Sylmar is the northernmost neighborhood in the city of Los Angeles. It is accessible from the Golden State Freeway (Interstate 5) and the Foothill Freeway (Interstate 210). The southern terminus of the Antelope Valley Freeway (SR 14) is at the northernmost section of Sylmar. Sylmar is roughly bounded by Interstate 5 on the west, the San Gabriel Mountains on the north and east, and the city of San Fernando on the south. Granada Hills lies to the west and Mission Hills is to the southwest of Sylmar. Major thoroughfares include Foothill Boulevard, San Fernando Road, Bradley Avenue, Glenoaks Boulevard, Roxford Street, Polk Street and Laurel Canyon Boulevard.