Traffic Collision Disrupts Evening Commute on Highway 101

Traffic Collision on US Highway 101 in San Mateo Causes Delays Today

📍 San Mateo, CA

📅 Published: September 6, 2025 at 06:31 PM

🔄 Updated: September 6, 2025 at 07:01 PM

Map showing the location of the accident in San Mateo, CA
San Mateo, September 6, 2025 -

A traffic collision involving two vehicles occurred today on US Highway 101 North near Hillsdale Boulevard in San Mateo, CA. The incident took place around 5:32 PM and involved a drivable white Mazda sedan and a red pickup truck that required towing.

The collision initially blocked portions of three lanes, causing significant delays and congestion for drivers during the busy evening commute. Emergency response units arrived promptly to manage the scene and facilitate traffic flow. A tow truck was called to remove the red pickup truck, which was obstructing the roadway.

By approximately 6:38 PM, all lanes were confirmed to be open, allowing traffic to return to normal. The quick response from emergency services helped minimize the disruption for evening travelers.

Motorists are advised to remain cautious in the area as residual delays may still be experienced following the clearing of the traffic incident. Overall, the efficient management of the situation ensured that traffic conditions improved relatively quickly after the incident.

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