Jefferson · Jefferson County Parks & Open Space
Park-specific information
Expect temporary closures on the eastern portion of Casto Creek Trail during construction. The western portion has reopened.
Park-specific information
Phase 5B construction continues through December 2026. Main Trailhead parking is available, with limited parking at the Upper Trailhead. Check project updates for temporary changes.
We have not yet verified hours, entry fees, accessibility details. Confirm these with the managing agency before traveling.
Check notice timestamps and official updates. Conditions can change between source checks.
A county park near Conifer with trails and a dog park. Check construction updates before choosing a trailhead or walking Casto Creek Trail.
Read partial closures, forest work, alternating-use days and bike-only segments before choosing a Colorado route.
Read the guide THE FIELD GUIDEPlan around winter water shutoffs, reduced campground loops and separate yurt arrangements in Colorado parks.
Read the guidePark facts and notices are checked separately. Missing facility information does not mean a facility is absent. Official visitor page checked Oct 21, 2026.
