San Isabel National Forest

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Recommended Routes in San Isabel National Forest - 14

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Ice Mtn & The Three Apostles from Huron Pk with permission from BoulderTraveler

Huron Peak

6.4 mi 10.2 km • 3,301' Up 1006.19 m Up • 3,301' Down 1006.03 m Down

Buena V…, CO

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Mt. Yale

8.8 mi 14.1 km • 4,260' Up 1298.32 m Up • 4,259' Down 1298.15 m Down

St. Elmo, CO

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Windsor Lake Trail

1.0 mi 1.7 km • 842' Up 256.71 m Up • 0' Down 0 m Down

Leadvil…, CO

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Crossing Willow Creek on Colorado Trail just south of Mt. Massive trail junction.

CDT: Halfmoon Creek to Timberline Lake (CO Sec. 24)

13.2 mi 21.3 km • 2,487' Up 757.95 m Up • 2,516' Down 766.77 m Down

Leadvil…, CO

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View from Mt. Massive's summit on a summer day.

Mt. Massive via CDT

13.4 mi 21.5 km • 4,456' Up 1358.07 m Up • 4,455' Down 1357.95 m Down

Leadvil…, CO

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Starvation Creek Out-and-Back

9.4 mi 15.1 km • 1,994' Up 607.82 m Up • 1,994' Down 607.71 m Down

Salida, CO

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A great view of the three apostles basin.

Lake Ann Out-and-Back

11.2 mi 18.0 km • 1,715' Up 522.76 m Up • 1,715' Down 522.61 m Down

St. Elmo, CO

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Kroenke Lake

8.2 mi 13.2 km • 1,587' Up 483.58 m Up • 1,585' Down 483.22 m Down

Buena V…, CO

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Twin Lakes fall view with Mt Elbert, the highest peak in the Rocky Mountains on the right

CT - Segment 11: Mount Massive to Clear Creek

21.5 mi 34.6 km • 2,336' Up 711.94 m Up • 3,474' Down 1059 m Down

Leadvil…, CO

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San Isabel National Forest Running

134 Miles 216 Kilometers of Trail
14 Recommended Routes
4 Easy Trails
23 Intermediate Trails
20 Difficult Trails

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Areas Within San Isabel National Forest

Mount Massive Wilderness

7 Trails

Mt. Antero Trails

5 Trails

Weather Averages

High	Low	Precip	Days w/

Trails in San Isabel National Forest - 33

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4.4 mi 7.1 km #1Mount Shavano Difficult Alpine, CO	Difficult	Alpine, CO	17
3.8 mi 6.1 km #2Ptarmigan Lake Trail #1444 Intermediate St. Elmo, CO	Intermediate	St. Elmo, CO	15
2.5 mi 4.1 km #3Ridge Line Trail #1494 (Igloo Peak) Intermediate Aspen, CO	Intermediate	Aspen, CO	3
4.7 mi 7.6 km #4Starvation Creek Difficult Whitepine, CO	Difficult	Whitepine, CO	1
4.4 mi 7.1 km #5Silver Creek Trail Difficult Saguache, CO	Difficult	Saguache, CO	1
2.3 mi 3.6 km #6Narrow Gauge Trail #1432 Easy/Intermediate Alpine, CO	Easy/Intermediate	Alpine, CO	8
11.1 mi 17.9 km #7CDT: Marshall Pass to Monarch Pass (CO Sec. 18) Intermediate/Difficult Whitepine, CO	Intermediate/Difficult	Whitepine, CO	4
1.7 mi 2.7 km #8Lost Lake Trail Intermediate St. Elmo, CO	Intermediate	St. Elmo, CO	4
5.4 mi 8.6 km #9Brown's Pass Intermediate Buena Vista, CO	Intermediate	Buena Vista, CO	4
3.7 mi 5.9 km #10Mt. Massive Trail Difficult Leadville North, CO	Difficult	Leadville North, CO	4