Crash on US-101 N/B at Hillsdale Avenue, San Mateo, California

Friday, July 31, 2026 at 4:05 PM

Injury crash3 vehicles

From the CHP CCRS, record last updated October 25, 2026. No changes since first published.

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Damage area not recorded

Red Motorcycle

Driver, male, 63Restraint: Occupant Lap Shoulder Harness Used. Airbag: Air Bag Not Deployed
Possible injury

Damage area not recorded

Bro Passenger Car Station Wagon Jeep

Driver, male, 54Restraint: Occupant Lap Shoulder Harness Used. Airbag: Air Bag Not Deployed
Not injured

Damage area not recorded

White Passenger Car Station Wagon Jeep

Driver, female, 31Restraint: Occupant Lap Shoulder Harness Used. Airbag: Air Bag Not Deployed
Not injured

204 crashes recorded on US-101 N/B in San Mateo in the last 12 months, 79 with injuries.

Aug 28, 2026, Colegrove Street at West 39TH Avenue2 vehiclesProperty damage only
Aug 28, 2026, SR-92 W/B at Mariners Island Blvd2 vehicles, 3 injuredInjury crash
Aug 28, 2026, SR-92 W/B at US-1013 vehiclesProperty damage only
Aug 27, 2026, US 101 S/B at E. Hillsdale Blvd2 vehicles, 1 injuredInjury crash
Aug 27, 2026, US-101 S/B at SR-922 vehicles, 1 injuredInjury crash

Source: CHP CCRS
Updates: Changes the state makes to this record are applied here when the source publishes them
First published here: October 25, 2026
Last updated: October 25, 2026, no changes recorded
What is left out: Names, addresses, plates, and license and insurance numbers are not in the public data and never appear here

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