Wyoming · Trail 4000

Old Pass Road

Old Pass Road Trail is a 3.6 miles trail in Bridger-Teton National Forest, Wyoming. The Forest Service rates it trail class 4, highly developed. It is open to hiking, horse and pack stock and mountain biking.

Trail conditions, closures and hazards are not tracked here. The Bridger-Teton 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 end43.4917, -110.9087 · Directions ↗
Other end43.4977, -110.9516 · 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

Length3.6 miles, of which 3.6 miles evaluated accessible
Trail class4, highly developed
Typeland trail
Surfaceasphalt (paved)
Typical tread width96-120 inches
Minimum widthover 42 inches
Motor vehiclesClosed to all motorized use year-round
AccessibilityAt least one segment meets Forest Service accessibility guidelines
Trail numbers4000
ForestBridger-Teton National Forest (unit 0403)
StatesWyoming
Detail publishedmanagement 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.

Weather by month

NOAA climate normals →
Weather by month near Old Pass Road Trail10°20°30°40°50°60°70°January: 1.45 inches of precipitation, 19.1 inches of snowFebruary: 1.43 inches of precipitation, 15.6 inches of snowMarch: 1.33 inches of precipitation, 9.2 inches of snowApril: 1.46 inches of precipitation, 4.2 inches of snowMay: 1.83 inches of precipitation, 0.6 inches of snowJune: 1.61 inches of precipitation, 0.0 inches of snowJuly: 1.10 inches of precipitation, 0.0 inches of snowAugust: 1.14 inches of precipitation, 0.0 inches of snowSeptember: 1.59 inches of precipitation, 0.1 inches of snowOctober: 1.57 inches of precipitation, 2.0 inches of snowNovember: 1.37 inches of precipitation, 11.0 inches of snowDecember: 1.76 inches of precipitation, 16.4 inches of snowJanFebMarAprMayJunJulAugSepOctNovDecJanuary: 16.2°F averageFebruary: 19.9°F averageMarch: 29.2°F averageApril: 38.0°F averageMay: 45.9°F averageJune: 53.8°F averageJuly: 60.2°F averageAugust: 58.9°F averageSeptember: 50.5°F averageOctober: 39.7°F averageNovember: 26.7°F averageDecember: 16.5°F average0 in5 in10 in15 in20 inTemp °FInches
The line is the average temperature and the bars are average precipitation at Jackson, 9 miles from the trail midpoint at 6,210 feet, station USC00484910 in the NOAA monthly climate normals for 1991 to 2020. Precipitation totals about 18 inches a year. The dotted line is average snowfall, about 78 inches a year on the same inches scale.

Allowed uses

HikingAllowed 05/01 to 11/01 (month/day)
Horse and pack stockAllowed 05/01 to 11/01 (month/day)
Mountain bikingAllowed 05/01 to 11/01 (month/day)

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.

Trailheads

No season published · listed none
0 mi
No season published · listed none
0.2 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.

Camping nearby

No federal campground is recorded within five miles of the trail. Dispersed camping is allowed on most National Forest land outside posted closures. The forest office has the current rules.

Explore

Reference

Questions people ask

How long is the Old Pass Road Trail?

3.6 miles, the sum of the 1 segment the Forest Service records under this name in Bridger-Teton National Forest. 3.6 miles of that are evaluated as accessible.

Source: Forest Service trail layer

What is allowed on the Old Pass Road Trail?

hiking, horse and pack stock and mountain biking. The trail is closed to motor vehicles year-round. Some uses are seasonal. The allowed uses section lists the dates.

Source: Forest Service trail layer

Where does the Old Pass Road Trail start?

The line begins at 43.4917, -110.9087 and ends at 43.4977, -110.9516. The nearest recorded trailhead is Trail Creek Trailhead - Jackson, 0 miles from the line. The record does not say which end is the usual start.

Source: Forest Service trail layer

Is the Old Pass Road 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 Old Pass Road Trail?

No federal campground is recorded within five miles of the trail. Dispersed camping is allowed on most National Forest land outside posted closures. The forest office has the current rules.

Source: Bridger-Teton National Forest official page

How developed is the Old Pass Road Trail?

Trail class 4, which the Forest Service describes as highly 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 Old Pass Road Trail?

The typical tread is 96-120 inches wide.

Source: Forest Service trail layer

Is the Old Pass Road Trail accessible?

The Forest Service has evaluated 3.6 miles of this trail as meeting its accessibility guidelines. The surface is asphalt.

Source: Forest Service trail layer

Who manages the Old Pass Road Trail?

Bridger-Teton National Forest, Forest Service unit 0403. The trail is in Wyoming.

Source: Bridger-Teton National Forest official page

Source

This page is built from 1 segment named OLD PASS ROAD in the Forest Service TrailNFS_Publish layer, administrative unit 0403. 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.