more stats
2.4 miles
Distance
2,034 ft
Climb
-37 ft
Descent
00:36:49
Avg time
1,997 ft
Altitude change
9,511 ft
Altitude min
11,508 ft
Altitude max
9,511 ft
Altitude start
11,508 ft
Altitude end
15.814%
Grade
-14.906%
Grade max
25.657%
Grade min
2 miles
Distance climb
587 ft
Distance down
167 ft
Distance flat
00:36:49
Avg time

Ptarmigan Loop Details

  • Activities
    • Hike
    • Mountain Bike
    • Horse
    • Trail Running
  • Riding Area
    Silverthorne
    , Colorado
  • Ref Number
    #69.1
  • Difficulty Rating
    Black Diamond Rate
  • Local Popularity
    50 in Mountain Biking [+]
    • 5 in Trail Running
    • 100 in Hiking
    • 5 in Horseback
  • Global Ranking
    #338334 in Mountain Biking [+]
    • #241447 in Trail Running
    • #19999 in Hiking
    • #6342 in Horseback
  • Hiking SAC Scale
    T3 Demanding Mountain Hiking
  • Trail Type
    Singletrack
  • Direction
    Both Directions
    Popular In Reverse
  • Climb Difficulty
    Black Diamond
  • Physical Rating
    Hard
  • Dogs Allowed
    Yes
  • eBike Allowed
    No

No community description for Ptarmigan Loop trail has been added yet!

AI Generated Description

Ptarmigan Loop is a 2 mile moderately popular black diamond difficulty singletrack trail located near Silverthorne Colorado. This hike primary trail can be used both directions and has a hard overall physical rating with a 2,034 ft black diamond climb. On average it takes 36 minutes to complete this trail.

Local Trail Association
Traditionally Indigenous Territory

Recent Activity on Trail

Past Week
  • 0 rides
  •  
6 Months
  • 3 rides
  • 26 miles avg distance
All
  • 10 rides
  • Last: Jun 22, 2026
c1c2c3c4
January
February
March
April
May
June
July
August
September
October
November
December
update trails status or condition

Ptarmigan Loop Trail Reports

statusdatedescription
Jun 22, 2026 @ 8:34pm (America/Denver)
Jun 22, 2026
 dusty and loose af
May 22, 2026 @ 2:49pm (America/Denver)
May 22, 2026
 all downed trees are now cleared. snow is gone. have a great summer.
Apr 24, 2026 @ 9:22pm (America/Denver)
Apr 24, 2026
 still 53 downed trees remaining to be cut. its dry and hikeable but significant deadfall from 10.7k ft to 11.1k ft
Apr 19, 2026 @ 4:00pm (America/Denver)
Apr 19, 2026
 downed trees cleared to 10,738ft. still some work to be done but getting closer to being open for mtb
Apr 6, 2026 @ 8:41am (America/Denver)
Apr 6, 2026
 reporter 100's of trees down, will need significant work to open
more »
Status:
on Jun 22, 2026
Very Dry
no votes yet
Your vote: 0

view (119)
close
  • Basemap  Map 
    • Pro
    • Pro
    • Pro
    • Pro
    • Pro
    • Pro
3D
Trail Conditions
  • Unknown
  • Snow Groomed
  • Snow Packed
  • Snow Covered
  • Snow Cover Partial
  • Freeze/thaw Cycle
  • Icy
  • Prevalent Mud
  • Wet
  • Variable
  • Ideal
  • Dry
  • Very Dry
Trail Flow (Ridden Direction)
Trailforks scans users ridelogs to determine the most popular direction each trail is ridden. A good flowing trail network will have most trails flowing in a single direction according to their intension.
The colour categories are based on what percentage of riders are riding a trail in its intended direction.
  • > 96%
  • > 90%
  • > 80%
  • > 70%
  • > 50%
  • < 50%
  • bi-directional trail
  • no data
Trail Last Ridden
Trailforks scans ridelogs to determine the last time a trail was ridden.
  • < 2 days
  • < 1 week
  • < 2 weeks
  • < 1 month
  • < 6 months
  • > 6 months
Trail Ridden Direction
The intended direction a trail should be ridden.
  • Downhill Only
  • Downhill Primary
  • Both Directions
  • Uphill Primary
  • Uphill Only
  • One Direction
Contribute Details
Colors indicate trail is missing specified detail.
  • Description
  • Photos
  • Description & Photos
  • Videos
Trail Popularity ?
Trailforks scans ridelogs to determine which trails are ridden the most in the last 9 months. Trails are compared with nearby trails in the same city region with a possible 25 colour shades. Think of this as a heatmap, more rides = more kinetic energy = warmer colors.
  • most popular
  • popular
  • less popular
  • not popular
ATV/ORV/OHV Filter
Max Vehicle Width
inches
US Cell Coverage
Legend
cell carrier legend

