Accident Moderate Severity Resolved

CHP : Traffic Collision with Injuries on US-101 Southbound north of E Hillsdale Blvd (San Mateo). Left and center lanes blocked. Expect delays.

A injury accident was reported on US-101 S near San Mateo on July 18, 2026 at 1:14 AM.

Road

US-101 S

Area

San Mateo

Address

Loading…

Started

Jul 17, 6:14 PM

Last Updated

3 months, 1 week ago

Jul 17, 6:45 PM

Resolved

Jul 18, 1:00 AM

Coordinates

37.5400, -122.2839

Update History

1 observations

CHP : Traffic Collision with Injuries on US-101 Southbound north of E Hillsdale Blvd (San Mateo). Left and center lanes blocked. Expect delays. Jul 17, 6:30 PM

Source: 511_sfbay · ID 511.org/1522724 First seen Jul 17, 2026 6:30 PM

← All California Incidents More in San Mateo More on US-101 S