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is a district in the San Fernando Valley region of the County of Los Angeles, California. It is part of the City of Los Angeles.
Winnetka is located next to Canoga Park on the west, Woodland Hills on the south, Chatsworth to the north, and Reseda to the east. It is bordered by the Union Pacific Coast Line to the north, the Los Angeles River to the south, Tampa Avenue to the east, and De Soto Avenue to the west. Major throughfares include Winnetka Avenue, Roscoe Boulevard, Sherman Way, Saticoy Avenue and Vanowen Street. Corbin Avenue is the East boundary, DeSoto Avenue is the West Boundary, Victory Boulevard is the South Boundary, and Nordhoff Street is the North Boundary. The ZIP Code is 91306.
Named by Charles Weeks for his local poultry business that he named after another that he owned in Winnetka, Illinois.
The district of Winnetka was originally part of Canoga Park, but later it was separated into its own district of the city of Los Angeles.