Radar Time
Activity Recordings
Trailforks uses anonymized public activity data. ?
Activity Recordings
Trailforks uses anonymized public activity data. ?
Personal Heatmap
▶ Activity Types
all / none
▶ Options
2
Date range month
–
Winter Trails
Warning A routing network for winter maps does not exist. Selecting trails using the winter trails layer has been disabled.
Missing Trails
Most Popular
Least Popular
Trails are colored based on popularity. The more popular a trail is, the more red. Less popular trails trend towards green.
Jump Magnitude Heatmap
Heatmap of where riders jump on trails. Zoom in to see individual jumps, click circles to view jump details.
BC Backroad Status

Service Road Atlas is a free to use, community-driven service for viewing and creating reports on the numerous back-country service roads around B.C. and Alberta.

map legend
Slope Aspect
Direction the slope faces
Flat N NE E SE S SW W NW
Trails Deemphasized
Trails are shown in grey.
disable
Only show trails with no bike usage.
Enable
Suggested Layers
Based on selected activity type

    Save the current map location and zoom level as your default home location whenever this page is loaded.

    Save
        Directions to ptarmigan-loop trailhead (39.646120, -106.053810)

        Photos

        4 more »
        95 |
        Jun 25, 2020 @ 4:57pm
        Jun 25, 2020
        87 |
        Jun 25, 2020 @ 4:57pm
        Jun 25, 2020
        99 |
        Jun 25, 2020 @ 4:57pm
        Jun 25, 2020
        21 |
        May 22, 2026 @ 1:50pm
        May 22, 2026

        Videos

        no videos have been added for Ptarmigan Loop yet, add a video.

        Routes with this trail

        35
        Ptarmigan Peak
        11 miles • 3,549 ft • 2 • Out & Back •

        2 Reviews & Comments


        We hope you've been enjoying Trailforks!

        Create a FREE account to view trail comments and much more.

        Create a Free Account

        Nearby Trails

        Silverthorne

        • By toddTF Pro Trailforks & contributors
        • #164949 - 1,611 views

        Frequently Asked Questions About Ptarmigan Loop

        ▼ Where is Ptarmigan Loop located?
        Ptarmigan Loop is located in Silverthorne, Colorado, United States. It is part of the Silverthorne trail network. The trailhead is located at coordinates 39.64612, -106.05381.
        ▼ How hard is Ptarmigan Loop?
        Ptarmigan Loop is rated as Black Diamond difficulty. The physical rating is Hard. The average grade is 15.814%. The climb difficulty is rated Black Diamond.
        ▼ What is the elevation gain for Ptarmigan Loop?
        Ptarmigan Loop has 2,034 ft of elevation gain. The trail has 37 ft of elevation descent. The elevation ranges from 9,511 ft to 11,508 ft.
        ▼ Is Ptarmigan Loop a point to point trail?
        Ptarmigan Loop is not a point to point trail. The direction is Both Directions. The trail type is singletrack.

        Hit the Trail

        Open in App

        Get this trail on your phone instantly.
        open trail in app

        Download Trail

        Save to wishlist, Garmin & download.
        save the trail

        Find Related Routes

        Find routes and users activities that include this trail.
        find routes for this trail

        You must enter a description before submitting.