In San Francisco, California in the MDU, there are a handful of townships which street gangs operate from. A street gang is a gang made up of children, teenagers and/or young adults not to exceed 50 gang members; more than 50 members constitutes its own entry under "Gangs".
The following is a list of known street gangs in the San Francisco Bay Area in the MDU (and are not reflective, representative, nor associative of any existing or defunct gangs in the real world in any respective manner):
STREET GANGS OF SAN FRANCISCO, CHINATOWN & OAKLAND
Classic Car Crew
Kut & Kilz