Hiking Project Logo

San Isabel National Forest

Zoom in to see details
Map Key

Weather Averages


High
 
Low
 
Precip
 
Days w/
 
J F M A M J J A S O N D

645 mi 1,038 km of trail 22 Recommended Routes

Easy Trails 27 Trails Intermediate Trails 85 Trails Hard Trails 55 Trails
Area suggestions or local tips? Tell us!
Hiking Project is built by hikers like you.
Share what you know about this area with the community.

Recommended Routes in San Isabel National Forest - 20

Hiking Project is built by hikers like you. Add Your Recommended Routes

Favorite The final cairn!
Difficult

Mt. Elbert

8.9 mi 14.4 km 4,410' Up 1344.26 m Up 4,410' Down 1344.07 m Down

Leadvil…, CO
Favorite Ice Mtn & The Three Apostles from Huron Pk with permission from BoulderTraveler
Intermediate/Difficult

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
Favorite Sayres Mountain hides behind columbines in the early morning shade.
Difficult

La Plata Peak Out and Back

9.4 mi 15.1 km 4,276' Up 1303.2 m Up 4,276' Down 1303.18 m Down

Leadvil…, CO
Favorite Looking south at the Continental Divide.
Difficult

Poplar Gulch Trail

12.6 mi 20.3 km 4,193' Up 1278.06 m Up 4,193' Down 1278.12 m Down

St. Elmo, CO
Favorite A lone hiker enjoys the solitude and fall colors on the south approach to Mount Elbert.
Difficult

Black Cloud Trail

10.9 mi 17.5 km 5,023' Up 1531.13 m Up 5,023' Down 1530.98 m Down

Leadvil…, CO
Favorite Beautiful fall day
Intermediate

Big Willis Gulch Trail

11.2 mi 18.1 km 3,016' Up 919.34 m Up 3,016' Down 919.3 m Down

Leadvil…, CO
Favorite We made it to the top! Not bad for senior citizens!
Intermediate

Midland Hill Out-and-Back

4.9 mi 7.9 km 1,586' Up 483.35 m Up 1,585' Down 483.1 m Down

Buena V…, CO
Favorite A great view of the three apostles basin.
Intermediate/Difficult

Southern Cross CDT to CT Loop

84.4 mi 135.9 km 18,650' Up 5684.63 m Up 18,649' Down 5684.32 m Down

Leadvil…, CO

Trails in San Isabel National Forest - 145

Hiking Project is built by hikers like you. Add Your Trails

6.4 mi 10.3 km #1Browns Creek Trail #1429
Intermediate
Alpine, CO
Intermediate
Alpine, CO 26 
4.9 mi 7.8 km #2South Mount Elbert Trail #1481
Intermediate/Difficult
Leadville North, CO
Intermediate/Difficult
Leadville North, CO
4.2 mi 6.8 km #3Mt. Shavano
Difficult
Salida, CO
Difficult
Salida, CO
13.3 mi 21.3 km #4CT - Segment 9: Tennessee Pass to Timberline Lake
Intermediate
Leadville North, CO
Intermediate
Leadville North, CO
6.4 mi 10.3 km #5Turquoise Lake Trail
Easy/Intermediate
Leadville North, CO
Easy/Intermediate
Leadville North, CO 11 
11.1 mi 17.9 km #6CDT: Marshall Pass to Monarch Pass (CO Sec. 18)
Intermediate/Difficult
Salida, CO
Intermediate/Difficult
Salida, CO
2.3 mi 3.6 km #7Timberline Lake
Intermediate
Leadville North, CO
Intermediate
Leadville North, CO 11 
21.5 mi 34.6 km #8CT - Segment 11: Mount Massive to Clear Creek
Intermediate
Leadville North, CO
Intermediate
Leadville North, CO
13.2 mi 21.3 km #9CDT: Halfmoon Creek to Timberline Lake (CO Sec. 24)
Intermediate
Leadville North, CO
Intermediate
Leadville North, CO
13.3 mi 21.4 km #10CDT: Timberline Lake to Tennessee Pass (CO Sec. 25)
Intermediate
Leadville North, CO
Intermediate
Leadville North, CO
11.9 mi 19.1 km #11Canyon Creek Trail
Difficult
Salida, CO
Difficult
Salida, CO
6.7 mi 10.8 km #12Starvation Creek
Difficult
Salida, CO
Difficult
Salida, CO
4.4 mi 7.1 km #13Silver Creek Trail
Difficult
Saguache, CO
Difficult
Saguache, CO
1.4 mi 2.3 km #14Django Trail #6033
Intermediate
Buena Vista, CO
Intermediate
Buena Vista, CO
2.3 mi 3.6 km #15Narrow Gauge Trail #1432
Easy/Intermediate
Alpine, CO
Easy/Intermediate
Alpine, CO
3.8 mi 6.1 km #16Ptarmigan Lake Trail #1444
Intermediate
St. Elmo, CO
Intermediate
St. Elmo, CO
3.6 mi 5.8 km #17Mt. Massive Trail
Difficult
Leadville North, CO
Difficult
Leadville North, CO
1.4 mi 2.2 km #18Mt. Harvard
Difficult
Buena Vista, CO
Difficult
Buena Vista, CO
7.0 mi 11.3 km #19Green's Creek
Intermediate/Difficult
Salida, CO
Intermediate/Difficult
Salida, CO
3.7 mi 6.0 km #20La Plata Peak-Blackbear Trail #1478
Difficult
St. Elmo, CO
Difficult
St. Elmo, CO

Photos of San Isabel National Forest - 207

Hiking Project is built by hikers like you. Add Your Photos

View of Huron Peak and the Three Apostles from the trail
Aug 1, 2018 near Leadvil…, CO
Mount Massive, 2ND highest Colorado 14er, still snow capped, second week of July 2019. View looking west from Halfmoon Road after climbing Mount Elbert earlier this day. Mount Massive at #2 ranked is only 6 feet lower than Mount Elbert.
Aug 10, 2019 near Leadvil…, CO
Ice Mtn & The Three Apostles from Huron Pk with permission from BoulderTraveler
Jan 8, 2015 near Buena V…, CO
A lone hiker enjoys the solitude and fall colors on the south approach to Mount Elbert.
Feb 7, 2017 near Leadvil…, CO
Virginia Peak, Winfield Peak, and Granite Mountain in the distance, looking back at the Huron Peak trail, wildflowers in full bloom.
Jul 3, 2018 near St. Elmo, CO
Huron Peak trail
Jan 27, 2018 near St. Elmo, CO
Mt. Princeton summit. Altitude has been shown to contribute to absurdity.
Jun 24, 2015 near Buena V…, CO
Worth the hike to get to this lake -- same trailhead as Mt. Massive, but lots of trees down made the hike a bit more challenging.
Jul 15, 2019 near Leadvil…, CO