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Summit Fat Tire Society


The Summit Fat Tire Society, established in 1990, is a non-profit organization based in Summit County, Colorado and dedicated to supporting mountain biking, trails, and the resources around us through building and maintaining trails, being advocates for the sport, and organizing social events to help build a close-knit community of riders.

8

53

268

5

Featured Rides: 8

Keystone, CO
15.5 mi 25.0 km Keystone, CO
All Clear
Update
8 days ago
89 
Keystone, CO
15.1 mi 24.3 km Keystone, CO
Minor Issues
Update
Dry: Very loose and dusty. Rutted in the second half.
7 days ago
58 
10.5 mi 16.8 km
Soda Park Loop
Keystone, CO
10.5 mi 16.8 km Keystone, CO
All Clear
Update
25 days ago
51 
14.6 mi 23.5 km
Chaco's TenFoot Loop
Dillon, CO
14.6 mi 23.5 km Dillon, CO
Minor Issues
Update
Dry: Loose and dusty especially in berms.
8 days ago
21 
20.6 mi 33.1 km
The Whole East Side
Breckenridge, CO
20.6 mi 33.1 km Breckenridge, CO
All Clear
Update
Mostly Dry
21 days ago
8.4 mi 13.6 km
Ptarmigan Peak
Silverthorne, CO
8.4 mi 13.6 km Silverthorne, CO
All Clear
Update
Dry - Expect a much steeper and rocky climb from the viewpoint to the wilderness boundary
33 days ago
12 
Frisco, CO
11.0 mi 17.6 km Frisco, CO
All Clear
Update
Dry
11 days ago
2.7 mi 4.3 km
Masontown Loop
Frisco, CO
2.7 mi 4.3 km Frisco, CO
Minor Issues
Update
Mostly Dry: Fallen trees of previous report have been cleared. A little muddy when tight by the creek.
56 days ago

