Thornton · Adams County · CO
Signal Ditch Trail is a 6.6-mile trail near Thornton, in Adams County, CO. It climbs 50 ft and descends 59 ft, between 5,241 ft and a high point of 5,263 ft. Mapped for mountain biking.
All Adams County trailsAdams County mountain bikingCO trails
Trail data © OpenStreetMap contributors (ODbL). Elevation: USGS 3DEP. Updated 2026-07-26. Open the interactive map for routing, weather, and offline use.