Underhill Trail #683
Moderate · AceMount Hood National Recreation Area, Oregon
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Add the first4.5 km2.8 mi
Distance
109 m358 ft
Elevation gain
1h 10m
Est. time
Route
Route type
- Parking nearby
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 16.2% grade, and its steepest climb reaches 22.9%. Source: DEM terrain profile, moderate confidence.
- Rollingestimated
- The grade varies by 10.6 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.
Ace's Active Trek A real workout with honest climbing — pack water and snacks.
About this trail
Underhill Trail #683 is a 4.5 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
- 329 m
- High point
- 1104 m
- 90th percentile grade
- 16.2%
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
53% confidence - score 54/100
- - Terrain: 16.2% 90th-percentile grade and 24 m climbing per km.
- - Surface: ground.
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.
- Forest Road 442118.0 km · 11.2 mi · Mount Hood National ForestHard · Ivy
- Fifteenmile Trail #45617.5 km · 10.9 mi · Mount Hood National Recreation AreaHard · Ivy
- Forest Road 44508.2 km · 5.1 mi · Mount Hood National ForestHard · Ivy
- Cedar Creek Trail #4577.3 km · 4.6 mi · Mount Hood National Recreation AreaModerate · Ace
- Underhill Trail4.5 km · 2.8 mi · Mount Hood National Recreation AreaModerate · Ace
Trails nearby
Other routes within about 15 km.
- 2.8 km away
Eight Mile Interpretive Trail
Easy · FernMount Hood National Forest, Oregon
897 m · 10m · ↑ 0 m
- 3.4 km away
Eightmile Loop Trail #496
Hard · IvyMount Hood National Forest, Oregon
8.97 km · 2h 25m · ↑ 253 m
- 4.8 km away
Bottle Prairie Trail #455
Moderate · AceMount Hood National Forest, Oregon
7.58 km · 2h 0m · ↑ 184 m
- 5.9 km away
Lookout Mountain Trail #450
Moderate · AceMount Hood National Forest, Oregon
6.22 km · 1h 25m · ↑ 12 m
- 6.1 km away
Jordan Cutoff Trail
Easy · FernMount Hood National Forest, Oregon
2.52 km · 50m · ↑ 172 m
- 6.3 km away
Knebal Springs Trail #474
Moderate · AceThe Dalles Watershed Management Unit, Oregon
6.56 km · 2h 0m · ↑ 321 m
- 6.8 km away
Fret Creek Trail #456A
Moderate · AceBadger Creek Wilderness, Oregon
3.34 km · 45m · ↑ 0 m
- 6.9 km away
Tygh Creek Trail #460
Hard · IvyBadger Creek Wilderness, Oregon
10.26 km · 2h 25m · ↑ 100 m
- 7.3 km away
Super Connector Trail
Moderate · AceThe Dalles Watershed Management Unit, Oregon
3.16 km · 45m · ↑ 28 m
- 8.2 km away
Tygh Creek Cutoff #460A
Easy · FernBadger Creek Wilderness, Oregon
2.15 km · 40m · ↑ 123 m
- 8.7 km away
Cooks Meadow Trail #639
Hard · IvyMount Hood National Forest, Oregon
10.64 km · 3h 25m · ↑ 618 m
- 8.8 km away
The Hub
Easy · FernMount Hood National Forest, Oregon
1.53 km · 25m · ↑ 35 m
Photos
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Frequently asked
How long is Underhill Trail #683?
Underhill Trail #683 is 4.5 km (2.8 miles) as a route. Allow roughly 1h 10m at a steady walking pace, not counting stops.
How hard is Underhill Trail #683?
OpenTrail rates it moderate. It climbs about 109 m overall, and its steepest sustained stretches run around 16%.
Where is Underhill Trail #683?
Underhill Trail #683 is in Mount Hood National Recreation Area, Oregon. The map on this page shows the full route, where it starts, and any mapped parking nearby.
Is there parking at Underhill Trail #683?
One mapped parking area sits within 1.5 km of the route, the nearest being Camp Baldwin. Parking comes from OpenStreetMap, so check the signage when you arrive.