Trails: 53

8.0 mi 12.9 km
Peaks Trail
Frisco, CO
8.0 mi 12.9 km Frisco, CO
All Clear
Update
10 hours ago
115 
3.3 mi 5.3 km
Lenawee
Keystone, CO
3.3 mi 5.3 km Keystone, CO
All Clear
Update
Dry
8 days ago
27 
0.3 mi 0.5 km
Barney Flow
Breckenridge, CO
0.3 mi 0.5 km Breckenridge, CO
Unknown
Update
24 
10.3 mi 16.5 km
Wheeler Trail
Breckenridge, CO
10.3 mi 16.5 km Breckenridge, CO
All Clear
Update
Dry
80 days ago
14 
0.8 mi 1.3 km
Slalom
Breckenridge, CO
0.8 mi 1.3 km Breckenridge, CO
All Clear
Update
Mostly Dry
93 days ago
24 
2.0 mi 3.2 km
Side Door
Breckenridge, CO
2.0 mi 3.2 km Breckenridge, CO
Unknown
Update
2.8 mi 4.4 km
Baker's Tank Trail
Breckenridge, CO
2.8 mi 4.4 km Breckenridge, CO
All Clear
Update
Dry
92 days ago
25 
Breckenridge, CO
20.1 mi 32.4 km Breckenridge, CO
All Clear
Update
Dry
24 days ago
17 
0.9 mi 1.4 km
V3
Breckenridge, CO
0.9 mi 1.4 km Breckenridge, CO
Unknown
Update
11 
2.8 mi 4.5 km
Red Trail
Keystone, CO
2.8 mi 4.5 km Keystone, CO
All Clear
Update
Some Mud
90 days ago
18 
0.9 mi 1.5 km
Nightmare on Baldy
Breckenridge, CO
0.9 mi 1.5 km Breckenridge, CO
Unknown
Update
1.4 mi 2.2 km
Blair Witch
Keystone, CO
1.4 mi 2.2 km Keystone, CO
All Clear
Update
Dry
94 days ago
22 
0.7 mi 1.2 km
X10U8
Breckenridge, CO
0.7 mi 1.2 km Breckenridge, CO
Unknown
Update
Frisco, CO
9.6 mi 15.5 km Frisco, CO
Unknown
Update
14 
0.9 mi 1.4 km
Betty's Trail
Breckenridge, CO
0.9 mi 1.4 km Breckenridge, CO
Unknown
Update
4.3 mi 6.9 km
Great Flume
Breckenridge, CO
4.3 mi 6.9 km Breckenridge, CO
Minor Issues
Update
Dry - 1 downed tree across the trail towards the beginning of Flume but it can easily be stepped over..... possibly rideable.
41 days ago
3.8 mi 6.1 km
Soda Creek Trail
Keystone, CO
3.8 mi 6.1 km Keystone, CO
All Clear
Update
25 days ago
11 
0.6 mi 0.9 km
Mount Royal Trail
Frisco, CO
0.6 mi 0.9 km Frisco, CO
Unknown
Update
0.4 mi 0.7 km
Moonstone Trail
Breckenridge, CO
0.4 mi 0.7 km Breckenridge, CO
Unknown
Update
12 
Dillon, CO
3.8 mi 6.1 km Dillon, CO
Unknown
Update
4.0 mi 6.4 km
Galena Ditch Trail
Breckenridge, CO
4.0 mi 6.4 km Breckenridge, CO
All Clear
Update
66 days ago
11 
2.6 mi 4.2 km
Soda Ridge Trail
Keystone, CO
2.6 mi 4.2 km Keystone, CO
All Clear
Update
25 days ago
12 
2.0 mi 3.2 km
Jody's Loop
Frisco, CO
2.0 mi 3.2 km Frisco, CO
Unknown
Update
Keystone, CO
1.4 mi 2.3 km Keystone, CO
Unknown
Update
4.6 mi 7.4 km
Lakeshore Perimeter
Frisco, CO
4.6 mi 7.4 km Frisco, CO
Unknown
Update
1.3 mi 2.2 km
Faith Trail #951B
Frisco, CO
1.3 mi 2.2 km Frisco, CO
Unknown
Update
Frisco, CO
2.7 mi 4.3 km Frisco, CO
Unknown
Update
1.1 mi 1.8 km
Toad Alley
Breckenridge, CO
1.1 mi 1.8 km Breckenridge, CO
Unknown
Update
1.6 mi 2.6 km
Buzzsaw Loop
Frisco, CO
1.6 mi 2.6 km Frisco, CO
Unknown
Update
Frisco, CO
5.8 mi 9.3 km Frisco, CO
Unknown
Update
0.9 mi 1.5 km
Masontown Trail
Frisco, CO
0.9 mi 1.5 km Frisco, CO
Unknown
Update
0.6 mi 0.9 km
Olympian's Link
Silverthorne, CO
0.6 mi 0.9 km Silverthorne, CO
Unknown
Update
0.5 mi 0.7 km
Mike's Trail
Breckenridge, CO
0.5 mi 0.7 km Breckenridge, CO
All Clear
Update
Dry
63 days ago
0.8 mi 1.4 km
Hermit Placer
Breckenridge, CO
0.8 mi 1.4 km Breckenridge, CO
Unknown
Update
Frisco, CO
1.1 mi 1.7 km Frisco, CO
All Clear
Update
Fun trail. The wooden features need replacement soon, but as of now they can support loads more weight than they need to.
93 days ago
1.1 mi 1.8 km
Pence Miller
Breckenridge, CO
1.1 mi 1.8 km Breckenridge, CO
All Clear
Update
Dry
89 days ago
1.5 mi 2.4 km
B&B Trail
Breckenridge, CO
1.5 mi 2.4 km Breckenridge, CO
Unknown
Update
0.5 mi 0.9 km
Rocky's Ride
Frisco, CO
0.5 mi 0.9 km Frisco, CO
Unknown
Update
0.9 mi 1.5 km
Buzzsaw
Frisco, CO
0.9 mi 1.5 km Frisco, CO
Unknown
Update
0.4 mi 0.7 km
Riechl's Retreat
Silverthorne, CO
0.4 mi 0.7 km Silverthorne, CO
Unknown
Update
2.2 mi 3.5 km
Crystal Lakes Road
Breckenridge, CO
2.2 mi 3.5 km Breckenridge, CO
Unknown
Update
Keystone, CO
2.9 mi 4.6 km Keystone, CO
All Clear
Update
Dry
90 days ago
Breckenridge, CO
3.2 mi 5.1 km Breckenridge, CO
Unknown
Update
Frisco, CO
1.6 mi 2.6 km Frisco, CO
Unknown
Update
0.5 mi 0.9 km
Switchback
Frisco, CO
0.5 mi 0.9 km Frisco, CO
Unknown
Update
2.9 mi 4.7 km
Sallie Barber Road
Breckenridge, CO
2.9 mi 4.7 km Breckenridge, CO
Minor Issues
Update
Dry - 1 downed tree across the trail towards the beginning of Flume but it can easily be stepped over..... possibly rideable.
41 days ago
1.4 mi 2.2 km
Shock Hill
Breckenridge, CO
1.4 mi 2.2 km Breckenridge, CO
Unknown
Update
1.7 mi 2.7 km
Prospect Trail
Breckenridge, CO
1.7 mi 2.7 km Breckenridge, CO
Unknown
Update
0.9 mi 1.4 km
Granny's Trail
Keystone, CO
0.9 mi 1.4 km Keystone, CO
Unknown
Update
Frisco, CO
0.5 mi 0.8 km Frisco, CO
Unknown
Update
1.5 mi 2.4 km
Governor King Trail
Breckenridge, CO
1.5 mi 2.4 km Breckenridge, CO
Minor Issues
Update
Dry - 1 downed tree across the trail towards the beginning of Flume but it can easily be stepped over..... possibly rideable.
41 days ago
0.5 mi 0.9 km
Balfonz Blitz
Frisco, CO
0.5 mi 0.9 km Frisco, CO
Unknown
Update
Breckenridge, CO
1.3 mi 2.0 km Breckenridge, CO
Unknown
Update