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
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
        18 miles of flowy, singletrack goodness located in Ruidoso proper.
        Primary Trail Type: All-Mountain & Downhill
        AKA: Grindstone Lake
        Parking google parking directions
        Activities Click to view
        Region Details
        • 5
        • 2
        • 9

        Region Status
        Caution as of May 24, 2026
        Local Trail Association

        Stats

        Avg Trail Rating
        Trails (view details)
        15
        Trails Mountain Bike
        16
        Trails Hike
        17
        Trails Trail Running
        17
        Total Distance
        22 miles
        Total Descent
        4,212 ft
        Total Vertical
        1,136 ft
        Highest Trailhead
        7,903 ft
        Reports
        65
        Photos
        43
        Ridden Counter
        1,768

        Popular Grindstone Mountain Biking Trails

        90 4.7 1 mile 73 ft 284
        Popular blue difficulty singletrack. This mountain bike primary trail can be used uphill primary and has a moderate overall physical rating. On average it takes 10 minutes to complete this trail.
        100 5.0 4,487 ft 295 ft 282
        Popular blue difficulty singletrack. This mountain bike primary trail can be used downhill primary. On average it takes 15 minutes to complete this trail.
        100 4.5 3 miles 194 ft 262
        Challenging climb, Techy fast downhill.
        70 4.4 2 miles 183 ft 210
        One of the highlights of this trail system. Fast descent, wide open turns, rock gardens and small ledges reward the rider after the long climb to the top.
        95 5.0 1 mile 219 ft 164
        Popular blue difficulty singletrack. This mountain bike primary trail can be used both directions. On average it takes 11 minutes to complete this trail.
        95 4.5 2 miles 693 ft 140
        Popular blue difficulty singletrack. This mountain bike primary trail can be used downhill primary. On average it takes 33 minutes to complete this trail.
        65 3.5 3,245 ft 102 ft 78
        Moderately popular green difficulty singletrack. This mountain bike primary trail can be used both directions and has a moderate overall physical rating with a 102 ft green climb. On average it takes 6 minutes to complete this trail.
        85 5.0 3 miles 226 ft 74
        Popular blue difficulty singletrack. This mountain bike primary trail can be used both directions. On average it takes 24 minutes to complete this trail.

        Recent Ride Log Activity in Region

        Today
        • 0 rides
        Yesterday
        • 0 rides
        Past Week
        • 1 rides

        Grindstone Mountain Bike Routes

        15 miles 1,869 ft 8 Loop
        With trails winding through pine forests and the clear waters of Grindstone Lake, Ruidoso, often described...
        11 miles 1,870 ft 4
        6 miles 1,210 ft 4
        11 miles 1,968 ft 4
        14 miles 2,654 ft 7
        15 miles 2,890 ft 8

        Photos of Grindstone Mountain Bike

        83 |
        May 3, 2022 @ 1:06pm
        May 3, 2022
        99 |
        May 3, 2022 @ 1:06pm
        May 3, 2022
        168 |
        Apr 25, 2020 @ 8:54pm
        Apr 25, 2020
        147 |
        Apr 25, 2020 @ 8:54pm
        Apr 25, 2020
        139 |
        Apr 25, 2020 @ 3:00pm
        Apr 25, 2020
        121 |
        Apr 25, 2020 @ 3:00pm
        Apr 25, 2020
        111 |
        Apr 25, 2020 @ 3:00pm
        Apr 25, 2020
        175 |
        Aug 25, 2019 @ 8:27am
        Aug 25, 2019
        133 |
        Aug 25, 2019 @ 8:27am
        Aug 25, 2019
        158 |
        Aug 25, 2019 @ 8:20am
        Aug 25, 2019
        167 |
        Aug 8, 2019 @ 1:06pm
        Aug 8, 2019
        137 |
        Aug 8, 2019 @ 12:59pm
        Aug 8, 2019

