more stats
2.0 miles
Distance
-2,772 ft
Descent
00:15:44
Avg time
-2,772 ft
Altitude change
2,544 ft
Altitude min
5,316 ft
Altitude max
5,316 ft
Altitude start
2,546 ft
Altitude end
-26%
Grade
-121.8%
Grade max
-0.6%
Grade min
2 miles
Distance down
56 ft
Distance flat
00:15:44
Avg time

21b Details

  • Activities
    • Mountain Bike
    • E-Bike
    • Hike
    • Trail Running
  • Riding Area
    Aosta
  • AKA
    Gressan #21B
  • Difficulty Rating
    Red Rate
  • Voted Difficulty
    Blue (1 vote)
  • Local Popularity
    25 in Mountain Biking [+]
    • 45 in E-Biking
    • 5 in Trail Running
    • 5 in Hiking
  • Global Ranking
    #46409 in Mountain Biking [+]
    • #62520 in E-Biking
    • #129004 in Trail Running
    • #122000 in Hiking
  • Trail Type
    Singletrack
  • Bike Type
    AM, XC
  • Direction
    Downhill Only
    Popular In Reverse
  • Physical Rating
    Hard
  • Season
    Apr-Nov
  • Dogs Allowed
    Yes
  • eBike Allowed
    Yes up to Class 1
  • TTFs on Trail
    Drop, Rock Face

IT: sentiero naturale. Il terreno è compatto e morbido, e garantisce un buon grip. Ci sono alcuni tratti con delle rocce leggermente più ripidi, ma il sentiero è generalmente liscio e flow e abbastanza largo. Ci sono poche curve, e si può quasi tenere una velocità alta. Ci sono alcuni attraversamenti della strada poderale.

EN: natural trail. The terrain is soft and compact, and ensures a good grip. There are a few steep and rocky sections, but the trail is generally smooth, flowy and quite wide. There aren't tight corners, and you can keep a high speed. There are some fire road crossings.

Access Info

IT: da Pila si prende una strada poderale che porta alla partenza del sentiero (segui la segnavia 21B)

EN: from Pila there is a fire road that that takes to the trail (follow the trail sign 21B)

Local Trail Association

Recent Activity on Trail

Past Week
  • 0 rides
  •  
6 Months
  • 0 rides
  •  
All
  • 93 rides
  • Last: Aug 22, 2026
c1c2c3c4
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21b Trail Reports

statusdatedescription
Aug 1, 2026 @ 9:01pm (Europe/Rome)
Aug 1, 2026
 reporter Many trees down in top section.
Jul 24, 2026 @ 2:10pm (Europe/Rome)
Jul 24, 2026
 Trail should be marked as closed, no clue why Aosta is not putting any sign here
Jul 7, 2026 @ 3:23pm (Europe/Rome)
Jul 7, 2026
 Tanti alberi a terra, niente da fare
Aug 5, 2025 @ 2:08pm
Aug 5, 2025
 Not possible! Many trees are lying arround. To many!
Jun 16, 2025 @ 10:19am
Jun 16, 2025
 Totally not passable! Hundreds of trees.
more »
Status:
on Aug 1, 2026
Avg: 4.35 (11 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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        Directions to 21b trailhead (45.690390, 7.285790)
        View on Discover Map

        Photos

        11 more »
        mtb
        21b
        239 |
        Sep 30, 2021 @ 12:16pm
        Sep 30, 2021
        mtb
        21b
        245 |
        Sep 30, 2021 @ 12:16pm
        Sep 30, 2021
        report
        mtb
        21b
        40 |
        Jul 24, 2026 @ 5:10am
        Jul 24, 2026
        report
        mtb
        21b
        57 |
        Jun 16, 2025 @ 10:20am
        Jun 16, 2025

        Videos

        3 more »
        Pila West Trails 21B Aosta Valley
        mtb
        25:08 | 261 | Sep 21, 2023 , Aosta
        Pila 21b trail
        mtb
        6:39 | 745 | Jul 23, 2019 , Aosta
        Pila - Gressan Discesa integrale 11 08 2016
        mtb
        639 | Jun 18, 2017 , Aosta

        Routes with this trail

        27
        Pila epic freeride tour
        ★ 5.0 • 29 miles • 8,386 ft • 8 • Loop •
        A true extreme freeride tour in Pila, from Aosta to the top of Couis 1 Amazing panorama: you can spot Gran...
        39
        Pila ridgeline to 21b
        ★ 5.0 • 11 miles • 2,159 ft • 19 •
        Not tried this yet, but planning when we head back out in July 19
        14
        Aosta Brin Test
        20 miles • 5,210 ft • 3 • Loop •
        Coole Trails auf Seite PILA
        4.6 ★★★★★
        11 Ratings
        5 ★ 64%
        4 ★ 27%
        3 ★ 9%
        2 ★
        1 ★

        11 Reviews & Comments

        anto2964 anto2964
        Sempre bloccata da alberi caduti.Non e possibile passare neanche con bici a mano
        Suds01
        We tried this on the 2nd September 2025 but it’s still fully blocked with fallen trees
        BSurber
        Still not passable, hundreds of trees block the trail

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        Nearby Trails

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        Frequently Asked Questions

        ▼ Where is 21b located?
        21b is located in Aosta, Italy. It is part of the Aosta trail network. The trailhead is located at coordinates 45.69039, 7.28579.
        ▼ How hard is 21b?
        21b is rated as Red difficulty. The physical rating is Hard. The average grade is 26%.
        ▼ What is the elevation gain for 21b?
        The trail has 2,772 ft of elevation descent. The elevation ranges from 2,544 ft to 5,316 ft.
        ▼ Is 21b a point to point trail?
        Yes, 21b is a point to point trail. The direction is Downhill Only. The trail type is singletrack.
        ▼ How long is 21b?
        21b is 2.0 miles long. The trail type is singletrack.
        ▼ Are dogs allowed on 21b?
        Yes, dogs are allowed on 21b. Please keep dogs on a leash where required and clean up after them.
        ▼ When is the best time of year to ride 21b?
        21b is best visited during: Apr-Nov.
        ▼ How do I access 21b? Where is the closest parking trailhead?
        The closest parking and trailhead locations to 21b are: View all parking locations in the area.
        ▼ How long does it take to ride 21b?
        Based on recorded activities, it takes an average of 16 minutes to ride 21b. The trail is 2.0 miles long. Actual times will vary based on fitness level, conditions, and pace. View recent activity logs for more details.
        ▼ How busy is 21b?
        21b is a less popular trail with lighter traffic. There have been 586 recorded activities on this trail. The trail has received 511 check-ins. View recent activity on this trail.

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