Abyss Lake
Abyss Lake Trail is a 8.4 miles trail in Pike and San Isabel National Forests, Colorado. The Forest Service rates it trail class 3, developed. It is open to hiking and horse and pack stock. It enters Mount Evans Wilderness.
Trail conditions, closures and hazards are not tracked here. The Pike and San Isabel National Forests official page carries current alerts and closure orders.
Map
One end Other endLine simplified to about 100 metres. Basemap from the USGS National Map.
| One end | 39.5110, -105.7110 · Directions ↗ |
| Other end | 39.5844, -105.6562 · Directions ↗ |
The ends are the two ends of the longest connected chain of segments. The record does not say which is the usual start. The trail is recorded as 6 segments.
The trail
| Length | 8.4 miles |
| Trail class | 3, developed |
| Type | land trail |
| Surface | native material |
| Typical grade | 12-20 percent |
| Typical tread width | 18-24 inches |
| Motor vehicles | Closed to all motorized use year-round |
| Accessibility | Not evaluated |
| Trail numbers | 602 |
| Forest | Pike and San Isabel National Forests (unit 0212) |
| States | Colorado |
| Detail published | management level, with uses |
Values are the set across all segments. Class 1 is minimally developed and class 5 is fully developed. Grade and width are the forest's typical values, not measured extremes.
Allowed uses
| Hiking | Allowed year-round |
| Horse and pack stock | Allowed year-round |
A use is listed when the Forest Service records it as managed, accepted or discouraged on any segment. Discouraged still means legal. Uses marked restricted are left out. Where the forest publishes a Motor Vehicle Use Map, that map governs motorized use.
Wilderness
- Mount Evans Wilderness WildernessFS · about 97% of the line is insideWilderness Connect ↗
Inside a designated wilderness, bicycles and motor vehicles are prohibited by law regardless of the trail record, and permits or group limits may apply.
Trailheads
Open Open year round The following restrictions apply to this trail : Only foot, bicycle, and horse traffic. Dogs must be leashed at all times Pack in; pack out. Practice Leave No Trace principles Stay on designated trail. Do not cut switchbacks. | 0 mi |
Distance is from the point to the nearest part of the trail line. Season text is what the forest wrote and is often a season name rather than a date. The recreation page link goes to the Forest Service site, which may redirect to the forest's recreation index.
Camping nearby
Campsite Atlas cards carry site counts and booking links from Recreation.gov. Forest Service cards come from the recreation layer and link the agency page.
Fire nearby
- WildfireWillow
46 mi from the trail midpoint · 7,389 acres · 80% contained
Distance is to the reported incident point, not the fire edge. Closure orders are on the forest's official page.
Explore
Reference
Questions people ask
How long is the Abyss Lake Trail?
8.4 miles, the sum of the 6 segments the Forest Service records under this name in Pike and San Isabel National Forests.
Source: Forest Service trail layer
What is allowed on the Abyss Lake Trail?
hiking and horse and pack stock. The trail is closed to motor vehicles year-round.
Source: Forest Service trail layer
Where does the Abyss Lake Trail start?
The line begins at 39.5110, -105.7110 and ends at 39.5844, -105.6562. The nearest recorded trailhead is Burning Bear East Trailhead, 0 miles from the line. The record does not say which end is the usual start.
Source: Forest Service trail layer
Is the Abyss Lake Trail in a wilderness area?
Yes. It enters Mount Evans Wilderness. Wilderness rules ban bicycles and motor vehicles and often limit group size.
Where can I camp near the Abyss Lake Trail?
Burning Bear Campground (0.1 mi), Geneva Park Campground (1.3 mi) and Whiteside Picnic Area (2.2 mi) are within five miles of the trail. Site counts and booking links are on Campsite Atlas.
Source: Campsite Atlas
How developed is the Abyss Lake Trail?
Trail class 3, which the Forest Service describes as developed. Class 1 is a minimal, unimproved route and class 5 is fully developed, often paved.
Source: Forest Service trail layer
How steep and how wide is the Abyss Lake Trail?
The typical grade is 12-20 percent. The typical tread is 18-24 inches wide.
Source: Forest Service trail layer
Who manages the Abyss Lake Trail?
Pike and San Isabel National Forests, Forest Service unit 0212. The trail is in Colorado.
Is there a fire near the Abyss Lake Trail?
1 active incident within 50 miles of the trail midpoint as of 2026-09-18, the nearest Willow at 46 miles. Check the forest's closure orders before you go.
Source: Fire nearby
Source
This page is built from 6 segments named ABYSS LAKE in the Forest Service TrailNFS_Publish layer, administrative unit 0212. Wilderness overlap is tested against the National Wilderness Preservation System layer from Wilderness Connect. Trailheads and Forest Service campgrounds come from the Forest Service Recreation Opportunities layer. Data refreshed September 17, 2026. The methodology page explains how segments become trails.