Accident Moderate Severity Resolved

CHP : Traffic Collision on US-101 Northbound south of E Hillsdale Blvd (San Mateo). Right lane blocked. Expect delays.

A injury accident was reported on US-101 N near San Mateo on May 22, 2026 at 9:33 PM.

Road

US-101 N

Area

San Mateo

Address

Loading…

Started

May 22, 2:33 PM

Last Updated

3 days, 15 hours ago

May 22, 3:15 PM

Resolved

May 22, 9:30 PM

Coordinates

37.5327, -122.2768

Update History

1 observations

CHP : Traffic Collision on US-101 Northbound south of E Hillsdale Blvd (San Mateo). Right lane blocked. Expect delays. May 22, 3:00 PM

Source: 511_sfbay · ID 511.org/1498317 First seen May 22, 2026 3:00 PM