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

20-9s

Bayshore Breakers

China Syndromes

Classic Car Crew

Crimson Rainbows

Fishmungers

Gaea Gang

Kut & Kilz

O-Boyz Club

Rave Raiders

RX-ALZ

SanOakChi Mercs

Shiplifters

Token Takers

Transyndicate

Wharf Rats