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Easy
“A short trail around the East lake at Twin Lakes park in Gunbarrel. ”
1.3
Miles2.1
KMSingletrack
Easy
Singletrack
Easy
Local Club: Boulder Mountainbike Alliance
Sep 29, 2026: Where Boulder’s 2026 Candidates Stand on Bike Issues
Sep 23, 2026: More Voices at the Table: BMA Supports Ballot Question 200
Sep 2, 2026: What Do You Want to Ask Boulder’s Candidates?
Land Manager: Boulder County, CO - Parks and Open Space
East Boulder Trail
12.2 mi 19.6 km • 611' Up 186.36 m Up • 611' Down 186.36 m Down
Gunbarrel, CO
Chapman Drive Out-And-Back
11.2 mi 18.1 km • 1,330' Up 405.46 m Up • 1,330' Down 405.44 m Down
Boulder, CO
Post Work Sunset Ride
6.7 mi 10.8 km • 467' Up 142.33 m Up • 450' Down 137.04 m Down
Erie, CO
Heil to Picture to Hall and Back
34.1 mi 54.9 km • 3,648' Up 1111.87 m Up • 3,648' Down 1111.94 m Down
Lyons, CO
Marshall Mesa - Doudy Draw Loops
10.4 mi 16.8 km • 921' Up 280.63 m Up • 923' Down 281.18 m Down
Superior, CO
Rock Creek Farm Loop
11.8 mi 18.9 km • 301' Up 91.78 m Up • 305' Down 93.04 m Down
Broomfield, CO
Unknown
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