2.5 miles
Distance
235 ft
Climb
-985 ft
Descent
00:42:16
Avg time
Supporters, Builders, Maintainers & Land Managers of Grouse Ridge : Blue Lake To Spaulding Lake Trail

  • USFS
    Land Manager

Details

  • Activities
    • Mountain Bike
    • Hike
    • Trail Running
  • Riding Area
    Grouse Ridge
    Nevada City, California
  • Difficulty Rating
  • Voted Difficulty
    Double Black Diamond (1 vote)
  • Trail Type
    Singletrack
  • Bike Type
    AM
  • Direction
    Downhill Primary
    Popular direction shown
  • Climb Difficulty
    Double Black Diamond
  • Physical Rating
    Hard
  • Season
    under snow in winter
  • Dogs Allowed
    Yes
  • Global Ranking
    #44459 in Mountain Biking [+]
    • #68159 in Hiking
  • Local Popularity
    40 in Mountain Biking [+]
    • 60 in Trail Running
    • 5 in Hiking
  • Land Owner
    USFS

Incredibly rugged, basically a rocky watercourse of a "trail" in some awesome country

Local Trail Association
Traditionally Indigenous Territory
More Stats for Grouse Ridge Trail: Blue Lake Trail To Spaulding Lake Trail mountain bike trail trail
  • Altitude change
    -750 ft
  • Altitude min
    5,437 ft
  • Altitude max
    6,310 ft
  • Altitude start
    6,188 ft
  • Altitude end
    5,436 ft
  • Grade
    -5.8%
  • Grade max
    -41.4%
  • Grade min
    41.6%
  • Distance climb
    3,100 ft
  • Distance down
    2 miles
  • Distance flat
    525 ft
  • Avg time
    00:42:16
  • Avg reverse time
    03:15:50
  • view trail stats
Status:
on Nov 1, 2023
Dry
Avg: 4.16 (6 votes)
Your vote: 0

view (143)
close
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
x Activity Recordings
Trailforks users anonymized public ridelogs from the past 6 months.
  • mountain biking recent
  • mountain biking (>6 month)
  • hiking (1 year)
  • moto (1 year)
Activity Recordings
Trailforks users anonymized public skilogs from the past 12 months.
  • Downhill Ski
  • Backcountry Ski
  • Nordic Ski
  • Snowmobile
Winter Trails
Warning A routing network for winter maps does not exist. Selecting trails using the winter trails layer has been disabled.
x 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.
Trails Deemphasized
Trails are shown in grey.
disable
Only show trails with NO bikes.
enable

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

Save
      Directions to grouse-ridge-trail-blue-lake-trail-to-spaulding-lake-trail trailhead (39.370610, -120.601790)
      update trails status or condition

      Grouse Ridge... Trail Reports

      statusdatedescription
      Nov 1, 2023 @ 7:34am
      Nov 1, 2023
      It's definitely a red trail with badly eroded trail bed full of loose rocks and hardly any soil to be seen.
      Jul 30, 2023 @ 11:26am
      Jul 30, 2023
      Dry
      Jul 27, 2023 @ 11:43pm
      Jul 27, 2023
      A 2 mile rock waterfall.
      Jun 28, 2020 @ 11:03am
      Jun 28, 2020
      Trail rules, bring A game
      Sep 8, 2019 @ 10:34am
      Sep 8, 2019
      Still not easy ????????‍♂️
      view all reports »

      Recent Ridelog Activity on Trail

      Past Week
      • 0 rides
      •  
      6 Months
      • 3 rides
      • 18 miles avg distance
      All
      • 27 rides
      • Last: Oct 7, 2024

      Photos

      more »
      81 |
      Jul 31, 2023 @ 12:14pm
      Jul 31, 2023
      74 |
      Jul 31, 2023 @ 12:13pm
      Jul 31, 2023
      289 |
      Aug 29, 2018 @ 11:38am
      Aug 29, 2018

      Routes with this trail

      titledistance
      Blue Lake Loop17 miles
      Grouse Ridge Epic20 miles
      Geology Lesson19 miles

      6 Reviews & Comments


      We hope you've been enjoying Trailforks!

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

      Videos

      more »
      Grouse Ridge | MTN BIKE Adventure
      3:50 | 814 | Sep 6, 2018 , Nevada City
      youtuber Grouse Ridge 2018 - Part 2 - Collab Ride with...
      17:43 | 623 | Jul 27, 2018 , Nevada City
      • By RedhawkTF Pro BONC & contributors
      • #32177 - 3,524 views

      You must enter a description before submitting.