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Diluvian Loop #4903

Easy · Fern

Columbia River Gorge National Scenic Area, Oregon

Directions

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2.4 km1.5 mi

Distance

16 m52 ft

Elevation gain

35m

Est. time

Route

Route type

What to expect on this trail

  • Natural surface
  • Gently graded
  • Hiking
  • Running
  • Biking
How these were worked out
Natural surfacerecorded
OpenStreetMap records the surface of this trail as "dirt". Source: OpenStreetMap, high confidence.
Gently gradedestimated
Nine tenths of this trail is at or below a 4.9% grade, so the climbing is easy going throughout. Source: DEM terrain profile, moderate confidence.

Biking is listed because the access rules record an explicit permission — see the bike section below for its authority. It is never inferred from the terrain.

Fern's Friendly Walk A gentle wander — great for kids, dogs, and wildflower stops.

About this trail

Diluvian Loop #4903 is a 2.4 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
17 m
High point
87 m
90th percentile grade
4.9%
87 m74 m60 m0 m1.1 km2.1 km

Bike access & suitability

Legal permission and physical difficulty are evaluated separately.

Bikes allowed

Legal access

allowed

Every imported segment carries an explicit bicycle permission.

Estimated MTB suitability

Moderate

53% confidence - score 31/100

  • - Terrain: 4.9% 90th-percentile grade and 7 m climbing per km.
  • - Surface: dirt.

Source: Explicit OpenStreetMap access tags - OpenStreetMap contributors - checked Aug 2, 2026 - rules v2

View access evidence

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.

Photos

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Frequently asked

How long is Diluvian Loop #4903?

Diluvian Loop #4903 is 2.4 km (1.5 miles) as a route. Allow roughly 35m at a steady walking pace, not counting stops.

How hard is Diluvian Loop #4903?

OpenTrail rates it easy. It climbs about 16 m overall, and its steepest sustained stretches run around 5%.

Where is Diluvian Loop #4903?

Diluvian Loop #4903 is in Columbia River Gorge National Scenic Area, Oregon. The map on this page shows the full route, where it starts, and any mapped parking nearby.

Is there parking at Diluvian Loop #4903?

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 Diluvian Loop #4903?

Bicycles are permitted, according to OpenStreetMap contributors. Legal access and how rideable the surface actually is are tracked separately on this page.

Trail data last updated August 2, 2026 · terrain computed July 30, 2026