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Mount Helen, California Mount Helen is a summit located in Contra Costa County, CA at N37.98159° W122.13330° (NAD83) and at an elevation of 659 ft MSL. It can be seen on the USGS 1:24K topographic map Briones Valley, CA.
You can view this location or feature in our Topographic Map Viewer now. Click a map above to begin viewing in our Map Viewer. Here are some other places near Mount Helen that may be of interest:
Note: Coordinates in the location and feature list above are referenced to NAD83 datum. |