        Videos of Grindstone Mountain Bike

        Grindstone 2nd Edition in Ruidoso New Mexico
        11:52 | 46 | Aug 25, 2025 , Ruidoso
        Grindstone 2nd Edition in Ruidoso New Mexico
        11:52 | 91 | Jul 7, 2024 , Ruidoso
        Grindstone Mesa Downhill 7 17 21
        9:29 | 300 | Aug 20, 2021 , Ruidoso
        The Grindstone Mesa 7 17 21
        9:30 | 251 | Aug 20, 2021 , Ruidoso
        Grindstone Mesa Loop Climb 7 17 21
        10:49 | 288 | Aug 20, 2021 , Ruidoso
        Wild Horses Spotted! Mountain Biking...
        14:42 | 244 | Jul 15, 2021 , Ruidoso
        Wild Horses Spotted! Mountain Biking...
        14:42 | 244 | Jul 15, 2021 , Ruidoso
        Wild Horses Spotted! Mountain Biking...
        trail: Mesa Loop
        14:42 | 362 | Jul 15, 2021 , Ruidoso

        Recent Trail Reports

        Activity Feed

        usernameactiontypetitledate
        cjRz2bwishlistregionactivity #97392681
        Jun 20, 2026 @ 7:27am
        Jun 20, 2026
        KellyaFoRL4riddentrailactivity #96600853 and 1 more
        Jun 9, 2026 @ 6:15am
        Jun 9, 2026
        m0fHC3wishlisttrailactivity #96344152
        Jun 5, 2026 @ 11:13pm
        Jun 5, 2026
        Dr-AlexHarrisonaddreportactivity #95407338
        May 24, 2026 @ 7:25am
        May 24, 2026
        Dr-AlexHarrisonriddentrailactivity #95406912
        May 24, 2026 @ 7:19am
        May 24, 2026

        Recent Comments

        usernametypetitlecommentdate
        ReggimanntrailNorth Grindstone ConnectorOverall not bad. Tree down at mile 2.5, and...
        Jul 19, 2025 @ 11:09am
        Jul 19, 2025
        olddoggietrailNorth Grindstone ConnectorTop section pretty rough. Lotta trees down.
        Jun 8, 2023 @ 12:20pm
        Jun 8, 2023
        ClaytonLongenecker2lvtrailGrindstone RidgeBest trail here!! Super fun!!
        Sep 26, 2022 @ 5:41pm
        Sep 26, 2022
        ClaytonLongenecker2lvtrailAlfred Hale ConnectorLove this entire trail system! Alfred Hale is...
        Sep 26, 2022 @ 5:41pm
        Sep 26, 2022
        larrymtbtrailNorth Grindstone ConnectorDry and only one tree across the route
        May 22, 2021 @ 12:10pm
        May 22, 2021

        Activity Type Stats

        activitytypetrailsdistancedescentdescent distancetotal verticalratingglobal rankstate rankphotosreportsroutesridelogs
        Mountain Bike1622 miles4,213 ft10 miles1,135 ft
        #4,342#1,53243651827
        Hike1722 miles4,213 ft10 miles1,135 ft
        #8,096#3,0056579
        Trail Running1722 miles4,213 ft10 miles1,135 ft
        #7,740#2,6206561

        Frequently Asked Questions About Grindstone

        What are the highest rated mountain biking trails in Grindstone?
        The highest rated mountain biking trails in Grindstone are: View all mountain biking trails sorted by rating.
        What is the best time of the year to ride in Grindstone?
        Based on ride log data, the most popular months to ride in Grindstone are:
        • July (23 activities)
        • October (23 activities)
        • September (20 activities)
        Check the Grindstone reports page for current trail conditions, recent trail reports, and seasonal information from the local community.
        Where can I park to ride in Grindstone?
        There are 2 parking locations listed in Grindstone. The most popular parking spots are:
        What is the longest trail in Grindstone?
        The longest trail in Grindstone is Mesa Loop at 3.3 miles. View all trails sorted by distance.
        • By BicycleRuidoso BicycleRuidoso & contributors
        • Admins: BicycleRuidoso
        • #8060 - 5,572 views

        Downloading of trail gps tracks in kml & gpx formats is enabled for Grindstone.
        You must login to download files.