Big Rock Ridge, California

Prominence: 1287 ft, 392 m

Elevation: 1887 feet, 575 meters

True Isolation: 8.72 mi, 14.03 km
Latitude/Longitude (WGS84)38° 4' N, 122° 36' W
38.059, -122.604 (Dec Deg)
CountryUnited States
County/Second Level RegionMarin

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Weather and Snow
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Selected Trip Reports from this site:
     2013-01-01 by David Sanger (GPS Track)
     2013-03-12 by Bob Burd
     2014-05-18 by David Sanger
     2014-11-29 by Dmitry Medvedev
     2016-01-07 by Andrew Kirmse (GPS Track)
     2016-02-07 by Marcus Sierra (GPS Track)
     2016-08-20 by Chris Bowles
     2016-11-06 by Dean Gaudet (GPS Track)
     2017-01-29 by Clément Guillaume (GPS Track)
     2017-05-20 by SF Tim (GPS Track)
     2017-12-17 by Jeffrey Kabel

View ascents of peak by registered members (38 total)

Nearby Peak Searches:
     Radius Search - Nearest Peaks to Big Rock Ridge
     Elevation Ladder from Big Rock Ridge
     Prominence Ladder from Big Rock Ridge

Click on photo for original larger-size version.
Taken from the south on Loma Alta Fire Road around sunset (2013-01-14). Photo by Chris Ross.
Click here for larger-size photo.
Web Map LinksGeoHack Links   CalTopo   MyTopo   Gmap4
Bing Maps   Google Maps   Open Street Map
ProminenceKey Col Page  (Detailed prominence information)
  Clean Prominence: 1287 ft/392 m
  Optimistic Prominence: 1327 ft/404 m
  Key Col: 600 ft/183 m
IsolationIsolation Page  (Detailed isolation information)
   Distance: 8.72 mi/14.03 km
   Isolation Limit Point: 37.9333, -122.5875
Nearest Higher Neighbor in the PBC database:
    Mount Tamalpais-East Peak  (S)
RangesContinent: North America
Range2: Pacific Ranges
Range3: Northwest U.S. Coast Ranges
Range4: Northern California Coast Range
Range5: Sonoma-Marin Coast
Drainage BasinsMinor Streams of Western USA
Pacific Ocean
Topo MapNovato O38122a5 1:24,000
Data SourcePartially verified user peak addition
This peak was submitted to the database by Frederick Johnson.
Google Maps Dynamic Map

 Big Rock Ridge    Other Peaks
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