Cerro is a populated place LOCATED WITHIN the City of San Rafael. In turn, the City of San Rafael is located within Marin County.
Cerro is located at latitude 37.992 and longitude -122.531.
Since Cerro is located within the City of San Rafael, all of the census and demographic data for residents of Cerro are included as part of the information reported for City of San Rafael in the "Profile" tab above.