Accident Moderate Severity Resolved

CHP : Traffic Collision on US-101 Northbound at Marsh Rd (Menlo Park). Lane affected. Expect delays.

A injury accident was reported on US-101 N near San Mateo on August 27, 2026 at 8:19 AM.

Road

US-101 N

Area

San Mateo

Address

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Started

Aug 27, 1:19 AM

Last Updated

2 months ago

Aug 27, 1:30 AM

Resolved

Aug 27, 7:45 AM

Coordinates

37.4834, -122.1806

Update History

1 observations

CHP : Traffic Collision on US-101 Northbound at Marsh Rd (Menlo Park). Lane affected. Expect delays. Aug 27, 1:30 AM

Source: 511_sfbay · ID 511.org/1541443 First seen Aug 27, 2026 1:30 AM