California Road Map

Written and Fact-checked by | Updated On: April 03, 2026 | 15:15 ET

California Road Map showing the state routes, US highways, interstate highways, major roads, local connecting Road, secondary Road, important local road of the California.

California Roads and Highways Map

Roads and Highways in California

California has one of the largest and most complex road networks in the United States, supporting millions of residents, businesses, and visitors. Major interstate highways such as I-5, I-10, I-80, and I-15 form key corridors connecting cities like Los Angeles, San Francisco, San Diego, and Sacramento. U.S. and state highways extend across coastal regions, valleys, and mountains, linking urban centers with rural communities. This extensive system plays a vital role in trade, tourism, and daily commuting, ensuring efficient connectivity across the state’s diverse landscapes.

Major Highways in California

HighwayTypeRoute DirectionConnects
I-5InterstateNorth–SouthSan Diego, Los Angeles, Sacramento
I-10InterstateEast–WestLos Angeles, Palm Springs
I-80InterstateEast–WestSan Francisco, Sacramento
I-15InterstateNorth–SouthSan Diego, Inland Empire
I-405InterstateNorth–SouthLos Angeles metro
US 101U.S. HighwayNorth–SouthLos Angeles, San Francisco
US 50U.S. HighwayEast–WestSacramento, Lake Tahoe
US 395U.S. HighwayNorth–SouthEastern Sierra region
CA 1State HighwayNorth–SouthPacific Coast
CA 99State HighwayNorth–SouthCentral Valley cities
CA 58State HighwayEast–WestBakersfield, Barstow
CA 120State HighwayEast–WestSan Joaquin Valley, Yosemite
CA 210State HighwayEast–WestLos Angeles region
CA 91State HighwayEast–WestOrange, Riverside counties

Interstate Highways in California

InterstateRoute DirectionKey Cities Connected
I-5North–SouthSan Diego, Los Angeles, Sacramento
I-8East–WestSan Diego, El Centro
I-10East–WestLos Angeles, Palm Springs
I-15North–SouthSan Diego, San Bernardino
I-40East–WestBarstow, Needles
I-80East–WestSan Francisco, Sacramento
I-105East–WestLos Angeles
I-205East–WestTracy region
I-210East–WestLos Angeles metro
I-215North–SouthRiverside, San Bernardino
I-280North–SouthSan Francisco, San Jose
I-405North–SouthLos Angeles metro
I-605North–SouthLos Angeles County
I-710North–SouthLong Beach, Los Angeles
I-880North–SouthOakland, San Jose

Road Network in California

California’s road network includes interstate highways for long-distance, high-speed travel, U.S. highways connecting major regions, and an extensive system of state highways linking cities, towns, and scenic areas. Local streets and rural roads provide access to neighborhoods, agricultural regions, and remote locations, supporting daily mobility across the state.

Road TypeDescriptionApprox. Length
Interstate HighwaysHigh-speed corridors2,600 miles
U.S. HighwaysRegional connectors5,800 miles
State HighwaysStatewide routes15,200 miles
Local RoadsCity streets170,000+ miles
Rural RoadsRemote access120,000+ miles

California Roads & Highways Facts

StateCalifornia
Total Road Network313,000+ miles
Interstate Mileage2,600 miles
State Highway System15,200 miles
Total Lane Miles390,000+ miles
Major Interstate RoutesI-5, I-10, I-15, I-40, I-80
Key AuthorityCalifornia Department of Transportation
Number of Interstates15
Major UsesCommuting, freight
Urban Road NetworkExtensive metro systems
Longest InterstateI-5
Longest U.S. HighwayUS 101