"San Mateo"

Caltrans : Roadwork on US-101 Northbound exiting at E Hillsdale Blvd (San Mateo). Off Ramp closed until 7 AM. From 10:00 PM Monday, October 26, 2026 to 7:00 AM Tuesday, October 27, 2026. Construction

US-101 N San Mateo 0 minutes ago Live

Caltrans : Roadwork on CA-82 Southbound between Trousdale Dr (Burlingame) and Hillside Dr (Burlingame). Lane closed until 6 PM. From 11:30 AM Friday, August 21, 2026 to 6:00 PM Friday, October 30, 2026. Construction

CA-82 S San Mateo 0 minutes ago Live

Caltrans : Roadwork on CA-82 Northbound between Hillside Dr (Burlingame) and Trousdale Dr (Burlingame). Lane closed until 6 PM. From 11:30 AM Friday, August 21, 2026 to 6:00 PM Friday, October 30, 2026. Construction

CA-82 N San Mateo 0 minutes ago Live

Caltrans : Roadwork on CA-35 Northbound at Westmoor Ave (Daly City). Lane closed until 3 PM. From 8:00 PM Monday, October 26, 2026 to 3:00 PM Tuesday, October 27, 2026. Construction

CA-35 N San Mateo 3 hours ago

Caltrans : Roadwork on CA-82 Northbound at Whipple Ave (Redwood City). Lane closed until midnight. From 12:00 AM Monday, October 26, 2026 to 12:00 AM Tuesday, October 27, 2026. Construction

CA-82 N San Mateo 5 hours, 45 minutes ago

CHP : Traffic Collision on CA-92 Eastbound east of Main St (Half Moon Bay). Lane affected. Expect delays. Accident

CA-92 E San Mateo 7 hours, 30 minutes ago High

CHP : Traffic Collision with Injuries on US-101 Southbound north of CA-92 E (San Mateo). Left and center lanes blocked. Expect delays. Accident

US-101 S San Mateo 9 hours ago Moderate

CHP : Disabled vehicle on CA-92 Westbound east of San Mateo Bridge - High Rise (Foster City). Left lane blocked. Expect delays. Accident

CA-92 W San Mateo 10 hours, 45 minutes ago Moderate

Caltrans : Roadwork on CA-82 Southbound between Oak Grove Ave (Burlingame) and Peninsula Ave (Burlingame). All lanes closed until 6 PM. From 9:00 AM Monday, October 26, 2026 to 6:00 PM Monday, October 26, 2026. Construction

CA-82 S San Mateo 11 hours, 45 minutes ago

Caltrans : Roadwork on CA-82 Northbound between Peninsula Ave (Burlingame) and Oak Grove Ave (Burlingame). All lanes closed until 6 PM. From 9:00 AM Monday, October 26, 2026 to 6:00 PM Monday, October 26, 2026. Construction

CA-82 N San Mateo 11 hours, 45 minutes ago

CHP : Traffic Collision on I-280 Northbound north of Sneath Ln (San Bruno). Left lanes blocked. Expect delays. Accident

I-280 N San Mateo 13 hours ago Moderate

CHP : Traffic Hazard on CA-92 Eastbound east of S El Camino Real (San Mateo). Right lane affected. Expect delays. Accident

CA-92 E San Mateo 13 hours, 15 minutes ago Moderate

CHP : Traffic Collision on CA-92 Eastbound at US-101 N (San Mateo). Lane affected. Expect delays. Accident

CA-92 E San Mateo 13 hours, 30 minutes ago Moderate

CHP : Traffic Hazard on US-101 Southbound north of Ralston Ave (Belmont). Lane affected. Expect delays. Accident

US-101 S San Mateo 14 hours, 30 minutes ago Moderate

CHP : Traffic Hazard on I-280 Southbound north of Bunker Hill Dr (San Mateo). Left lane affected. Expect delays. Accident

I-280 S San Mateo 15 hours, 15 minutes ago Moderate

CHP : Residual delays on CA-92 Eastbound west of S Delaware St (San Mateo). Right shoulder affected. Expect delays. Accident

CA-92 E San Mateo 15 hours, 30 minutes ago Moderate

CHP : Traffic Hazard on CA-92 Westbound east of Ralston Ave (San Mateo). Lane affected. Expect delays. Accident

CA-92 W San Mateo 16 hours, 15 minutes ago Moderate

CHP : Traffic Hazard on US-101 Northbound south of Oyster Point Blvd (South San Francisco). Right lane affected. Expect delays. Accident

US-101 N San Mateo 16 hours, 15 minutes ago Moderate

Caltrans : Emergency construction on CA-1 Southbound at Santa Cruz County Line (Unincorporated). Lane closed. One way traffic control in effect. From 7:00 AM Monday, October 26, 2026 to 4:00 PM Monday, October 26, 2026. Construction

