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United States
Colorado
Lake County

Colorado Trail: Segment 9

Hard

4.9

(9947)

17,681

runners

Colorado Trail: Segment 9

07:10

33.7km

900m

Running

Jog Colorado Trail: Segment 9, a difficult 21.0-mile route through San Isabel National Forest with 2959 feet of elevation gain and stunning

Last updated: February 26, 2026

Tips

Includes segments that may be dangerous

Parts of this route comprise highly technical, difficult, or hazardous terrain. Specialist equipment and prior experience is required.

After 1.53 km for 14.4 km

After 18.0 km for 14.4 km

Waypoints

A

Start point

Parking

Get Directions

1

43 m

Tennessee Pass – Continental Divide & 10th Mountain Division Memorial

Highlight • Mountain Pass

At 10,424 feet, Tennessee Pass is one of the high points between the cities of Leadville and Minturn. The pass separates Ski Copper (to the east) and a Colorado Trail …

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2

16.9 km

Uncle Bud's Hut

Highlight • Mountain Hut

Uncle Bud's Hut is one of the many 10th Mountain Division ski huts around the area. You can stay at one of these huts in the dry months and can …

Tip by

B

33.7 km

End point

Parking

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Way Types & Surfaces

Way Types

16.0 km

12.8 km

3.30 km

972 m

578 m

133 m

Surfaces

28.8 km

2.41 km

1.27 km

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Elevation

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (3,560 m)

Lowest point (3,150 m)

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Weather

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Saturday 11 July

21°C

5°C

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Frequently Asked Questions

Where does Colorado Trail: Segment 9 start, and is there parking available?

The Colorado Trail: Segment 9 typically starts near Tennessee Pass. This trailhead is generally vehicle-accessible, making it convenient for day users. Parking is usually available at the start of the segment.

What is the terrain like on Colorado Trail: Segment 9, and how challenging is it for jogging?

This segment is rated as difficult for jogging. It begins with mostly gentle, level paths through forested areas from Tennessee Pass but quickly transitions to more challenging sections. You'll encounter significant elevation changes, including steep climbs, particularly after mile 7, and a notable ascent to the Porcupine Lakes area. The path can be rocky in places, and sections within the Holy Cross Wilderness are rugged, though climbs are often relatively short. Be prepared for both uphill and downhill sections, including a steep descent towards Timberline Lake Trailhead.

What notable landmarks or scenic views can I expect along the route?

The trail offers diverse scenery, winding through beautiful pine groves and lush forests. You'll pass numerous streams and backcountry lakes, including the Porcupine Lakes and views of Bear Lake. As you ascend, particularly to the high points, you'll be treated to fantastic views east towards the Mosquito Range and the Arkansas River Valley. Don't miss the Tennessee Pass – Continental Divide & 10th Mountain Division Memorial at the start, and the route also passes near Uncle Bud's Hut.

Is Colorado Trail: Segment 9 dog-friendly?

Yes, the Colorado Trail, including Segment 9, is generally dog-friendly. However, it's crucial to keep your dog on a leash, especially as parts of the trail traverse the Holy Cross Wilderness, where wildlife is abundant and regulations may be stricter. Always practice Leave No Trace principles, including packing out all pet waste.

What is the best time of year to jog this segment of the Colorado Trail?

The best season for jogging Segment 9 is typically from late June to early November. Outside of this window, you can expect snow, which can make the trail impassable or significantly more challenging. Be aware that mosquitoes can be prevalent in certain areas during the summer months.

Do I need a permit or pay an entrance fee for Colorado Trail: Segment 9, especially within San Isabel National Forest?

Generally, no specific permits are required for day use or jogging on the Colorado Trail: Segment 9. There are typically no entrance fees for accessing trails within the San Isabel National Forest. However, if you plan to camp overnight, especially in the Holy Cross Wilderness, always check current regulations for any required wilderness permits or fire restrictions.

Are there reliable water sources along Colorado Trail: Segment 9?

Yes, this segment is known for having fairly common and year-round water sources. However, it's always recommended to carry enough water for your planned activity and to filter or treat any water collected from natural sources to ensure it's safe for consumption.

How long does it typically take to jog Colorado Trail: Segment 9?

Given its distance of approximately 33.7 kilometers (21 miles) and difficult rating, jogging this segment can take around 7 hours and 10 minutes for an average jogger. This duration can vary significantly based on your fitness level, the weather, and how often you stop to enjoy the views.

Is this segment suitable for beginner joggers?

No, Colorado Trail: Segment 9 is generally not recommended for beginner joggers. It is rated as difficult due to significant elevation changes, steep climbs, and rocky terrain. Beginners might find the sustained effort and high altitude challenging. It's best suited for experienced joggers looking for a demanding route.

Are there camping opportunities along Colorado Trail: Segment 9?

Yes, there are good camping spots throughout much of the segment. However, be aware that there are some exceptions in the middle section, specifically between mile 6.9 and 10.9, where suitable camping spots may be limited. Always practice Leave No Trace principles and check for any fire restrictions, especially within the Holy Cross Wilderness.

Does Colorado Trail: Segment 9 intersect with other well-known trails?

Yes, the route of Colorado Trail: Segment 9 overlaps with several other notable trails. You'll find it shares sections with the ADT - Colorado C - Q - Seg 4, the CDT - Colorado Section, and the Continental Divide Trail and Colorado Trail (Segment 9). It also briefly intersects with the Treeline Loop Ski Trail and Saint Kevin's Lake Trail.

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