Johnston · Polk County · IA
High Life Loop is a 0.7-mile trail near Johnston, in Polk County, IA. It climbs 14 ft and descends 14 ft, between 802 ft and a high point of 810 ft. Mapped for mountain biking.
All Polk County trailsPolk County mountain bikingIA trails
Trail data © OpenStreetMap contributors (ODbL). Elevation: USGS 3DEP. Updated 2026-07-26. Open the interactive map for routing, weather, and offline use.