With the widening of these last two bottlenecks south of Petaluma, the $762 million Highway 101 Marin-Sonoma Narrows project, ...

Highway 101 is a vital commute for tens of thousands of people traveling between Marin and Sonoma counties. But some drivers ...

Caltrans hopes to complete new north- and southbound lanes in the Sonoma-Marin Narrows by the end of the month, clearing the ...

People who commute on Highway 101 in the North Bay are saying that the new carpool hours are slowing down traffic.

A pedestrian died after being struck by a vehicle on the southbound Highway 101 in Ventura the night of Sept. 25, according ...

The incident happened at about 1:45 a.m. Wednesday in the northbound lanes near the San Antonio Road overcrossing, where a ...

A traffic crash shut down all northbound lanes of U.S. Highway 101 in Marin County early Wednesday morning, the California ...

Woman recalls '90s childhood vacations—has sudden realization: "a cover" U.S. citizen files claim for $50 million in damages ...

After a month of being closed and requiring detours to San Luis Bay Drive or Shell Beach Road, the Avila Beach Drive access ...

A $2 billion tunnel has been proposed to bypass "Last Chance Grade" — a landslide-plagued portion of Highway 101 in rural ...

A man died as a pedestrian in a fatal car crash on Highway 101, north of State Route 33, just before 11:30 p.m. Thursday, ...

More changes are coming to Highway 101. The southbound off-ramp at Olive Mill/Spring Road in Montecito has been closed, and ...