North Fork Trailhead

This TH is near the confluence of the North Fork of the South Platte River and the South Platte, in a remote river canyon near Denver. Not to be confused with another North Fork TH within the Lost Park Wilderness near Jefferson.

Important Jeffco Park Use Updates Jan-Dec 2025:
  • All users of Jeffco parks (both free trips and paid for courses) must carry with them a copy of the CMC-Jeffco Permit or a yellow permit tag 
  • The permit can be found at this link
  • Permit tags can be picked up at the CMC Basecamp office (T-Th 10am-6pm) 
  • ONLY ONE GROUP may use a trail system at a time. Group size is limited to 14 participants, including guides/instructors. 
  • A trail system includes that entire area of that park - ie, if a group begins a hike on the east side of North Table, another group may not hold another hike on the west side of North Table.
  • Blackout dates - No CMC trips may take place on the following dates: 
    • Memorial Day Weekend - May 24-26; Father’s Day – June 15;  Juneteenth – June 19; Independence Day Weekend – July 4-6; Labor Day Weekend – Aug 30-Sept 1 

For further information and any restrictions see:  Reynolds Park | Jefferson County, CO (jeffco.us)

Idylease Campground Parking Lot

Reynolds Park Trailhead

Alternate titles:

North Fork Trailhead to Idylease Campground Parking Lot (one-way), - 9 miles, 1244' gain

North Fork Trailhead to Reynolds Park TH  (one-way) - 10.1 miles - 1828' gain

Sheep Mountain (off-trail) - 6 miles, 2200' gain

  • Suitable Activities: Biking, Environmental Awareness, Hiking
  • Seasons: Year-round
  • Weather: View weather forecast
  • 7,569 ft
  • Land Manager: Jefferson County Open Space
  • Parking Permit Required: Other
  • Recommended Party Size: 14
  • Maximum Party Size: 14
  • Maximum Route/Place Capacity: 14
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Titles

This is a list of titles that represent the variations of trips you can take at this route/place. This includes side trips, extensions and peak combinations. Not seeing a title that fits your trip? Log in and send us updates, images, or resources.

  • North Fork TH to Idylease
  • North Fork TH to Reynolds Park
  • Sheep Mountain
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