CA-1 S San Mateo 18 hours, 15 minutes ago

CHP : Traffic Hazard on CA-92 Westbound west of San Mateo Bridge - Toll Plaza (Hayward). Left lane affected. Expect delays. Accident

CA-92 W Alameda 18 hours, 15 minutes ago High

Caltrans : Roadwork on I-280 Southbound at Crystal Springs Rd (San Bruno). Lane closed until 3 PM. From 9:00 AM Monday, October 26, 2026 to 3:00 PM Monday, October 26, 2026. Construction

I-280 S San Mateo 18 hours, 15 minutes ago

CHP : Traffic Collision with Injuries on US-101 Southbound north of Marsh Rd (Menlo Park). Left lanes blocked. Expect delays. Accident

US-101 S San Mateo 20 hours, 15 minutes ago Moderate

CHP : Disabled vehicle on CA-92 Eastbound west of San Mateo Bridge - High Rise (Foster City). Right lane blocked. Expect delays. Accident

CA-92 E San Mateo 20 hours, 45 minutes ago High

CHP : Traffic Hazard on CA-1 Northbound south of Higgins Canyon Rd (Half Moon Bay). Lanes affected. Expect delays. Accident

CA-1 N San Mateo 21 hours ago High

CHP : Traffic Collision on CA-92 Westbound at San Mateo Bridge - Toll Plaza (Hayward). Lane blocked. Expect delays. Accident

CA-92 W Alameda 21 hours ago High

CHP : Traffic Hazard on I-280 Southbound north of Sneath Ln (San Bruno). Center lanes affected. Expect delays. Accident

I-280 S San Mateo 22 hours, 30 minutes ago Moderate

CHP : Traffic Hazard on US-101 Northbound at Whipple Ave (Redwood City). Lane affected. Expect delays. Accident

US-101 N San Mateo 22 hours, 30 minutes ago Moderate

CHP : Traffic Hazard on I-280 Northbound north of CA-92 W (San Mateo). 2nd lane from the left blocked. Expect delays. Accident

I-280 N San Mateo 23 hours ago Moderate

CHP : Traffic Hazard on US-101 Northbound south of Whipple Ave (Redwood City). Center lanes affected. Expect delays. Accident

US-101 N San Mateo 23 hours, 15 minutes ago Moderate

Caltrans : Roadwork on CA-82 Southbound between John Daly Blvd (Daly City) and School St (Daly City). Lane closed until 5 AM. From 9:00 PM Sunday, October 25, 2026 to 5:00 AM Monday, October 26, 2026. Construction

CA-82 S San Mateo 1 day ago

Caltrans : Roadwork on CA-82 Southbound between Broadway St (Redwood City) and Jefferson Ave (Redwood City). Lane closed until 5 AM. From 9:00 PM Sunday, October 25, 2026 to 5:00 AM Monday, October 26, 2026. Construction

CA-82 S San Mateo 1 day ago

Caltrans : Roadwork on US-101 Northbound exiting at E Hillsdale Blvd (San Mateo). Off Ramp closed until 7 AM. From 8:00 PM Sunday, October 25, 2026 to 7:00 AM Monday, October 26, 2026. Construction

US-101 N San Mateo 1 day, 5 hours ago

CHP : Disabled vehicle on US-101 Southbound north of E Poplar Ave (San Mateo). Right shoulder affected. Expect delays. Accident

US-101 S San Mateo 1 day, 5 hours ago Moderate

CHP : Disabled vehicle on CA-92 Westbound west of San Mateo Bridge - High Rise (Foster City). Lane affected. Expect delays. Accident

CA-92 W San Mateo 1 day, 7 hours ago Moderate

CHP : Disabled vehicle on I-280 Southbound south of Alpine Rd (Menlo Park). Right shoulder affected. Expect delays. Accident

I-280 S San Mateo 1 day, 8 hours ago Moderate

CHP : Disabled vehicle on US-101 Northbound at Willow Rd (Menlo Park). Off Ramp blocked. Expect delays. Accident

US-101 N San Mateo 1 day, 8 hours ago High

CHP : Disabled vehicle on US-101 Southbound north of E Millbrae Ave (Millbrae). Off Ramp affected. Expect delays. Accident

US-101 S San Mateo 1 day, 9 hours ago High

CHP : Vehicle fire on US-101 Southbound north of Broadway (Burlingame). Right shoulder affected. Expect delays. Accident

US-101 S San Mateo 1 day, 9 hours ago Moderate

CHP : Traffic Hazard on US-101 Northbound south of Dore Ave (San Mateo). Lane affected. Expect delays. Accident

US-101 N San Mateo 1 day, 10 hours ago Moderate

CHP : Disabled vehicle on US-101 Southbound north of E Millbrae Ave (Millbrae). Right shoulder affected. Expect delays. Accident

US-101 S San Mateo 1 day, 11 hours ago Moderate