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Fourth of July Trailhead to: Diamond Lake Trail – 1.2 miles; Arapaho Glacier Trail – 2.1 miles
From the Fourth of July Trailhead, the Arapaho Pass Trail climbs the northern slope of the North Fork, Middle Boulder Creek drainage into the Indian Peaks Wilderness. The Diamond Lake Trail intersects after 1.2 miles.
At 1.8 miles, Arapaho Pass Trail reaches the Fourth of July Mine and the Arapaho Glacier Trail intersects. The Arapaho Pass Trail continues west on an old road 1.2 miles farther to Arapaho Pass (elevation 11,906 feet).
The Arapaho Pass Trail continues north (right) from Arapaho Pass and drops 750 feet down a series of switchbacks to Caribou Lake. From here, Arapaho Pass Trail continues nine miles to Monarch Lake.
For a side trip from the crest of Arapaho Pass, follow Caribou Pass Trail west along the ridge for about 0.25 miles to visit Lake Dorothy (elevation 12,061 feet). Caribou Pass Trail continues on an impressive old road, blasted into a cliff, to Caribou Pass. Some parts of this trail are narrow and not for the faint of heart.
|Permit Info:||This trail lies within the Indian Peaks Wilderness Area:
|Best Season:||The road to the trailhead is not plowed in winter. Vehicular access is limited to June through Octob|
|Restrictions:||Indian Peak Wilderness restrictions apply:
Fishing and hunting: permitted in accordance with regulations established by the Colorado Parks & Wildlife.
|Closest Towns:||Nederland, Colorado|
|Water:||Streams; treat water for drinking.|
|Operated By:||U.S. Forest Service|
|Information Center:||Boulder Ranger District, 2140 Yarmouth Ave, Boulder, CO 80301|
From Nederland, head south on Colorado Highway 119 for 0.5 miles. Turn west onto County Road 130 (Eldora Ski Resort sign). Stay on the main road and through the town of Eldora. Once the pavement ends continue another five miles to the Fourth of July Trailhead. This portion of the road is rough but passable in a passenger car during the summer months.
This is a moderately steep trail in the Indian Peaks Wilderness Area. Destinations include Fourth of July Mine, Arapaho Pass, and Lake Dorothy. This trail intersects Diamond Lake Trail, Glacier Rim Trail and Caribou Pass Trail. From the pass, Arapaho Pass Trail continues west to Monarch Lake on the Sulphur Ranger District.
This trail is within the Indian Peaks Wilderness Area. Camping permits are required June 1 – September 15. Destinations include Fourth of July Mine, Arapaho Pass, and Lake Dorothy. This trail intersects Diamond Lake Trail, Glacier Rim Trail and Caribou Pass Trail. From the pass, Arapaho Pass Trail continues west to Monarch Lake on the Sulphur Ranger District.
|Fire Information||Campfires are prohibited year round.|
- Trail Measurement: 1.2 and 2.1 Miles
- Compass Latitude: 400239N
- Compass Longitude: 1054102W
- Numeric Latitude: 40.0441532
- Numeric Longitude: -105.6838934
- Elevation in Meters: 3084 to 3628
- Elevation in Feet: 10,121 to 11,906
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