Black Rock #3935
Moderate · AceNewberry National Volcanic Monument, Oregon
No photos yet
Add the first6.6 km4.1 mi
Distance
0 m0 ft
Elevation gain
1h 30m
Est. time
Route
Route type
- Bikes allowed
What to expect on this trail
- Natural surface
- Gently graded
- Hiking
- Running
- Biking
How these were worked out
- Natural surfacerecorded
- OpenStreetMap records the surface of this trail as "dirt". Source: OpenStreetMap, high confidence.
- Gently gradedestimated
- Nine tenths of this trail is at or below a 3.8% grade, so the climbing is easy going throughout. 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
Black Rock #3935 is a 6.6 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
- 82 m
- High point
- 1371 m
- 90th percentile grade
- 3.8%
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
Moderate
53% confidence - score 28/100
- - Terrain: 3.8% 90th-percentile grade and 0 m climbing per km.
- - Surface: dirt.
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.
- 250 m away
Trail of the Molten Land #3922
Easy · FernNewberry National Volcanic Monument, Oregon
881 m · 15m · ↑ 19 m
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NFD 9700-090
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805 m · 10m · ↑ 0 m
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NFD 9710-014
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1.35 km · 20m · ↑ 34 m
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1.36 km · 20m · ↑ 6 m
- 2.1 km away
NFD 9701-014
Easy · FernDeschutes National Forest, Oregon
1.71 km · 30m · ↑ 89 m
- 2.4 km away
NFD 9710-220
Easy · FernDeschutes National Forest, Oregon
1.23 km · 20m · ↑ 17 m
- 2.6 km away
NFD 9701-013
Moderate · AceDeschutes National Forest, Oregon
4.00 km · 1h 0m · ↑ 74 m
- 3.4 km away
NFD 9711-012
Hard · IvyDeschutes National Forest, Oregon
8.65 km · 2h 0m · ↑ 62 m
- 3.5 km away
NFD 9710-012
Moderate · AceNewberry National Volcanic Monument, Oregon
3.26 km · 50m · ↑ 64 m
- 3.6 km away
NFD 1801-014
Easy · FernDeschutes National Forest, Oregon
2.96 km · 40m · ↑ 28 m
- 4.2 km away
NFD 9701-525
Easy · FernDeschutes National Forest, Oregon
837 m · 10m · ↑ 0 m
- 4.8 km away
Lava-Benham Trail
Easy · FernDeschutes National Forest, Oregon
2.77 km · 40m · ↑ 10 m
Photos
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Frequently asked
How long is Black Rock #3935?
Black Rock #3935 is 6.6 km (4.1 miles) as a route. Allow roughly 1h 30m at a steady walking pace, not counting stops.
How hard is Black Rock #3935?
OpenTrail rates it moderate. It climbs about 0 m overall, and its steepest sustained stretches run around 4%.
Where is Black Rock #3935?
Black Rock #3935 is in Newberry National Volcanic Monument, Oregon. The map on this page shows the full route, where it starts, and any mapped parking nearby.
Is there parking at Black Rock #3935?
No parking area is mapped within 1.5 km of this route in OpenStreetMap. That is not the same as there being none — check local access rules before you go.
Can you bike Black Rock #3935?
Bicycles are permitted, according to OpenStreetMap contributors. Legal access and how rideable the surface actually is are tracked separately on this page.