National Forest Development Road 3100-500
Moderate · AceUmpqua National Forest, Oregon
No photos yet
Add the first4.5 km2.8 mi
Distance
275 m902 ft
Elevation gain
1h 30m
Est. time
Route
Route type
What to expect on this trail
- Gravel
- Moderate climbs
- Hiking
- Running
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 13.4% grade, which is steady work rather than scrambling. 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.
Ace's Active Trek A real workout with honest climbing — pack water and snacks.
About this trail
National Forest Development Road 3100-500 is a 4.5 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
- 39 m
- High point
- 947 m
- 90th percentile grade
- 13.4%
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 53/100
- - Terrain: 13.4% 90th-percentile grade and 61 m climbing per km.
- - Surface: gravel.
- - 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.
- 3.8 km away
Pickett Butte Lookout
Easy · FernUmpqua National Forest, Oregon
1.81 km · 40m · ↑ 145 m
- 9.0 km away
Collins Creek
Easy · FernUmpqua National Forest, Oregon
2.32 km · 55m · ↑ 217 m
- 9.4 km away
Rondeau Butte Spur
Easy · FernOregon
1.09 km · 15m · ↑ 5 m
- 10.1 km away
Sam Creek Loop
Hard · IvyUmpqua National Forest, Oregon
11.67 km · 2h 40m · ↑ 53 m
- 11.6 km away
Radford Creek
Easy · FernUmpqua National Forest, Oregon
1.32 km · 30m · ↑ 119 m
- 11.8 km away
East Mine Creek
Easy · FernUmpqua National Forest, Oregon
2.09 km · 30m · ↑ 0 m
- 12.2 km away
Mine Creek
Easy · FernUmpqua National Forest, Oregon
2.47 km · 35m · ↑ 0 m
- 12.7 km away
Straight Creek
Hard · IvyUmpqua National Forest, Oregon
15.15 km · 3h 25m · ↑ 39 m
- 12.7 km away
Sugar Pine Trail 1080
Moderate · AceRogue River-Siskiyou National Forest, Oregon
4.44 km · 1h 15m · ↑ 162 m
- 12.9 km away
White Rock Mainline
Moderate · AceOregon
4.28 km · 1h 20m · ↑ 246 m
- 13.3 km away
Gobblers Knob
Hard · IvyOregon
9.03 km · 2h 40m · ↑ 413 m
- 13.4 km away
Deadman Ridge
Moderate · AceUmpqua National Forest, Oregon
6.97 km · 2h 5m · ↑ 319 m
Photos
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Frequently asked
How long is National Forest Development Road 3100-500?
National Forest Development Road 3100-500 is 4.5 km (2.8 miles) as a route. Allow roughly 1h 30m at a steady walking pace, not counting stops.
How hard is National Forest Development Road 3100-500?
OpenTrail rates it moderate. It climbs about 275 m overall, and its steepest sustained stretches run around 13%.
Where is National Forest Development Road 3100-500?
National Forest Development Road 3100-500 is in Umpqua 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 3100-500?
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.