OpenTrail

Extendo Trail

Easy · Fern

McDonald Research Forest, Oregon4.0(1)

Directions

2.3 km1.5 mi

Distance

7 m23 ft

Elevation gain

30m

Est. time

Route

Route type

What to expect on this trail

  • Natural surface
  • Steep
  • Rolling
  • Hiking
How these were worked out
Natural surfacerecorded
OpenStreetMap records the surface of this trail as "dirt". Source: OpenStreetMap, high confidence.
Steepestimated
Nine tenths of this trail is at or below a 19.4% grade, and its steepest climb reaches 11.2%. Source: DEM terrain profile, moderate confidence.
Rollingestimated
The grade varies by 8.9 percentage points along the route rather than climbing steadily. Source: DEM terrain profile, moderate 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

Extendo Trail is a 2.3 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

Loading forecast…

Elevation profile

Terrain sampled every 35 m from public elevation data.

Descent
173 m
High point
335 m
90th percentile grade
19.4%
335 m250 m165 m0 m1.1 km2.2 km

Bike access & suitability

Legal permission and physical difficulty are evaluated separately.

Bikes allowed

Legal access

allowed

OSU College of Forestry classes this as a hiking, biking and horse trail in the Research Forests visitor guide.

Estimated MTB suitability

Difficult

73% confidence - score 61/100

  • - Terrain: 19.4% 90th-percentile grade and 3 m climbing per km.
  • - Surface: dirt.
  • - Mapped MTB technical scale: 1.

Source: Land-manager evidence - OSU College of Forestry — Oregon State University Research Forests - checked Sep 6, 2026 - rules v2

View access evidence

Posted signs and current land-manager closures always override OpenTrail.

Report incorrect bike access

Trails nearby

Other routes within about 15 km.

Photos

Location metadata is stripped from uploads automatically. New photos are reviewed by a moderator before they appear publicly.

No photos yet.

Reviews

Create a free account to review this trail.

Frequently asked

How long is Extendo Trail?

Extendo Trail is 2.3 km (1.5 miles) as a route. Allow roughly 30m at a steady walking pace, not counting stops.

How hard is Extendo Trail?

OpenTrail rates it easy. It climbs about 7 m overall, and its steepest sustained stretches run around 19%.

Where is Extendo Trail?

Extendo Trail is in McDonald Research Forest, Oregon. The map on this page shows the full route, where it starts, and any mapped parking nearby.

Is there parking at Extendo Trail?

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.

Are dogs allowed on Extendo Trail?

Yes — Extendo Trail is mapped as dog friendly. Posted signs and seasonal restrictions always take precedence.

Can you bike Extendo Trail?

Bicycles are permitted, according to OSU College of Forestry — Oregon State University Research Forests. Legal access and how rideable the surface actually is are tracked separately on this page.

Trail data last updated September 6, 2026 · terrain computed July 30, 2026