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Boulder Trail Runners


Very informal group of trail runners based in and around Boulder, CO.

Events


This club does not have any posted events.

2

7

33

3

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Map Key

Recommended Routes: 2

9.2 mi 14.8 km Mt. Alice via Hourglass Ridge
Difficult Difficult
Grand Lake, CO
Difficult Difficult
Grand Lake, CO
Unknown
Update
8.3 mi 13.3 km Spring Brook / Goshawk Double Loop
Intermediate Intermediate
Superior, CO
Intermediate Intermediate
Superior, CO
All Clear
Update
Dry
85 days ago
13 

Trails: 7

1.0 mi 1.6 km Paiute East Ridge
Very Difficult Very Difficult
Nederland, CO
Very Difficult Very Difficult
Nederland, CO
Unknown
Update
2.8 mi 4.4 km Slaughterhouse Gulch
Intermediate Intermediate
Niwot, CO
Intermediate Intermediate
Niwot, CO
Unknown
Update
10 
2.0 mi 3.3 km CR 83J
Intermediate Intermediate
Boulder, CO
Intermediate Intermediate
Boulder, CO
Minor Issues
Update
Snowy, Icy - Ankle deep snow with a singletrack refrozen into ice. Spikes work great.
38 days ago
1.7 mi 2.7 km Johnny Park Connector
Easy Easy
Lyons, CO
Easy Easy
Lyons, CO
Unknown
Update
1.0 mi 1.7 km City of Lafayette Trail
Easy Easy
Louisville, CO
Easy Easy
Louisville, CO
Unknown
Update
4.9 mi 7.8 km FS 509.1
Intermediate/Difficult Intermediate/Difficult
Boulder, CO
Intermediate/Difficult Intermediate/Difficult
Boulder, CO
Unknown
Update
3.0 mi 4.8 km Old Dirty Bismark
Easy Easy
Superior, CO
Easy Easy
Superior, CO
Unknown
Update
Welcome

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