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Forest Road 1665

Hard · Ivy

Malheur National Forest, Oregon

Directions

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14.4 km9.0 mi

Distance

405 m1329 ft

Elevation gain

3h 55m

Est. time

Route

Route type

What to expect on this trail

  • Gravel
  • Moderate climbs
  • Rough underfoot
  • Hiking
How these were worked out
Gravelrecorded
OpenStreetMap records the surface of this trail as "gravel". Source: OpenStreetMap, high confidence.
Moderate climbsestimated
Nine tenths of this trail is at or below a 11.5% grade, which is steady work rather than scrambling. Source: DEM terrain profile, high confidence.
Rough underfootestimated
OpenStreetMap records smoothness "bad" 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

Forest Road 1665 is a 14.4 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
348 m
High point
2102 m
90th percentile grade
11.5%
2102 m1901 m1699 m0 m7.2 km14.4 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

80% confidence - score 68/100

  • - Terrain: 11.5% 90th-percentile grade and 28 m climbing per km.
  • - Surface: gravel.
  • - Smoothness: bad.
  • - Track firmness: grade3.

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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Reviews

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Frequently asked

How long is Forest Road 1665?

Forest Road 1665 is 14.4 km (9.0 miles) as a route. Allow roughly 3h 55m at a steady walking pace, not counting stops.

How hard is Forest Road 1665?

OpenTrail rates it hard. It climbs about 405 m overall, and its steepest sustained stretches run around 12%.

Where is Forest Road 1665?

Forest Road 1665 is in Malheur National Forest, Oregon. The map on this page shows the full route, where it starts, and any mapped parking nearby.

Is there parking at Forest Road 1665?

One mapped parking area sits within 1.5 km of the route. Parking comes from OpenStreetMap, so check the signage when you arrive.

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