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San Mateo Car Accidents & Crashes

San Mateo County has recorded 3,292 traffic crashes since 2024, including 9 fatal incidents. In the last 24 hours, 19 new crashes were reported. Crash volume is highest on US-101 N/B and US-101 S/B.

Data is sourced from the California Crash Records System (CCRS), maintained by the California Highway Patrol and updated daily, and the CA 511 live incident feed, refreshed every 15 minutes. CCRS records include party details, injury severity, vehicle information, and precise geographic coordinates.

Breakdown by type: 28 accident.

28
Total Crashes
Filtered results
0
Fatalities
Fatal injury reports
0
Today
Reported since midnight
Today's Accidents Today's Fatalities

showing most recent 28 incidents with location data · click a marker to view details

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Crash Records

San Mateo Incidents 28 results

28 accident
CHP : Traffic Collision on CA-82 Southbound at Stockbridge Ave (Atherton). Lane affected. Expect delays.
Low Accident
CA-82 S 1 day, 2 hours ago
CHP : Traffic Hazard on CA-92 Eastbound west of Upper Skyline Blvd (Unincorporated). Center Divider blocked. Expect delays.
Low Accident
CA-92 E 1 day, 11 hours ago
CHP : Traffic Collision on CA-35 Northbound south of Westmoor Ave (Daly City). Lane affected. Expect delays.
Low Accident
CA-35 N 4 days, 1 hour ago
CHP : Traffic Collision on CA-1 Northbound south of Milagra Dr (Pacifica). Center Divider affected. Expect delays.
Low Accident
CA-1 N 4 days, 21 hours ago
CHP : Traffic Collision on CA-35 Northbound at Westmoor Ave (Daly City). Lane blocked. Expect delays.
Low Accident
CA-35 N 6 days, 2 hours ago
CHP : Residual delays on US-101 Northbound south of Oyster Point Blvd (South San Francisco). Center Divider affected. Expect delays.
Low Accident
US-101 N 6 days, 6 hours ago
CHP : Traffic Collision on US-101 Southbound north of E Hillsdale Blvd (San Mateo). Center Divider affected. Expect delays.
Low Accident
US-101 S 1 week ago
CHP : Residual delays on I-280 Northbound north of Hickey Blvd (Daly City). Center Divider affected. Expect delays.
Low Accident
I-280 N 1 week, 1 day ago
CHP : Residual delays on US-101 Northbound south of San Bruno Ave E (San Bruno). Center Divider affected. Expect delays.
Low Accident
US-101 N 1 week, 3 days ago
CHP : Disabled vehicle on CA-92 Westbound west of S El Camino Real (San Mateo). Center Divider affected. Expect delays.
Low Accident
CA-92 W 1 week, 6 days ago
Traffic collision, rear-end on US 101 N/B
Low Accident
US 101 N/B 2 weeks ago
Traffic collision, rear-end on US-101 N/B
Low Accident
US-101 N/B 2 weeks ago
CHP : Traffic Hazard on I-280 Northbound south of Bunker Hill Dr (San Mateo). Center Divider affected. Expect delays.
Low Accident
I-280 N 2 weeks, 1 day ago
CHP : Residual delays on I-280 Northbound south of Edgewood Rd (Unincorporated). Center Divider affected. Expect delays.
Low Accident
I-280 N 2 weeks, 1 day ago
Traffic collision on US-101 N/B
Low Accident
US-101 N/B 2 weeks, 2 days ago
Traffic collision on FASHION ISLAND BL
Low Accident
FASHION ISLAND BL 2 weeks, 3 days ago
Traffic collision — hit and run on US-101 N/B
Low Accident
US-101 N/B 2 weeks, 4 days ago
Traffic collision, rear-end on US 101 S/B
Low Accident
US 101 S/B 2 weeks, 6 days ago
Traffic collision, rear-end on US-101 N/B
Low Accident
US-101 N/B 2 weeks, 6 days ago
Traffic collision, rear-end on US-101 N/B
Low Accident
US-101 N/B 2 weeks, 6 days ago
Traffic collision, broadside on N SAN MATEO DR
Low Accident
N SAN MATEO DR 3 weeks ago
Traffic collision on SR-82 N/B
Low Accident
SR-82 N/B 3 weeks, 2 days ago
CHP : Traffic Hazard on US-101 Northbound south of Beatty Rd (Brisbane). Center Divider affected. Expect delays.
Low Accident
US-101 N 3 weeks, 5 days ago
Traffic collision, rear-end — hit and run on US-101 N/B FROM PENINSULA AVENUE
Low Accident
US-101 N/B FROM PENINSULA AVENUE 3 weeks, 6 days ago
Traffic collision, rear-end on US 101 N/B
Low Accident
US 101 N/B 3 weeks, 6 days ago
Traffic collision, broadside — hit and run on EAST POPLAR AVENUE
Low Accident
EAST POPLAR AVENUE 4 weeks, 1 day ago
Traffic collision on US-101 S/B TO SR-92
Low Accident
US-101 S/B TO SR-92 4 weeks, 1 day ago
Traffic collision on US-101 N/B
Low Accident
US-101 N/B 4 weeks, 1 day ago
🛣 Top Highways in San Mateo
US-101 737 SR-92 225 US-101 N 219 US-101 S 157 I-280 N 129 I-280 S 126 CA-1 S 102 CA-82 S 91 CA-82 N 76 CA-92 E 72
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