Marin Athletic Club 1958-1976 and 2010 & onward "Fifteen Dipsea Team Championships During the 'Open Era'
Local Running Organizations and Races
Dipsea (second oldest trail race in the US)
Dolphin South End Runners (San Francisco)
Enviro-Sports (Mostly Northern California)
Pacific Coast Trail Runs (San Francisco coastal area) Saturday Morning Run
Tamalpa Runners (Marin County)