Freeways & Highways
Los Angeles County

Map of Los Angeles County Highways

Map of Freeway/Highway System in L.A. County

FREEWAY/HIGHWAY TRAFFIC VOLUMES (Large File)

Route Type of Highway Nickname(s) Year Opened
1 State Route Pacific Coast Highway or PCH, formerly Roosevelt Highway Malibu stretch in 1929
2 State Route Glendale or Angeles Crest Highway, formerly Alessandro Highway 1958-1978
5 Interstate Santa Ana (south of Downtown L.A.);
Golden State (north of Downtown L.A.)
1945-1958 (south of Downtown L.A.); 1956-1975 (north of Downtown L.A.)
10 Interstate San Bernardino (east of Downtown L.A.), formerly Ramona;
Santa Monica (west of Downtown L.A.), formerly Olympic
1943-1957 (east of Downtown L.A.); 1961-1966 (west of Downtown L.A.)
14 State Route Antelope Valley 1963-1974
18 State Route --- ---
19 State Route Lakewood Blvd (south of I-5); Rosemead Blvd (north of I-5) ---
22 State Route Garden Grove 1964-1967
23 State Route --- ---
27 State Route --- ---
30 State Route --- 1955-1977
39 State Route --- ---
47 State Route Terminal Island 1947
57 State Route Orange ---
60 State Route Pomona 1965-1971
66 State Route Old Route 66 ---
71 State Route --- ---
72 State Route --- ---
90 State Route Marina, formerly Slauson and Richard M. Nixon 1968-1972
91 State Route Gardena (west of I-710), formerly Redondo Beach; Artesia (between I-710 & I-5) 1968-1975
101 U.S. Highway Hollywood (south of Cahuenga);
Ventura (north of Cahuenga), formerly Riverside (along the L.A. River)
1940-1948 (south of Cahuenga); 1955-1974 (north of Cahuega)
103 State Route --- ---
105 Interstate Glenn Anderson or Century 1993
107 State Route Hawthorne Blvd, Gardena, formerly Redondo Beach ---
110 (north of Jct. U.S. 101)* State Route Arroyo Seco Parkway, formerly Pasadena 1940-1953
110 (south of Jct. U.S. 101) Interstate Harbor 1952-1970
118 State Route Ronald Reagan or Simi Valley-San Fernando Valley 1968-1977
126 State Route --- ---
134 State Route --- 1955-77
138 State Route --- ---
164 State Route --- ---
170 State Route --- ---
187 State Route --- ---
210 Interstate Foothill 1955-2003
213 State Route --- ---
405 Interstate San Dieg, formerly Sepulveda 1957-1969
605 Interstate San Gabriel River 1964-1971
710 Interstate Long Beach, formerly Los Angeles River 1952-1965

* The Arroyo Seco Parkway (110), opened in 1940, was the first freeway constructed in the Western United States. It was added to the National Register of Historic Places in 2011.


Map of Freeway/Highway System in L.A. County

FREEWAY/HIGHWAY TRAFFIC VOLUMES (Large File)


Approximately 2,882,784 vehicle trips are taken on L.A.'s 650 miles of freeways and 22,000 miles of surface streets each day between 7-8 a.m. on weekdays. This is the equivalent of the entire population of Dallas, Texas.