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National Forest Development Road 4660

Hard · Ivy

Deschutes National Forest, Oregon

Directions

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12.6 km7.8 mi

Distance

59 m194 ft

Elevation gain

2h 55m

Est. time

Route

Route type

What to expect on this trail

  • Gravel
  • Gently graded
  • Even underfoot
  • Hiking
  • Running
How these were worked out
Gravelrecorded
OpenStreetMap records the surface of this trail as "gravel". Source: OpenStreetMap, high confidence.
Gently gradedestimated
Nine tenths of this trail is at or below a 4.7% grade, so the climbing is easy going throughout. Source: DEM terrain profile, high confidence.
Even underfootestimated
OpenStreetMap records track type "grade1" on this trail. Source: OpenStreetMap, 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.

Ivy's Peak Challenge Steep, long, or rough. Experienced hikers will love it.

About this trail

National Forest Development Road 4660 is a 12.6 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

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Elevation profile

Terrain sampled every 35 m from public elevation data.

Descent
83 m
High point
1369 m
90th percentile grade
4.7%
1369 m1349 m1329 m0 m6.3 km12.6 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

Easy

65% confidence - score 24/100

  • - Terrain: 4.7% 90th-percentile grade and 5 m climbing per km.
  • - Surface: gravel.
  • - Track firmness: grade1.

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

Trails nearby

Other routes within about 15 km.

Photos

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Frequently asked

How long is National Forest Development Road 4660?

National Forest Development Road 4660 is 12.6 km (7.8 miles) as a route. Allow roughly 2h 55m at a steady walking pace, not counting stops.

How hard is National Forest Development Road 4660?

OpenTrail rates it hard. It climbs about 59 m overall, and its steepest sustained stretches run around 5%.

Where is National Forest Development Road 4660?

National Forest Development Road 4660 is in Deschutes National Forest, Oregon. The map on this page shows the full route, where it starts, and any mapped parking nearby.

Is there parking at National Forest Development Road 4660?

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