Miles of Public Roads
Los Angeles County

Desert road in northern Los Angeles County. Photo courtesy of MarioSchmidtPhoto & Pixabay.com.

  • Los Angeles County has 508 miles of freeway and expressway.
  • The California Department of Transportation reports that 217.4 million vehicle miles are driven daily in Los Angeles County.*

Miles of Maintained Roadway By Functional Classification

Type of Roadway Miles
Interstate 313.02
Other Freeways & Expressways 194.67
Other 2,007.76
Minor Arterial 1 2,872.68
Major Collector 2 2,783.93
Minor Collector 2 460.15
Local 3 13,104.80
Total Maintained Miles 21,737.01

1) Arterial roads are high-capacity roads delivering traffic from collector roads to freeways and expressways and between urban centers.
2) Collector roads are low-to-moderate capacity roads moving traffic from local streets to arterial roads. Collector roads typically access residential areas.
3) Local streets are thoroughfares among residences and buildings along which people may move, interact and assemble.

*Source: California Department of Transportation, 2014 Public Road Data


MAINTAINED MILES OF ROADWAY BY JURISDICTION

Jurisdiction Rural Urbanized Total
Agoura Hills 0.18 66.26 66.44
Alhambra --- 153.98 153.98
Arcadia --- 148.45 148.45
Artesia --- 35.47 35.47
Avalon --- 5.67 5.67
Azusa 1.72 84.53 86.25
Baldwin Park --- 104.90 104.90
Bell --- 38.03 38.03
Bellflower --- 98.83 98.83
Bell Gardens --- 43.56 43.56
Beverly Hills --- 100.97 100.97
Bradbury --- 3.08 3.08
Burbank --- 227.28 227.28
Calabasas 31.15 22.92 54.07
Carson 0.05 214.96 215.01
Cerritos --- 133.03 133.03
Jurisdiction Rural Urbanized Total
Claremont 8.28 120.43 128.71
Commerce --- 66.28 66.28
Compton --- 172.47 172.47
Covina --- 112.80 112.80
Cudahy --- 14.20 14.20
Culver City --- 84.92 84.92
Diamond Bar --- 129.39 129.39
Downey --- 208.61 208.61
Duarte --- 51.47 51.47
El Monte --- 154.21 154.21
El Segundo --- 53.54 53.54
Gardena --- 113.94 113.94
Glendale --- 367.28 367.28
Glendora 2.61 177.12 179.73
Hawaiian Gardens --- 17.19 17.19
Hawthorne 0.12 94.94 95.06
Jurisdiction Rural Urbanized Total
Hermosa Beach --- 47.80 47.80
Hidden Hills --- 0.32 0.32
Huntington Park --- 66.13 66.13
Industry --- 75.66 75.66
Inglewood --- 193.55 193.55
Irwindale --- 29.93 29.93
La Canada-Flintridge --- 86.85 86.85
La Habra Heights --- 42.57 42.57
La Mirada --- 87.30 87.30
La Puente --- 68.05 68.05
La Verne 2.18 92.44 94.62
Lakewood --- 198.75 198.75
Lancaster 68.77 546.75 615.52
Lawndale --- 38.73 38.73
Lomita --- 31.30 31.30
Long Beach --- 809.24 809.24
Jurisdiction Rural Urbanized Total
Los Angeles 7.92 6,485.65 6,493.57
Lynwood --- 96.51 96.51
Malibu 37.79 39.90 77.69
Manhattan Beach --- 89.50 89.50
Maywood --- 27.21 27.21
Monrovia --- 96.95 96.95
Montebello --- 124.90 124.90
Monterey Park --- 113.76 113.76
Norwalk --- 181.48 181.48
Palmdale 13.61 408.57 422.18
Palos Verdes Estates --- 143.72 143.72
Paramount --- 73.36 73.36
Pasadena --- 319.12 319.12
Pico Rivera --- 122.04 122.04
Pomona --- 393.19 393.19
Rancho Palos Verdes --- 119.73 119.73
Jurisdiction Rural Urbanized Total
Redondo Beach --- 128.80 128.80
Rolling Hills --- 3.64 3.64
Rolling Hills Estates --- 26.78 26.78
Rosemead --- 76.18 76.18
San Dimas --- 123.18 123.18
San Fernando --- 49.41 49.41
San Gabriel --- 74.56 74.56
San Marino --- 61.30 61.30
Santa Clarita 34.58 236.89 271.47
Santa Fe Srpings --- 104.37 104.37
Santa Monica --- 147.59 147.59
Sierra Madre --- 37.42 37.42
Signal Hill --- 36.20 36.20
South El Monte --- 40.31 40.31
South Gate --- 126.47 126.47
South Pasadena --- 68.09 68.09
Jurisdiction Rural Urbanized Total
Temple City --- 74.70 74.70
Torrance --- 321.29 321.29
Vernon --- 47.11 47.11
Walnut --- 106.44 106.44
West Covina --- 243.24 243.24
West Hollywood --- 51.89 51.89
Westlake Village --- 29.71 29.71
Whittier --- 234.66 234.66
Los Angeles County 1,188.48 1,998.89 3,187.37
Other Jurisdictions:
National Park Service --- 15.57 15.57
State Highways 181.62 665.98 847.60
State Park Service 132.81 --- 132.81
U.S. Forest Service 200.87 --- 200.87
U.S. Navy --- 22.00 22.00
County Total 1,918.40 19,818.61 21,737.01

*Source: California Department of Transportation, 2014 Public Road Data


The longest street in Los Angeles is Sepulveda Boulevard which runs 26.4 miles through the city. It actually runs a total of 76 miles through Los Angeles County from the San Fernando Valley to Long Beach. The shortest street in Los Angeles is Powers Street, located in downtown Los Angeles. It extends a mere 13 feet. The steepest grade in Los Angeles (at 32 percent) is Fargo Street in Silver Lake. Source: Los Angeles A to Z by Leonard & Dale Pitt


Two-thirds of urban space in Los Angeles County is devoted to transportation.