3 Sisters / Alderfer trail photo
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Level: Intermediate
Length: 7 mi (11.3 km)
Surface: Singletrack
Configuration: Loop
Elevation: +868/ -824 ft
Total: 690 riders

Mountain Biking 3 Sisters / Alderfer

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#86 of 1,378 mountain bike trails in Colorado
#645 in the world

First off, there are two parking areas for this trail. I would suggest parking at the first one
you see if it's not full. This makes your ride an up and down rather than a down then up.
This trail is actually a 'dumbell' shaped trail rather than a loop but the main loop is best
ridden in a clockwise direction. The upper loop (Summit trail) is best ridden clockwise as
well. Despite what the FalconGuide says about this trail, the summit is at almost 8500 ft (not
8100 ft) so there's about 1000 feet of climbing. The trail is mostly easy to ride although the
trail does get pretty rocky in spots. Overall the trail is extremely worn due to its popularity.
Grab a map at the trailhead so you don't get lost, particularly on the 3 Sisters side of the

First added by Jeff Barber on Aug 3, 2003. Last updated May 1, 2020. → add an update
Before you go
  • Drinking water: unknown
  • Lift service: unknown
  • Night riding: yes
  • Pump track: unknown
  • Restrooms: yes
  • Fat bike grooming: unknown
  • E-bikes allowed: yes
  • Fee required: unknown
This trail information is user-generated. Help improve this information by suggesting a correction.
Getting there
From I-70, take CO 74/Evergreen Pkwy to downtown Evergreen. Turn right onto County Rd. 73 and go about a mile to Buffalo Park Rd. Follow the signs to the parking area on the right.

3 Sisters / Alderfer Trail map

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Trail conditions

Good (on Aug 5, 2021)
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3 Sisters / Alderfer videos

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Three Sisters/Alderfer - clockwise
bike class
3 Sisters Park, Evergreen, Colorado
3 Sisters Mountain Biking
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