Forest Road 4620
Hard · IvyMount Hood National Forest, Oregon
No photos yet
Add the first21.3 km13.3 mi
Distance
771 m2530 ft
Elevation gain
6h 0m
Est. time
Route
Route type
What to expect on this trail
- Natural surface
- Moderate climbs
- Hiking
- Running
How these were worked out
- Natural surfacerecorded
- OpenStreetMap records the surface of this trail as "unpaved". Source: OpenStreetMap, high confidence.
- Moderate climbsestimated
- Nine tenths of this trail is at or below a 12.2% grade, which is steady work rather than scrambling. Source: DEM terrain profile, high 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 4620 is a 21.3 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
- 199 m
- High point
- 1368 m
- 90th percentile grade
- 12.2%
Bike access & suitability
Legal permission and physical difficulty are evaluated separately.
Legal access
Confirm before riding
No authoritative or explicit bicycle-access rule is recorded for this trail.
Estimated MTB suitability
Difficult
65% confidence - score 54/100
- - Terrain: 12.2% 90th-percentile grade and 36 m climbing per km.
- - Surface: unpaved.
- - Track firmness: grade2.
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.
- 850 m away
5420 - 300 Spur
Easy · FernMount Hood National Forest, Oregon
1.65 km · 20m · ↑ 0 m
- 850 m away
5420 - 033 Spur
Easy · FernMount Hood National Forest, Oregon
1.02 km · 15m · ↑ 0 m
- 850 m away
5420 - 290 Spur
Easy · FernMount Hood National Forest, Oregon
1.21 km · 25m · ↑ 73 m
- 4.2 km away
Riverside Trail #723
Moderate · AceMount Hood National Forest, Oregon
6.24 km · 1h 30m · ↑ 64 m
- 5.4 km away
6321-120 Spur
Easy · FernMount Hood National Forest, Oregon
1.46 km · 25m · ↑ 40 m
- 6.1 km away
Alder Flat Trail #574
Easy · FernMount Hood National Forest, Oregon
1.36 km · 20m · ↑ 0 m
- 6.2 km away
Skookum Lake Trail #542
Easy · FernMount Hood National Forest, Oregon
2.30 km · 35m · ↑ 28 m
- 8.1 km away
Clakamas River Trail #715
Hard · IvyMount Hood National Forest, Oregon
12.06 km · 3h 25m · ↑ 424 m
- 8.1 km away
Clackamas River Trail #715
Hard · IvyMount Hood National Forest, Oregon
12.06 km · 3h 25m · ↑ 424 m
- 9.6 km away
6340-230 Spur
Easy · FernMount Hood National Forest, Oregon
1.87 km · 25m · ↑ 0 m
- 9.6 km away
Cripple Creek Trail #702
Moderate · AceMount Hood National Forest, Oregon
5.44 km · 2h 25m · ↑ 703 m
- 10.4 km away
Memaloose Lake Trail #515
Easy · FernClackamas Wilderness, Oregon
2.91 km · 40m · ↑ 8 m
Photos
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Frequently asked
How long is Forest Road 4620?
Forest Road 4620 is 21.3 km (13.3 miles) as a route. Allow roughly 6h 0m at a steady walking pace, not counting stops.
How hard is Forest Road 4620?
OpenTrail rates it hard. It climbs about 771 m overall, and its steepest sustained stretches run around 12%.
Where is Forest Road 4620?
Forest Road 4620 is in Mount Hood 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 4620?
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.