Poison Glade
Poison Glade Trail is a 6.1-mile trail in Mendocino National Forest, California. The forest has not published allowed uses for it.
Trail conditions, closures and hazards are not tracked here. The Mendocino National Forest 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 | 39.8123° N, 122.8027° W · Directions ↗ |
| Other end | 39.8225° N, 122.8770° W · 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
| Length | 6.1 miles |
| Type | land trail |
| Accessibility | Not evaluated |
| Trail numbers | 9W17 |
| Forest | Mendocino National Forest (unit 0508) |
| States | California |
| Detail published | centerline only |
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.
Weather by month
Trailheads
Grindstone Trailhead Open May | 0.1 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.
Trails nearby
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
- PrescribedAlder Springs Underburn Rx
13 mi from the trail midpoint
- PrescribedHoward Forest Rx Fire
42 mi from the trail midpoint · 69 acres
- PrescribedLower Gas Point Vmp Rx
44 mi from the trail midpoint · 254 acres
Distance is to the reported incident point, not the fire edge. Closure orders are on the forest's official page.
Mendocino National Forest publishes this trail as a centerline only, with no class, surface or allowed uses. What is here is the name, the length and the line. The forest office has the rest.
Checked every Sunday. Sections appear on the first run after the forest publishes more.
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Titles come from Open Library's catalog, matched by subject heading or by title.
Reference
Questions people ask
How long is the Poison Glade Trail?
The Forest Service records 6.1 miles under this name in Mendocino National Forest, the sum of 1 segment.
Source: Forest Service trail layer
What is allowed on the Poison Glade Trail?
Mendocino National Forest has not published allowed uses for this trail. The forest office can say what is open.
Where does the Poison Glade Trail start?
The line begins at 39.8123° N, 122.8027° W and ends at 39.8225° N, 122.8770° W. The nearest recorded trailhead is Grindstone Trailhead, 0.1 miles from the line. The record does not say which end is the usual start.
Source: Forest Service trail layer
Is the Poison Glade Trail in a wilderness area?
No. The trail line does not cross any polygon in the National Wilderness Preservation System layer.
Source: Wilderness Connect
Where can I camp near the Poison Glade Trail?
General Campgrounds & Trailheads (2.8 mi), Sugar Spring Campground (3.3 mi) and Wells Cabin Campground (4 mi) are within five miles of the trail. The camping section lists all 4 with site counts and booking links.
Source: Campsite Atlas
Who manages the Poison Glade Trail?
Mendocino National Forest, Forest Service unit 0508. The trail is in California.
Is there a fire near the Poison Glade Trail?
The interagency feed shows 3 active incidents within 50 miles of the trail midpoint as of 2026-11-01, the nearest Alder Springs Underburn Rx at 13 miles. Check the forest's closure orders before you go.
Source: Fire nearby
Source
This page is built from 1 segment named Poison Glade in the Forest Service TrailNFS_Publish layer, administrative unit 0508. 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 November 1, 2026. The methodology page explains how segments become trails.