US-101 N · Last 48 Hours

US-101 N Accident Today

19 accidents on US-101 N in the last 24 hours · 35 in 48 hours · updated April 22, 2026 4:08 AM PDT

19

Last 24h

35

Last 48h

1

High Severity

104

This Week

30

Accident

5

Construction

7-Day Trend

104 crashes

↓ Fewer than last week

104 crashes in the last 7 days, down 52% vs the previous week.

Last 6 hours

1 incident

Caltrans : Roadwork on US-101 Northbound between I-380 W (South San Francisco) and Grand Ave (South San Francisco). Lanes closed until 4 AM. From 9:00 PM Tuesday, April 21, 2026 to 4:00 AM Wednesday, April 22, 2026.

6–12 hours ago

8 incidents

Caltrans : Roadwork on US-101 Northbound between Broadway (Burlingame) and Airport Exit (Millbrae). Lanes closed until 4 AM. From 9:00 PM Tuesday, April 21, 2026 to 4:00 AM Wednesday, April 22, 2026.

Caltrans : Roadwork on US-101 Northbound between E 3RD Ave (San Mateo) and Peninsula Ave (San Mateo). Lanes closed until 4 AM. From 9:00 PM Tuesday, April 21, 2026 to 4:00 AM Wednesday, April 22, 2026.

Caltrans : Roadwork on US-101 Northbound between Ralston Ave (Belmont) and E Hillsdale Blvd (San Mateo). Lanes closed until 4 AM. From 9:00 PM Tuesday, April 21, 2026 to 4:00 AM Wednesday, April 22, 2026.

Caltrans : Roadwork on US-101 Northbound between Woodside Rd (Redwood City) and Whipple Ave (Redwood City). Lanes closed until 4 AM. From 9:00 PM Tuesday, April 21, 2026 to 4:00 AM Wednesday, April 22, 2026.

CHP : Traffic Collision on US-101 Northbound south of N Shoreline Blvd (Mountain View). Lane blocked. Expect delays.

10h ago 5:45 PM

CHP : Disabled truck on US-101 Northbound south of Asti Post Office Rd (Cloverdale). Left lane blocked. Expect delays.

11h ago 4:45 PM

CHP : Traffic Hazard on US-101 Northbound south of Oyster Point Blvd (South San Francisco). 2nd lane from the left affected. Expect delays.

11h ago 4:45 PM

CHP : Traffic Hazard on US-101 Northbound south of Rohnert Park Expy (Rohnert Park). Center lane affected. Expect delays.

12–24 hours ago

10 incidents

12h ago 4:00 PM

CHP : Disabled vehicle on US-101 Northbound south of Windsor River Rd (Windsor). Right lane blocked. Expect delays.

15h ago 12:15 PM

CHP : Traffic Collision on US-101 Northbound north of N Rengstorff Ave (Mountain View). Lane blocked. Expect delays.

18h ago 10:00 AM

CHP : Fire on US-101 Northbound south of De La Cruz Blvd (San Jose). Right lane blocked. Expect delays.

18h ago 9:15 AM

CHP : Traffic Collision on US-101 Northbound north of Citrus Fair Dr (Cloverdale). Lane affected. Expect delays.

19h ago 9:00 AM

CHP : Traffic Collision on US-101 Northbound south of Ignacio Blvd (Novato). Left lane affected. Expect delays.

19h ago 8:30 AM

CHP : Traffic Collision with Injuries on US-101 Northbound south of Yolanda Ave (Santa Rosa). Lane blocked. Expect delays.

20h ago 7:45 AM

CHP : Traffic Collision on US-101 Northbound south of Alameda Del Prado (Novato). Left lanes blocked. Expect delays.

21h ago 7:00 AM

CHP : Traffic Collision on US-101 Northbound south of Bay Shore Blvd (San Francisco). Right lane blocked. Expect delays.

22h ago 5:15 AM

CHP : Flooding on US-101 Northbound south of Sir Francis Drake Blvd (Larkspur). Center lanes affected. Expect delays.

23h ago 4:15 AM

CHP : Traffic Collision on US-101 Northbound north of Coyote Creek Golf Dr (San Jose). Right shoulder affected. Expect delays.

24–48 hours ago

16 incidents

CHP : Traffic Hazard on US-101 Northbound south of E 3RD Ave (San Mateo). Left lane blocked. Expect delays.

CHP : Disabled vehicle on US-101 Northbound south of S Airport Blvd (South San Francisco). Left lane blocked. Expect delays.

CHP : Disabled vehicle on US-101 Northbound exiting at Sir Francis Drake Blvd (Larkspur). Off Ramp blocked. Expect delays.

CHP : Traffic Hazard on US-101 Northbound south of 3RD ST (San Rafael) (San Rafael). Lane affected. Expect delays.

CHP : Traffic Collision on US-101 Northbound exiting at Lakeville Hwy (Petaluma). Right lane blocked. Expect delays.

CHP : Traffic Collision with Injuries on US-101 Northbound ramp to CA-12 W (Santa Rosa). Lane affected. Expect delays.

CHP : Traffic Hazard on US-101 Northbound at CA-25 (Gilroy). Lane affected. Expect delays.

CHP : Traffic Hazard on US-101 Northbound north of Masten Ave (Gilroy). Lanes affected. Expect delays.

CHP : Traffic Collision on US-101 Northbound exiting at Bicentennial Way (Santa Rosa). Lane affected. Expect delays.

CHP : Traffic Collision with Injuries and Overturned vehicle on US-101 Northbound north of Miller Creek Rd (Unincorporated). 4th lane from the left blocked. Expect delays.

CHP : Traffic Hazard on US-101 Northbound south of N Rengstorff Ave (Mountain View). Left lane blocked. Expect delays.

CHP : Disabled vehicle on US-101 Northbound north of Spencer Ave (Sausalito). Right lane blocked. Expect delays.

1d ago 10:05 AM

Traffic collision on US-101 N/B TO W/B SR-12

CHP : Residual delays on US-101 Northbound south of University Ave (East Palo Alto). Center Divider affected. Expect delays.

CHP : Residual delays on US-101 Northbound south of CA-25 (Gilroy). Right shoulder affected. Expect delays.

CHP : Traffic Hazard on US-101 Northbound south of Monterey Hwy (Gilroy). 3rd lane from the left affected. Expect delays.

Frequently Asked Questions

Are accidents on US-101 N reported live?

Yes — this page refreshes throughout the day as new incidents are logged by the California Highway Patrol. Crash data typically appears within 15–30 minutes of being reported.

How many accidents happened on US-101 N in the last 7 days?

104 crashes were reported on US-101 N in the last 7 days.

What type of accident is most common on US-101 N?

Accident are the most frequently reported incident type on US-101 N based on recent data.

Where can I see all California accidents today?

A live feed of all active crashes across California is available on the California accidents today page.

Where does this crash data come from?

Crash data is sourced from the California Highway Patrol (CHP) Computer-Aided Dispatch feed and the CCRS historical crash database. Learn more about our data sources.