more stats
981 ft
Distance
3 ft
Climb
-35 ft
Descent
00:01:00
Avg time
-31 ft
Altitude change
4,708 ft
Altitude min
4,744 ft
Altitude max
4,744 ft
Altitude start
4,715 ft
Altitude end
-3.1%
Grade
-11%
Grade max
8.2%
Grade min
95 ft
Distance climb
499 ft
Distance down
384 ft
Distance flat
00:01:00
Avg time

Bunker Details

  • Activities
    • Mountain Bike
    • Hike
    • Trail Running
  • Riding Area
    Lunch Loops
    Grand Junction, Colorado
  • Difficulty Rating
    Black Diamond Rate
  • Local Popularity
    80 in Mountain Biking [+]
    • 75 in Trail Running
    • 75 in Hiking
  • Global Ranking
    #83092 in Mountain Biking [+]
    • #66372 in Trail Running
    • #59065 in Hiking
  • Trail Type
    Singletrack
  • Direction
    Both Directions
  • Dogs Allowed
    Yes
  • eBike Allowed
    No
  • Land Owner
    Grand Junction Field Office of the BLM

No community description for Bunker trail has been added yet!

AI Generated Description

Bunker is a 981 ft popular black diamond difficulty singletrack trail located near Grand Junction Colorado. This mountain bike primary trail can be used both directions. On average it takes 1 minutes to complete this trail.

Trail Supporters
  • BLM
    BLM
    Land Manager
Local Trail Association
Traditionally Indigenous Territory

Recent Activity on Trail

Past Week
  • 6 rides
  • 10 miles average
6 Months
  • 64 rides
  • 10 miles avg distance
All
  • 376 rides
  • Last: Aug 28, 2026
update trails status or condition

Bunker Trail Reports

statusdatedescription
Oct 1, 2025 @ 9:33am (America/Denver)
Oct 1, 2025
 So much sand! So many awkward rocks! Just so bad!
Sep 22, 2024 @ 12:20pm
Sep 22, 2024
Jul 5, 2022 @ 8:58am
Jul 5, 2022
 Tacky
Jan 11, 2021 @ 1:00pm
Jan 11, 2021
 Patchy snow still all around Lunch Loops, recommend riding in the mornng to avoid mud as we have warmer weather this week.
Dec 18, 2020 @ 8:56am
Dec 18, 2020
more »
Status:
on Oct 1, 2025
Very Dry
Avg: 3.76 (3 votes)
Your vote: 0

view (2,984)
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 activity logs 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 users are riding a trail in its intended direction.
  • > 96%
  • > 90%
  • > 80%
  • > 70%
  • > 50%
  • < 50%
  • bi-directional trail
  • no data
Trail Last Ridden
Trailforks scans activity logs 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 activity logs 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 activities = 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. ?
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 users 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 bunker trailhead (39.041940, -108.592870)
        View on Discover Map

        Photos

        No photos have been added for Bunker yet, add a photo.

        Videos

        no videos have been added for Bunker yet, add a video.
        3.4 ★★★★★
        3 Ratings
        5 ★
        4 ★ 33%
        3 ★ 67%
        2 ★
        1 ★

        Reviews / Comments

        No reviews yet, be the first to write a review or ask a question.
        Use trail reports to comment on trail conditions.


        We hope you've been enjoying Trailforks!

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

        Create a Free Account

        Nearby Trails

        Lunch Loops

        • By toddTF Pro Trailforks & contributors
        • #12150 - 1,425 views

        Frequently Asked Questions About Bunker

        ▼ Where is Bunker located?
        Bunker is located in Lunch Loops, Grand Junction, Colorado, United States. It is part of the Lunch Loops trail network. The trailhead is located at coordinates 39.04194, -108.59287.
        ▼ How hard is Bunker?
        Bunker is rated as Black Diamond difficulty. The average grade is 3.1%.
        ▼ What is the elevation gain for Bunker?
        Bunker has 3 ft of elevation gain. The trail has 35 ft of elevation descent. The elevation ranges from 4,708 ft to 4,744 ft.
        ▼ Is Bunker a point to point trail?
        Bunker is not a point to point trail. The direction is Both Directions. The trail type is singletrack.
        ▼ How long is Bunker?
        Bunker is 981 ft long. The trail type is singletrack.
        ▼ Are dogs allowed on Bunker?
        Yes, dogs are allowed on Bunker. Please keep dogs on a leash where required and clean up after them.
        ▼ When is the best time of year to ride Bunker?
        Based on activity log data, the most popular months to ride Bunker are:
        • September (27 activities)
        • April (25 activities)
        • August (22 activities)
        Check the reports page for current trail conditions.
        ▼ How do I access Bunker? Where is the closest parking trailhead?
        The closest parking and trailhead locations to Bunker are: View all parking locations in the area.
        ▼ How long does it take to ride Bunker?
        Based on recorded activities, it takes an average of 1 minute to ride Bunker. The trail is 981 ft long. Actual times will vary based on fitness level, conditions, and pace. View recent activity logs for more details.
        ▼ How busy is Bunker?
        Bunker is a very popular trail. There have been 2,898 recorded activities on this trail. The trail has received 2,962 check-ins. View recent activity on this trail.

        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.