OpenTrail

Marion Mountain Trail 3435

Easy · Fern

Mount Jefferson Wilderness, Oregon

Directions

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1.3 km0.8 mi

Distance

139 m456 ft

Elevation gain

30m

Est. time

Route

Route type

What to expect on this trail

  • Steep
  • Sustained climb
  • Hiking
How these were worked out
Steepestimated
Nine tenths of this trail is at or below a 21.4% grade, and its steepest climb reaches 81.1%. Source: DEM terrain profile, low confidence.
Sustained climbestimated
This trail gains 107 m of elevation per kilometre. Source: DEM terrain profile, low confidence.

Biking is not listed. That means no explicit permission is recorded, which is not the same as a prohibition — see the bike section below.

Fern's Friendly Walk A gentle wander — great for kids, dogs, and wildflower stops.

About this trail

Marion Mountain Trail 3435 is a 1.3 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

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Elevation profile

Terrain sampled every 35 m from public elevation data.

Descent
0 m
High point
1627 m
90th percentile grade
21.4%
1627 m1556 m1485 m0 m613 m1.2 km

Bike access & suitability

Legal permission and physical difficulty are evaluated separately.

Bike access unknown

Legal access

Confirm before riding

No authoritative or explicit bicycle-access rule is recorded for this trail.

Estimated MTB suitability

Difficult

35% confidence - score 54/100

  • - Terrain: 21.4% 90th-percentile grade and 107 m climbing per km.

Source: No access source recorded - checked Aug 2, 2026 - rules v2

Posted 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.

Photos

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Frequently asked

How long is Marion Mountain Trail 3435?

Marion Mountain Trail 3435 is 1.3 km (0.8 miles) as a route. Allow roughly 30m at a steady walking pace, not counting stops.

How hard is Marion Mountain Trail 3435?

OpenTrail rates it easy. It climbs about 139 m overall, and its steepest sustained stretches run around 21%.

Where is Marion Mountain Trail 3435?

Marion Mountain Trail 3435 is in Mount Jefferson Wilderness, Oregon. The map on this page shows the full route, where it starts, and any mapped parking nearby.

Is there parking at Marion Mountain Trail 3435?

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.

Trail data last updated August 2, 2026 · terrain computed July 30, 2026