more stats
646 ft
Distance
2 ft
Climb
-16 ft
Descent
00:01:57
Avg time
-15 ft
Altitude change
180 ft
Altitude min
198 ft
Altitude max
195 ft
Altitude start
180 ft
Altitude end
-2.3%
Grade
-8.9%
Grade max
1.9%
Grade min
59 ft
Distance climb
374 ft
Distance down
210 ft
Distance flat
00:01:57
Avg time

I/O Details

  • Activities
    • Mountain Bike
    • Winter Fat Bike
    • Hike
    • Trail Running
    • Snowshoe
  • Riding Area
    McIntosh Run
    Halifax, Nova Scotia
  • Difficulty Rating
    Blue Rate
  • Local Popularity
    100 in Mountain Biking [+]
    • 100 in Trail Running
    • 100 in Hiking
    • 5 in Snowshoeing
    • 5 in Winter Fat Biking
  • Global Ranking
    #60500 in Mountain Biking [+]
    • #77686 in Trail Running
    • #82275 in Hiking
    • #20286 in Snowshoeing
    • #32130 in Winter Fat Biking
  • Provincial Ranking
    #201 in Mountain Biking · Nova Scotia [+]
    • #358 in Trail Running
    • #379 in Hiking
    • #556 in Snowshoeing
    • #335 in Winter Fat Biking
  • Hiking SAC Scale
    T1 Hiking
  • Trail Type
    Singletrack
  • Bike Type
    AM, XC, Fat
  • Direction
    Both Directions
    Popular In Reverse
  • Climb Difficulty
    Blue
  • Physical Rating
    Moderate
  • Trail Visibility
    Always easy to follow
  • Dogs Allowed
    Yes
  • eBike Allowed
    No
  • TTFs on Trail
    Bridge
  • Ride in Rain
    Yes
  • Year Opened
    2017
  • Land Owner
    Halifax Regional Municipality

Short entrance trail to the McIntosh Run system. It leads from the trailhead at the Alabaster Way cul-de-sac, to the Attic.

Access Info

Access I/O from the cul-de-sac at the end of Alabaster Way.

Tags
BoardwalkBridges

Trail Supporters

Local Trail Association

Traditionally Indigenous Territory

Recent Activity on Trail

Past Week
  • 10 rides
  • 7 miles average
6 Months
  • 301 rides
  • 7 miles avg distance
All
  • 2,996 rides
  • Last: Oct 25, 2026
update trails status or condition

I/O Trail Reports

statusdatedescription
Jul 6, 2026 @ 5:28pm (America/Halifax)
Jul 6, 2026
May 17, 2026 @ 4:15pm (America/Halifax)
May 17, 2026
Mar 10, 2026 @ 7:07am (America/Halifax)
Mar 10, 2026
 95% snow free, rocks bluffs dry and ice free. Pockets of snow remaining in the low spots.
Sep 12, 2025 @ 3:26pm (America/Halifax)
Sep 12, 2025
 reporter Refreshed pink trail markers, lopped overhanging vegetation
Jun 30, 2025 @ 3:31pm
Jun 30, 2025
more »
Status:
on Jul 6, 2026
Ideal
Avg: 3.89 (4 votes)
Your vote: 0

view (21,964)
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      Directions to i-o trailhead (44.601680, -63.595730)
      View on Discover Map

      Photos

      5 more »
      mtb
      I/O
      116 |
      Jul 4, 2020 @ 5:01am
      Jul 4, 2020
      mtb
      I/O
      146 |
      Jul 4, 2020 @ 5:01am
      Jul 4, 2020
      report
      mtb
      I/O
      56 |
      Sep 12, 2025 @ 11:28am
      Sep 12, 2025
      report
      mtb
      I/O
      41 |
      Oct 1, 2024 @ 6:41am
      Oct 1, 2024
      Bridges 1

      Videos

      no videos have been added for I/O yet, add a video.

      Technical Trail Features (TTF)

      Routes with this trail

      148
      Blue Granite Tour Featured
      ★ 4.0 • 5 miles • 331 ft • 8 • Loop •
      This lollipop route tours the most popular front-country granite trails, with a warm-up/cool down on the...
      450
      Granite Fondo 2021 - full monte Featured
      ★ 4.0 • 21 miles • 1,269 ft • 24 •
      Full route for 2021 Granite Fondo * Clark Kent --> Divide --> Spar * Lower Attic -->...
      270
      Blue/Black Granite Tour Featured
      11 miles • 712 ft • 13 • Loop •
      This lollipop route tours the front-country granite trails, with a warm-up/cool down on the green Clark...
      3.8 ★★★★★
      4 Ratings
      5 ★
      4 ★ 75%
      3 ★ 25%
      2 ★
      1 ★

      Reviews / Comments

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      Nearby Trails

      McIntosh Run

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      Frequently Asked Questions

      ▼ Where is I/O located?
      I/O is located in McIntosh Run, Halifax, Nova Scotia, Canada. It is part of the McIntosh Run trail network. The trailhead is located at coordinates 44.60168, -63.59573.
      ▼ How hard is I/O?
      I/O is rated as Blue difficulty. The physical rating is Moderate. The average grade is 2.3%. The climb difficulty is rated Blue.
      ▼ What is the elevation gain for I/O?
      I/O has 2 ft of elevation gain. The trail has 16 ft of elevation descent. The elevation ranges from 180 ft to 198 ft.
      ▼ Is I/O a point to point trail?
      I/O is not a point to point trail. The direction is Both Directions. The trail type is singletrack.
      ▼ How long is I/O?
      I/O is 646 ft long. The trail type is singletrack.
      ▼ Are dogs allowed on I/O?
      Yes, dogs are allowed on I/O. Please keep dogs on a leash where required and clean up after them.
      ▼ How do I access I/O? Where is the closest parking trailhead?
      The closest parking and trailhead locations to I/O are: View all parking locations in the area.
      ▼ How long does it take to ride I/O?
      Based on recorded activities, it takes an average of 2 minutes to ride I/O. The trail is 646 ft long. Actual times will vary based on fitness level, conditions, and pace. View recent activity logs for more details.
      ▼ How busy is I/O?
      I/O is a very popular trail. There have been 12,558 recorded activities on this trail. The trail has received 21,964 check-ins. View recent activity on this trail.

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