Santa Venetia · Marin County · CA
Heron Hill Fire Road is a 0.1-mile easy (green) trail near Santa Venetia, in Marin County, CA. It climbs 46 ft and descends 0 ft, between 35 ft and a high point of 81 ft. Mapped for hiking, trail running, mountain biking.
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Trail data © OpenStreetMap contributors (ODbL). Elevation: USGS 3DEP. Updated 2026-07-21. Open the interactive map for routing, weather, and offline use.