United States Forest Service Road 8170
Hard · IvySiuslaw National Forest, Oregon
No photos yet
Add the first11.1 km6.9 mi
Distance
545 m1788 ft
Elevation gain
3h 20m
Est. time
Route
Route type
What to expect on this trail
- Gravel
- Steep
- Rolling
- Hiking
How these were worked out
- Gravelrecorded
- OpenStreetMap records the surface of this trail as "gravel". Source: OpenStreetMap, high confidence.
- Steepestimated
- Nine tenths of this trail is at or below a 15.1% grade, and its steepest climb reaches 29.3%. Source: DEM terrain profile, high confidence.
- Rollingestimated
- The grade varies by 8.4 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.
Ivy's Peak Challenge Steep, long, or rough. Experienced hikers will love it.
About this trail
United States Forest Service Road 8170 is a 11.1 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
- 82 m
- High point
- 534 m
- 90th percentile grade
- 15.1%
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 56/100
- - Terrain: 15.1% 90th-percentile grade and 49 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.
- United States Forest Service Road 81712.7 km · 1.7 mi · Siuslaw National ForestEasy · Fern
- United States Forest Service Road 8170-1222.1 km · 1.3 mi · Siuslaw National ForestEasy · Fern
- United States Forest Service Road 8170-1192.1 km · 1.3 mi · Siuslaw National ForestEasy · Fern
- United States Forest Service Road 8170-1242.0 km · 1.2 miEasy · Fern
- United States Forest Service Road 8170-1141.9 km · 1.2 mi · Siuslaw National ForestEasy · Fern
- United States Forest Service Road 8170-1250.7 km · 0.5 miEasy · Fern
- United States Forest Service Road 8170-1130.7 km · 0.5 mi · Siuslaw National ForestEasy · Fern
Trails nearby
Other routes within about 15 km.
- 6.1 km away
Battle Lake Trail
Easy · FernSiuslaw National Forest, Oregon
904 m · 20m · ↑ 62 m
- 9.6 km away
Pioneer-Indian Trail
Hard · IvySiuslaw National Forest, Oregon
11.86 km · 3h 30m · ↑ 535 m
- 9.9 km away
Whalen Island Loop
Easy · FernClay Myers State Natural Area at Whalen Island, Oregon
2.24 km · 35m · ↑ 66 m
- 10.9 km away
Ammunition Way
Easy · FernOregon
722 m · 10m · ↑ 11 m
- 11.1 km away
South Trail
Moderate · AceCape Lookout State Park, Oregon
3.11 km · 40m · ↑ 0 m
- 11.2 km away
Estuary View Trail
Easy · FernSitka Sedge State Natural Area, Oregon
1.23 km · 20m · ↑ 18 m
- 11.2 km away
Beltz Dike
Easy · FernSitka Sedge State Natural Area, Oregon
680 m · 10m · ↑ 6 m
- 11.6 km away
Kinnikinnik Woods Trail
Easy · FernSitka Sedge State Natural Area, Oregon
1.59 km · 20m · ↑ 0 m
- 11.6 km away
North Trail
Moderate · AceCape Lookout State Park, Oregon
3.44 km · 50m · ↑ 53 m
- 11.7 km away
Cape Lookout Trail
Moderate · AceCape Lookout State Park, Oregon
3.77 km · 1h 15m · ↑ 246 m
Photos
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Frequently asked
How long is United States Forest Service Road 8170?
United States Forest Service Road 8170 is 11.1 km (6.9 miles) as a route. Allow roughly 3h 20m at a steady walking pace, not counting stops.
How hard is United States Forest Service Road 8170?
OpenTrail rates it hard. It climbs about 545 m overall, and its steepest sustained stretches run around 15%.
Where is United States Forest Service Road 8170?
United States Forest Service Road 8170 is in Siuslaw National Forest, Oregon. The map on this page shows the full route, where it starts, and any mapped parking nearby.
Is there parking at United States Forest Service Road 8170?
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.