Fort to Sea Trail
Hard · IvyLewis and Clark National Historical Park, Oregon
No photos yet
Add the first10.0 km6.2 mi
Distance
138 m453 ft
Elevation gain
2h 25m
Est. time
Route
Route type
- Bikes: conditions apply
- 9 parking areas
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 9.6% 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
Fort to Sea Trail is a 10.0 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
Loading forecast…
Elevation profile
Terrain sampled every 35 m from public elevation data.
- Descent
- 128 m
- High point
- 100 m
- 90th percentile grade
- 9.6%
Bike access & suitability
Legal permission and physical difficulty are evaluated separately.
Legal access
conditional
Bicycle permission is explicit on part of the route; remaining segments are undocumented.
Confirm access on undocumented segments before riding.
Estimated MTB suitability
Moderate
53% confidence - score 39/100
- - Terrain: 9.6% 90th-percentile grade and 14 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.
- Kwis Kwis Trail3.3 km · 2.0 mi · Lewis and Clark National Historical ParkModerate · Ace
- Slough to Sea Trail2.1 km · 1.3 mi · Lewis and Clark National Historical ParkEasy · Fern
- Netul River Trail1.5 km · 0.9 mi · Lewis and Clark National Historical ParkEasy · Fern
- Fort Clatsop Road1.3 km · 0.8 mi · Lewis and Clark National Historical ParkEasy · Fern
Trails nearby
Other routes within about 15 km.
- 4.9 km away
Tank Drive
Easy · FernOregon
668 m · 10m · ↑ 0 m
- 5.6 km away
Skipanon River Trail
Easy · FernOregon
1.52 km · 20m · ↑ 0 m
- 5.6 km away
DeLaura Dune Trail
Moderate · AceFort Stevens State Park, Oregon
7.23 km · 1h 35m · ↑ 0 m
- 6.5 km away
Skipanon River Loop Trail
Easy · FernOregon
1.71 km · 25m · ↑ 0 m
- 6.6 km away
Sleepy Hollow Trail
Easy · FernOregon
2.42 km · 30m · ↑ 0 m
- 6.7 km away
Freedom Trail
Easy · FernOregon
626 m · 10m · ↑ 0 m
- 7.5 km away
Ridge Path
Easy · FernOregon
1.86 km · 25m · ↑ 0 m
- 7.6 km away
Warrenton Waterfront Trail
Moderate · AceOregon
3.26 km · 45m · ↑ 0 m
- 7.9 km away
Bayfront Dike Trail
Easy · FernOregon
1.83 km · 25m · ↑ 0 m
- 8.1 km away
Coffenbury Lake Trail
Moderate · AceFort Stevens State Park, Oregon
878 m · 10m · ↑ 0 m
- 8.3 km away
Airport Dike Trail
Easy · FernOregon
803 m · 10m · ↑ 0 m
- 8.9 km away
Fort Stevens Ridge Trail
Easy · FernFort Stevens State Park, Oregon
1.83 km · 25m · ↑ 19 m
Photos
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Frequently asked
How long is Fort to Sea Trail?
Fort to Sea Trail is 10.0 km (6.2 miles) as a route. Allow roughly 2h 25m at a steady walking pace, not counting stops.
How hard is Fort to Sea Trail?
OpenTrail rates it hard. It climbs about 138 m overall, and its steepest sustained stretches run around 10%.
Where is Fort to Sea Trail?
Fort to Sea Trail is in Lewis and Clark National Historical Park, Oregon. The map on this page shows the full route, where it starts, and any mapped parking nearby.
Is there parking at Fort to Sea Trail?
9 mapped parking areas sit within 1.5 km of the route. Parking comes from OpenStreetMap, so check the signage when you arrive.
Can you bike Fort to Sea Trail?
Bicycle access is conditional, according to OpenStreetMap contributors. Legal access and how rideable the surface actually is are tracked separately on this page.