Trillium Trail
Easy · FernMary S. Young Park, Oregon
No photos yet
Add the first1.0 km0.6 mi
Distance
68 m223 ft
Elevation gain
20m
Est. time
Route
Route type
- No bicycles
What to expect on this trail
- Natural surface
- Steep
- Rolling
- Hiking
How these were worked out
- Natural surfacerecorded
- OpenStreetMap records the surface of this trail as "ground". Source: OpenStreetMap, high confidence.
- Steepestimated
- Nine tenths of this trail is at or below a 29.1% grade, and its steepest climb reaches 58.3%. Source: DEM terrain profile, low confidence.
- Rollingestimated
- The grade varies by 16.0 percentage points along the route rather than climbing steadily. Source: DEM terrain profile, low 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.
Fern's Friendly Walk A gentle wander — great for kids, dogs, and wildflower stops.
About this trail
Trillium Trail is a 1.0 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
- 10 m
- High point
- 319 m
- 90th percentile grade
- 29.1%
Bike access & suitability
Legal permission and physical difficulty are evaluated separately.
Legal access
prohibited
OpenStreetMap marks bicycle access as prohibited on part of this route, while other sections are marked open. A closure anywhere on a route closes the whole route here, so treat it as closed until the restricted section is identified.
Sections of this route are mapped as open to bicycles and at least one is not. Identify the closed section before planning to ride any of it.
Estimated MTB suitability
Difficult
53% confidence - score 68/100
- - Terrain: 29.1% 90th-percentile grade and 66 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.
- Wildwood Trail46.6 km · 28.9 mi · Forest ParkHard · Ivy
- Willamette Greenway Trail38.0 km · 23.6 mi · George Rogers ParkHard · Ivy
- Heron Creek Loop Trail2.6 km · 1.6 mi · Mary S. Young ParkEasy · Fern
- Northwest Firelane 7 Road1.0 km · 0.6 mi · Forest ParkEasy · Fern
- Cedar Grove Trail1.0 km · 0.6 mi · Mary S. Young ParkEasy · Fern
- Riverside Loop Trail1.0 km · 0.6 mi · Mary S. Young ParkEasy · Fern
- Dog Park Trail0.6 km · 0.4 mi · Mary S. Young ParkEasy · Fern
Trails nearby
Other routes within about 15 km.
- less than 100 m away
Cedar Grove Trail
Easy · FernMary S. Young Park, Oregon
1.02 km · 20m · ↑ 42 m
- 200 m away
Willamette River Greenway
Easy · FernMaddax Woods, Oregon
2.24 km · 30m · ↑ 5 m
- 900 m away
Palomino Loop Trail
Easy · FernHidden Springs Open Space, Oregon
1.74 km · 30m · ↑ 52 m
- 1.6 km away
Trolley Trail
Hard · IvyOregon
12.19 km · 2h 50m · ↑ 55 m
- 2.0 km away
Rosemount Trail
Moderate · AceOregon
7.95 km · 2h 0m · ↑ 132 m
- 2.3 km away
Rosemont Trail
Easy · FernOregon
2.56 km · 35m · ↑ 30 m
- 2.3 km away
Camassia Trail
Easy · FernCamassia Natural Area, Oregon
936 m · 15m · ↑ 6 m
- 2.6 km away
Clackamas River Greenway
Easy · FernOregon
2.75 km · 35m · ↑ 6 m
- 2.7 km away
Clackamas River Greenway Trail
Easy · FernOregon
1.48 km · 20m · ↑ 6 m
- 3.1 km away
McLoughlin Promenade
Easy · FernMcLoughlin Promenade Park, Oregon
657 m · 10m · ↑ 0 m
- 3.3 km away
I-205 Multi-Use Path
Hard · IvyOregon
28.80 km · 6h 40m · ↑ 160 m
- 3.6 km away
William Stafford Pathway
Easy · FernRoehr Park, Oregon
1.68 km · 25m · ↑ 5 m
Photos
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Frequently asked
How long is Trillium Trail?
Trillium Trail is 1.0 km (0.6 miles) as a route. Allow roughly 20m at a steady walking pace, not counting stops.
How hard is Trillium Trail?
OpenTrail rates it easy. It climbs about 68 m overall, and its steepest sustained stretches run around 29%.
Where is Trillium Trail?
Trillium Trail is in Mary S. Young Park, Oregon. The map on this page shows the full route, where it starts, and any mapped parking nearby.
Is there parking at Trillium Trail?
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 Trillium Trail?
Bicycles are not permitted, according to OpenStreetMap contributors. Legal access and how rideable the surface actually is are tracked separately on this page.