 dillon beach is a census-designated place (cdp) in marin county, california, united states. dillon beach is located  west of tomales, at an elevation of 89 feet (27 m). the population was 283 at the 2010 census. dillon beach was named after the founder, george dillon, who settled there in 1858. ==geogr
Census-designated_places_in_California Census-designated_places_in_Marin_County,_California Populated_coastal_places_in_California West_Marin