing
4.9 mi out & back · 1,399 ft gain · Moderate
Willamette National Forest · Camp 4 mi away

Weather

7-day forecast

Fri56°39°Rain
Sat54°40°Chance Light Rain
Sun50°38°Light Rain
Mon46°35°Chance Light Rain
Tue48°36°Mostly Sunny
Wed44°35°Rain And Snow Likely
Thu44°Chance Rain And Snow

Fri: Rain · wind 5 to 9 mph SSW

National Weather Service · refreshed hourly

Signal

Cell coverage here

VerizonLTE · Poor

FCC coverage data · signal varies in remote terrain