Castle Rock Trail #3506
Moderate · AceWillamette National Forest, Oregon
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Add the first6.7 km4.2 mi
Distance
539 m1768 ft
Elevation gain
2h 25m
Est. time
Route
Route type
- Bikes allowed
- 2 parking areas
What to expect on this trail
- Steep
- Sustained climb
- Hiking
- Biking
How these were worked out
- Steepestimated
- Nine tenths of this trail is at or below a 24.4% grade, and its steepest climb reaches 57.2%. Source: DEM terrain profile, moderate confidence.
- Sustained climbestimated
- This trail gains 80 m of elevation per kilometre. Source: DEM terrain profile, moderate confidence.
Biking is listed because the access rules record an explicit permission — see the bike section below for its authority. It is never inferred from the terrain.
Ace's Active Trek A real workout with honest climbing — pack water and snacks.
About this trail
Castle Rock Trail #3506 is a 6.7 km trail in Oregon. Route imported from OpenStreetMap (© OpenStreetMap contributors, ODbL); community descriptions, photos, and condition reports welcome.
Play the route
Fly the trail end to end, with the climb as it comes.
Conditions
Loading forecast…
Elevation profile
Terrain sampled every 35 m from public elevation data.
- Descent
- 55 m
- High point
- 1161 m
- 90th percentile grade
- 24.4%
Bike access & suitability
Legal permission and physical difficulty are evaluated separately.
Legal access
allowed
Every imported segment carries an explicit bicycle permission.
Estimated MTB suitability
Difficult
35% confidence - score 52/100
- - Terrain: 24.4% 90th-percentile grade and 80 m climbing per km.
Source: Explicit OpenStreetMap access tags - OpenStreetMap contributors - checked Aug 2, 2026 - rules v2
View access evidencePosted signs and current land-manager closures always override OpenTrail.
Report incorrect bike access
Connecting trails
Trails whose path meets this one — plan a longer route or a loop.
Trails nearby
Other routes within about 15 km.
- 150 m away
Echo Trail #3309
Moderate · AceWillamette National Forest, Oregon
3.59 km · 1h 15m · ↑ 253 m
- 2.1 km away
East Fork Trail #3308
Hard · IvyWillamette National Forest, Oregon
9.46 km · 3h 5m · ↑ 607 m
- 2.9 km away
Lowder Mountain Trail #3329
Hard · IvyThree Sisters Wilderness, Oregon
15.97 km · 5h 55m · ↑ 1442 m
- 4.9 km away
Walker Creek Trail #3330
Hard · IvyThree Sisters Wilderness, Oregon
10.62 km · 3h 0m · ↑ 365 m
- 5.1 km away
Terwilliger Hot Springs Trail
Easy · FernWillamette National Forest, Oregon
721 m · 15m · ↑ 32 m
- 5.9 km away
Delta Old Growth Nature Trail #3317
Easy · FernWillamette National Forest, Oregon
749 m · 10m · ↑ 0 m
- 6.2 km away
Olallie Trail #3529
Hard · IvyThree Sisters Wilderness, Oregon
36.52 km · 10h 25m · ↑ 1400 m
- 8.2 km away
Wilelada Creek
Easy · FernWillamette National Forest, Oregon
843 m · 20m · ↑ 67 m
- 8.4 km away
Yankee Mountain Trail #3318
Moderate · AceThree Sisters Wilderness, Oregon
4.00 km · 2h 40m · ↑ 1050 m
- 8.8 km away
Quartz Creek Road (#2618)
Hard · IvyOregon
12.50 km · 2h 50m · ↑ 31 m
- 9.2 km away
McKenzie River Trail #3507
Hard · IvyWillamette National Forest, Oregon
40.15 km · 9h 55m · ↑ 594 m
- 9.6 km away
Saddle Trail #3326
Moderate · AceWillamette National Forest, Oregon
3.16 km · 1h 25m · ↑ 443 m
Photos
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Frequently asked
How long is Castle Rock Trail #3506?
Castle Rock Trail #3506 is 6.7 km (4.2 miles) as a route. Allow roughly 2h 25m at a steady walking pace, not counting stops.
How hard is Castle Rock Trail #3506?
OpenTrail rates it moderate. It climbs about 539 m overall, and its steepest sustained stretches run around 24%.
Where is Castle Rock Trail #3506?
Castle Rock Trail #3506 is in Willamette National Forest, Oregon. The map on this page shows the full route, where it starts, and any mapped parking nearby.
Is there parking at Castle Rock Trail #3506?
2 mapped parking areas sit within 1.5 km of the route, the nearest being Castle Rock Trailhead. Parking comes from OpenStreetMap, so check the signage when you arrive.
Can you bike Castle Rock Trail #3506?
Bicycles are permitted, according to OpenStreetMap contributors. Legal access and how rideable the surface actually is are tracked separately on this page.