Assembly District 12 in San Francisco County
Basically the westside of town and a little bit of the southern side (Supervisorial districts 1, 4, 7, & 11)

From North to South the boarder is:
South and West of the Presidio
West of Broderick (north of GG Park)
West of Stanyan
West of Twin Peaks
West of O'Shaugnessy
South of Alemany
West of Bayshore
North of the county line