Today's Traffic and Accident Updates for San Mateo

Traffic Collision on U.S. Highway 101 in San Mateo Causes Delays Today

Day: September 2, 2025 at 09:42 PM

A traffic collision occurred today on the northbound lanes of U.S. Highway 101 near the State Route 92 East interchange in San Mateo, CA. The incident involved four vehicles, including a black spor...

Traffic Collision on State Route 92 West in San Mateo Causes Delays Today

City: San Mateo, CA

Day: August 30, 2025 at 05:51 PM

A traffic collision on State Route 92 West in San Mateo, CA, caused significant disruptions today. The incident involved a single vehicle, a Toyota Avalon, and occurred around 5:54 PM. Witnesses re...

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

City: San Mateo, CA

Day: August 30, 2025 at 02:35 PM

A traffic collision involving four vehicles occurred today on US Highway 101 North near Hillsdale Boulevard in San Mateo, CA. The incident was reported at approximately 2:36 PM and involved a black...

Traffic Collision on State Route 92 in San Mateo Causes Delays Today

City: San Mateo, CA

Day: August 28, 2025 at 06:27 PM

A traffic collision involving two vehicles occurred today at the intersection of State Route 92 East and the southbound connection to U.S. Highway 101 in San Mateo, CA. The incident was reported ar...

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

City: San Mateo, CA

Day: August 27, 2025 at 09:39 PM

A traffic collision on southbound US Highway 101 at Poplar Avenue in San Mateo, CA, caused significant traffic disruptions today. The incident, involving two vehicles—a black Audi sedan and a black...

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

City: San Mateo, CA

Day: August 27, 2025 at 06:19 PM

A traffic collision involving three vehicles occurred today on US Highway 101 South near the 3rd Avenue off-ramp in San Mateo, CA. The incident took place around 6:20 PM and involved a gray Nissan ...

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

City: San Mateo, CA

Day: August 26, 2025 at 12:41 AM

A traffic collision occurred today at the Hillsdale Boulevard On-Ramp to US Highway 101 South in San Mateo, CA, leading to significant traffic disruptions. The incident involved two vehicles: a sil...

Traffic Collision on U.S. Highway 101 North in San Mateo Causes Delays Today

City: San Mateo, CA

Day: August 23, 2025 at 11:45 AM

A traffic collision involving four vehicles occurred today at the intersection of U.S. Highway 101 North and State Route 92 West in San Mateo, CA. The incident took place around midday, causing sig...

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

City: San Mateo, CA

Day: August 16, 2025 at 12:12 PM

A traffic collision involving four vehicles occurred today on US Highway 101 North at Peninsula Avenue in San Mateo, CA. The incident was reported around 11:50 AM, causing significant disruptions d...

Traffic Collision on Interstate 280 South in San Mateo Causes Delays Today

City: San Mateo, CA

Day: August 14, 2025 at 07:23 PM

A traffic collision on Interstate 280 South in San Mateo, CA, caused significant disruptions during the evening commute today. The incident involved three vehicles: a motorcycle and two motor vehic...

Traffic Collision on US Highway 101 in San Mateo Causes Lane Closures Today

City: San Mateo, CA

Day: August 14, 2025 at 03:52 PM

A traffic collision involving three vehicles occurred today at the Hillsdale Boulevard on-ramp to US Highway 101 South in San Mateo, CA. The incident involved a white Tesla Model Y, which sustained...

Traffic Collision on Interstate 280 North in San Mateo Causes Minor Traffic Impact Today

City: San Mateo, CA

Day: August 14, 2025 at 08:48 AM

A traffic collision involving two vehicles occurred today on Interstate 280 North near the Bunker Hill Drive Off-Ramp in San Mateo, CA. The incident took place during the morning commute, prompting...