Tam McArthur Rim Horse Trail #4078.1
Moderate · AceThree Sisters Wilderness, Oregon
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Add the first3.3 km2.1 mi
Distance
162 m531 ft
Elevation gain
1h 0m
Est. time
Route
Route type
- No bicycles
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 "ground". Source: OpenStreetMap, high confidence.
- Moderate climbsestimated
- Nine tenths of this trail is at or below a 9.5% 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
Tam McArthur Rim Horse Trail #4078.1 is a 3.3 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
- 0 m
- High point
- 2230 m
- 90th percentile grade
- 9.5%
Bike access & suitability
Legal permission and physical difficulty are evaluated separately.
Legal access
prohibited
OpenStreetMap explicitly marks bicycle access as prohibited on at least one segment.
Estimated MTB suitability
Moderate
53% confidence - score 42/100
- - Terrain: 9.5% 90th-percentile grade and 49 m climbing per km.
- - Surface: ground.
Source: Explicit OpenStreetMap access tags - OpenStreetMap contributors - checked Aug 2, 2026 - rules v2
View access evidencePosted 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.
- 2.0 km away
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8.47 km · 1h 55m · ↑ 41 m
- 2.0 km away
Mrazek Trail
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20.00 km · 4h 30m · ↑ 51 m
- 2.8 km away
Metolius-Windigo Trail
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93.28 km · 22h 35m · ↑ 1104 m
- 2.8 km away
Swampy Lakes Trail #23
Hard · IvyDeschutes National Forest, Oregon
11.59 km · 3h 5m · ↑ 316 m
- 3.1 km away
Little Three Creek Lake Trail #4076
Easy · FernDeschutes National Forest, Oregon
2.09 km · 35m · ↑ 51 m
- 3.2 km away
North Fork Trail #24.2
Moderate · AceDeschutes National Forest, Oregon
5.33 km · 1h 45m · ↑ 331 m
- 3.4 km away
East Fork Trail #4079
Easy · FernDeschutes National Forest, Oregon
970 m · 20m · ↑ 49 m
- 3.5 km away
Farewell Trail #26
Moderate · AceDeschutes National Forest, Oregon
5.16 km · 1h 10m · ↑ 5 m
- 4.1 km away
Park Meadow Tie Trail #4102
Moderate · AceThree Sisters Wilderness, Oregon
3.94 km · 1h 0m · ↑ 69 m
- 4.1 km away
Three Creek Meadow Trail #4103
Easy · FernDeschutes National Forest, Oregon
1.76 km · 30m · ↑ 76 m
- 4.9 km away
Park Meadow Trail #96A
Hard · IvyThree Sisters Wilderness, Oregon
8.02 km · 1h 55m · ↑ 96 m
- 5.0 km away
Bridge Creek Trail #24
Hard · IvyDeschutes National Forest, Oregon
9.51 km · 2h 5m · ↑ 5 m
Photos
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Frequently asked
How long is Tam McArthur Rim Horse Trail #4078.1?
Tam McArthur Rim Horse Trail #4078.1 is 3.3 km (2.1 miles) as a route. Allow roughly 1h 0m at a steady walking pace, not counting stops.
How hard is Tam McArthur Rim Horse Trail #4078.1?
OpenTrail rates it moderate. It climbs about 162 m overall, and its steepest sustained stretches run around 10%.
Where is Tam McArthur Rim Horse Trail #4078.1?
Tam McArthur Rim Horse Trail #4078.1 is in Three Sisters Wilderness, Oregon. The map on this page shows the full route, where it starts, and any mapped parking nearby.
Is there parking at Tam McArthur Rim Horse Trail #4078.1?
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.
Can you bike Tam McArthur Rim Horse Trail #4078.1?
Bicycles are not permitted, according to OpenStreetMap contributors. Legal access and how rideable the surface actually is are tracked separately on this page.