Jamul · San Diego County · CA
Mother Grundy Truck Trail is a 3.9-mile moderate trail near Jamul, in San Diego County, CA. It climbs 229 ft and descends 1,000 ft, between 1,944 ft and a high point of 2,825 ft. Moderate difficulty: calculated from 6% avg grade · 7.8 mi round trip, 1,248 ft climb. The surface is dirt. Mapped for other.
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Trail data © OpenStreetMap contributors (ODbL). Elevation: USGS 3DEP. Open the interactive map for routing, weather, and offline use.