3.0
(20)
54
runners
01:43
9.90km
650m
Running
The Engineer Mountain via Pass Trail offers a difficult jogging experience, covering 6.1 miles (9.9 km) with a significant elevation gain of 2143 feet (653 metres). You will navigate through dense spruce-fir forests and vibrant aspen groves before reaching expansive alpine meadows. As you climb, you can expect panoramic views…
Last updated: April 23, 2026
Tips
Your route passes through a protected area
Please check local regulations for:
San Juan National Forest
Waypoints
Start point
Parking
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4.88 km
Highlight • Summit
Tip by
9.90 km
End point
Parking
Way Types & Surfaces
Way Types
9.89 km
Surfaces
7.69 km
2.21 km
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Elevation
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Thursday 9 July
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This route was planned by komoot.
The trail is often accessed from Coal Bank Pass, which is a common starting point. You'll find parking available there.
This trail is considered difficult and strenuous, making it best suited for experienced trail runners. You can expect moderate to steep inclines, switchbacks, and potentially rocky or loose talus sections, especially closer to the summit. The overall elevation gain is significant, and the trail reaches over 12,000 feet.
The best time to jog this trail is typically during the summer months, particularly July and August. During this period, the alpine meadows are vibrant with abundant wildflowers, and the views are spectacular. Be aware that snow patches can linger into mid-summer, adding to the challenge.
The Engineer Mountain via Pass Trail is located within the San Juan National Forest. Generally, no specific permits or entrance fees are required for day-use jogging on this trail. However, always check the USDA Forest Service website for the latest regulations and any potential changes, especially if planning an overnight trip or specific activities.
Yes, dogs are generally allowed on the Engineer Mountain via Pass Trail, as it is within the San Juan National Forest. However, it's crucial to keep your dog on a leash at all times to protect wildlife and ensure a pleasant experience for all trail users. Please also remember to pack out all pet waste.
The trail offers stunning panoramic views. As you ascend, you'll pass through spruce-fir forests and aspen groves, transitioning into beautiful alpine meadows filled with wildflowers in summer. From higher elevations, you can enjoy vistas of Engineer Mountain itself, Jura Knob, Twin Sisters, the Needle Mountains, Animas Valley, and the majestic San Juan Mountains. A rare rock glacier can also be observed near the summit.
Based on komoot's data, jogging the Engineer Mountain via Pass Trail typically takes around 1 hour and 43 minutes. This duration can vary significantly based on your fitness level, pace, and how much time you spend enjoying the views.
Yes, the route primarily follows the Pass Trail and also includes sections of the Engineer Mountain Trail. It also intersects with other trails like the Colorado Trail, Pass Creek Trail, and Coal Creek Trail, offering options for various loop or point-to-point adventures.
The terrain varies from moderate grades through meadows and dense forest to steeper sections with switchbacks. Closer to the summit, you can expect rocky and loose talus sections, which require careful footing. Snow patches can also persist into mid-summer.
Given the trail's high elevation (over 12,000 feet) and strenuous nature, it's important to be prepared for rapidly changing weather conditions, including afternoon thunderstorms. Always carry sufficient water, layers of clothing, and be aware of signs of altitude sickness. The exposed sections near the summit also require caution.
While specific wildlife sightings are never guaranteed, the San Juan National Forest is home to various species. You might spot deer, elk, marmots, pikas, and a variety of birdlife. Always maintain a respectful distance and never feed wild animals.
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