The Rollin 30's are a Crips|Crip gang that originally started out as the Harlem Godfathers in the Jefferson Park, Los Angeles, California| Jefferson Park area of South Los Angeles| South Central Los Angeles, California in the mid 1970s. They control the second largest territory of all black gangs in Los Angeles with only the 83 Gangster Crips| Eight-Tray Gangster Crips covering a larger area. Their turf lies between Jefferson, King Blvd, Crenshaw and Normandie, a total area of about 2.04 square miles.