more stats
3.0 miles
Distance
732 ft
Climb
-368 ft
Descent
01:16:26
Avg time
365 ft
Altitude change
2,450 ft
Altitude min
2,916 ft
Altitude max
2,457 ft
Altitude start
2,822 ft
Altitude end
2.3%
Grade
-22.5%
Grade max
42.7%
Grade min
2 miles
Distance climb
1 mile
Distance down
1,686 ft
Distance flat
01:16:26
Avg time

Cooper River Details

  • Activities
    • Mountain Bike
    • Horse
    • Hike
    • Trail Running
  • Difficulty Rating
    Black Diamond Rate
  • Voted Difficulty
    Blue (1 vote)
  • Local Popularity
    90 in Mountain Biking [+]
    • 90 in Trail Running
    • 90 in Hiking
    • 90 in Horseback
  • Global Ranking
    #66155 in Mountain Biking [+]
    • #47226 in Trail Running
    • #48141 in Hiking
    • #394 in Horseback
  • Hiking SAC Scale
    T1 Hiking
  • Trail Type
    Singletrack
  • Bike Type
    AM, XC
  • Direction
    Both Directions
    Popular In Reverse
  • Climb Difficulty
    Green
  • Physical Rating
    Moderate
  • Season
    May--Oct
  • Dogs Allowed
    Yes
  • eBike Allowed
    No
  • TTFs on Trail
    Drop, Rock Garden
  • Land Owner
    USFS

No community description for Cooper River trail has been added yet!

AI Generated Description

Cooper River is a 3 mile popular black diamond difficulty singletrack trail located near Washington. This multi-use trail can be used both directions and has a moderate overall physical rating with a 732 ft green climb. It features drop and rock garden. On average it takes 1 hour16 minutes to complete this trail.

Trail Supporters

  • USFS
    Land Manager
Local Trail Association
Traditionally Indigenous Territory

Recent Activity on Trail

Past Week
  • 2 rides
  • 9 miles average
6 Months
  • 3 rides
  • 8 miles avg distance
All
  • 17 rides
  • Last: Jun 21, 2026
c1c2c3c4
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Cooper River Trail Reports

statusdatedescription
Jun 21, 2026 @ 4:41pm (America/Vancouver)
Jun 21, 2026
 Only 3 blowdowns all bunched together about 2/3 way up. Brushy in the top third. Otherwise all clear.
Oct 5, 2023 @ 9:00am
Oct 5, 2023
 There are a few new downed trees here and there, but overall, the trail is in great shape.
Jul 8, 2023 @ 2:45pm
Jul 8, 2023
 Free of blowdowns. Sort of an awkward trail with very little flow and a lot of punchy climbs. Gets fun towards the bottom as you get towards...
Jun 8, 2023 @ 5:42pm
Jun 8, 2023
Jul 2, 2022 @ 4:24pm
Jul 2, 2022
 The trail is in great shape. Recent work has all trees out of the way that were down near the Cooper Lake end. New trail has been cut in a few...
more »
Status:
on Jun 21, 2026
Dry
Avg: 3.99 (2 votes)
Your vote: 0

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Trail Conditions
  • Unknown
  • Snow Groomed
  • Snow Packed
  • Snow Covered
  • Snow Cover Partial
  • Freeze/thaw Cycle
  • Icy
  • Prevalent Mud
  • Wet
  • Variable
  • Ideal
  • Dry
  • Very Dry
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  • Both Directions
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  • Uphill Only
  • One Direction
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Slope Aspect
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Flat N NE E SE S SW W NW
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        Directions to cooper-river trailhead (47.409490, -121.106950)

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        Frequently Asked Questions About Cooper River

        ▼ Where is Cooper River located?
        Cooper River is located in Washington, United States. The trailhead is located at coordinates 47.40949, -121.10695.
        ▼ How hard is Cooper River?
        Cooper River is rated as Black Diamond difficulty. The physical rating is Moderate. The average grade is 2.3%. The climb difficulty is rated Green.
        ▼ What is the elevation gain for Cooper River?
        Cooper River has 732 ft of elevation gain. The trail has 368 ft of elevation descent. The elevation ranges from 2,450 ft to 2,916 ft.
        ▼ Is Cooper River a point to point trail?
        Cooper River is not a point to point trail. The direction is Both Directions. The trail type is singletrack.

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