San Diego · San Diego County · CA
"Tunnel" Trail 4 is a 0.7-mile moderate trail near San Diego, in San Diego County, CA. It climbs 74 ft and descends 258 ft, between 241 ft and a high point of 431 ft. Moderate difficulty: calculated from 9% avg grade · 1.3 mi round trip, 334 ft climb. The surface is dirt. Mapped for hiking, trail running, mountain biking.
All San Diego County trailsSan Diego County mountain bikingSan Diego County hikingCA trails
Trail data © OpenStreetMap contributors (ODbL). Elevation: USGS 3DEP. Open the interactive map for routing, weather, and offline use.