59.0 miles
6,091 ft
-6,054 ft
458 ft
High Point

Unofficial 100k in the Don route

This route is Unsanctioned, Ride at your own Risk!

Detailed Description
100k IN THE DON CHALLENGE is a 59 mile moderately popular expert unsanctioned route located near Toronto Ontario. This mountain bike only route can be used both directions and has a extreme overall physical rating. This route includes 105 trails. This route climbs 6,091 ft with a max elevation of 458 ft then descends -6,054 ft.

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Trails in Route

Pottery Road Climb984 ft
Pottery Road to 3 Rocks3,294 ft
3 Rocks to Redway Road Downhill1,424 ft
Redway Road to 3 Rocks Climb32 miles
Sanitation Plant "Hard Line"1,644 ft
Sanitation Plant to Ridge1,302 ft
The Ridge1 mile
Topo400 ft
Catalyst3,192 ft
Party Atmosphere2,474 ft
Party Down810 ft
Woods Gundy1,611 ft
Gundy DH226 ft
Asylum Climb853 ft
G-Spot640 ft
Rehab1,785 ft
Fiveplay1,804 ft
Sixplay3,881 ft
Asylum Climb30 miles
Cinder Block Road823 ft
Jump The Gundy1,198 ft
Woods Over the Gundy266 ft
Forest Gundy east335 ft
Forest Gundy west381 ft
West Don River Trail413 ft
Road Apples3,917 ft
Stables Hill371 ft
River's Edge1,578 ft
West Don River Trail31 miles
Trash Panda1 mile
The Garbage Cow2,730 ft
Wilket DH692 ft
Climbmax3,274 ft
Bunny Run3,852 ft
Dirt Farm1,969 ft
Bunny Poop1,125 ft
Dirt Farm223 ft
Bunny Poop1,138 ft
Don Mills Underpass1,010 ft
Sink's Edge246 ft
Everything But709 ft
Kitchen Sink3 miles
Everything But764 ft
Sink's Edge279 ft
Lookout1,319 ft
Forestry Service Road256 ft
Dr. Quads3,573 ft
Quadloop Connector659 ft
Fruitloop3,251 ft
Boomerang1 mile
Training Loop3,110 ft
The Ridge1 mile
Sanitation Plant to Ridge1,181 ft
Sanitation Plant "Hard Line"1,381 ft
Redway Road to 3 Rocks Climb1,132 ft
Pottery Road to 3 Rocks3,294 ft
Pottery Road Downhill1,467 ft
Donaconda4,085 ft
Don Rec Trail Access220 ft
Catalyst3,205 ft
Party Atmosphere2,480 ft
Party Down840 ft
Woods Gundy1,591 ft
Gundy DH486 ft
Secret Hidden Trail2,562 ft
Asylum Climb764 ft
G-Spot13 miles
Rehab1,936 ft
RollerFlowster3,222 ft
Sixplay4,498 ft
Glendon Forest Trail2,510 ft
River's Edge1,375 ft
Wilket Creek Trail3,540 ft
Trash Panda1 mile
Climbmax3,445 ft
Bunny Poop1,243 ft
Topo1,283 ft
Catalyst3,212 ft
Party Atmosphere2,411 ft
Party Down912 ft
Vanderhoof Hill5 miles
Woods Gundy1,594 ft
Asylum Climb1,158 ft
G-Spot587 ft
Rehab1,890 ft
Sunnybrook Dog Park Service Road2,333 ft
Cinder Block Road846 ft
Woods Gundy1,614 ft
Swamp1,916 ft
Beaver Flats1 mile


  • Riding area
  • Primary Activity
    Mountain Bike
  • Difficulty rating
    Black Diamond
  • Route Type
  • Bike type
  • Direction
    Both Directions
  • Physical rating
  • Ridelogs
More Stats for 100k IN THE DON CHALLENGE mountain bike route
  • Avg time
    2 hr 26 min
  • Altitude min
    265 ft
  • Altitude start
    269 ft
  • Altitude end
    308 ft
  • Grade max
  • Grade min
  • Distance climb
    23 miles
  • Distance down
    23 miles
  • Distance flat
    13 miles
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Trail Conditions
  • Unknown
  • Snow Groomed
  • Snow Packed
  • Snow Covered
  • Snow Cover Inadequate
  • 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.
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  • popular
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  • not popular
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Radar Time
x Activity Recordings
Trailforks users anonymized public ridelogs from the past 6 months.
  • mountain biking recent
  • mountain biking (>6 month)
  • hiking (1 year)
  • moto (1 year)
Activity Recordings
Trailforks users anonymized public skilogs from the past 12 months.
  • Downhill Ski
  • Backcountry Ski
  • Nordic Ski
  • Snowmobile
Winter Trails
Warning A routing network for winter maps does not exist. Selecting trails using the winter trails layer has been disabled.
x 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.
Trails Deemphasized
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Trail transparency
Bunny Run Trail in the Don Valley - Oct 2023
Bunny Run Trail in the Don Valley - Oct 2023
trail: Bunny Run
5:09 | 25 | comments: 0 | favs:
Oct 29, 2023
Don Valley | Kitchen Sink group Adventure Ride...
Don Valley | Kitchen Sink group Adventure Ride - Ghost Rider MTB
16:59 | 24 | comments: 0 | favs:
Sep 30, 2023

Recent Trail Reports Along Route

Dec 1, 2023 @ 6:14pm
2 days
Nov 29, 2023 @ 9:38pm
Nov 29, 2023
Sanitation Plant to Ridge
Nov 29, 2023 @ 6:56pm
Nov 29, 2023
the construction area's been fixed up :)
The Ridge
Nov 27, 2023 @ 7:55am
Nov 27, 2023
3 Rocks to Redway Road Downhill
Nov 27, 2023 @ 7:55am
Nov 27, 2023
more reports »
  • By mitchkaiser & contributors
  • #20392 - 1,799 views