US-101 N · Last 48 Hours

US-101 N Accident Today

28 accidents on US-101 N in the last 24 hours · 49 in 48 hours · updated July 28, 2026 3:31 AM PDT

28

Last 24h

49

Last 48h

7

High Severity

120

This Week

41

Accident

8

Construction

7-Day Trend

120 crashes

↓ Fewer than last week

120 crashes in the last 7 days, down 30% vs the previous week.

Last hour

1 incident

46m ago 2:45 AM

Caltrans : Roadwork on US-101 Northbound between Tamalpais Dr (Corte Madera) and Bellam Blvd (San Rafael). Lanes closed until 6 AM. From 10:00 PM Monday, July 27, 2026 to 6:00 AM Tuesday, July 28, 2026.

Last 6 hours

7 incidents

2h ago 12:45 AM

Caltrans : Roadwork on US-101 Northbound entering at E Todd Rd (Santa Rosa). On Ramp closed until 5 AM. From 9:00 PM Monday, July 27, 2026 to 5:00 AM Tuesday, July 28, 2026.

2h ago 12:45 AM

Caltrans : Roadwork on US-101 Northbound between E Todd Rd (Santa Rosa) and College Ave (Santa Rosa). Right lane and shoulder closed until 5 AM. From 9:00 PM Monday, July 27, 2026 to 5:00 AM Tuesday, July 28, 2026.

2h ago 12:45 AM

Caltrans : Roadwork on US-101 Northbound between Old Redwood Hwy (healdsburg) (Healdsburg) and Dry Creek Rd (Healdsburg). Right lane and shoulder closed until 5 AM. From 9:00 PM Monday, July 27, 2026 to 5:00 AM Tuesday, July 28, 2026.

3h ago 12:30 AM

Caltrans : Roadwork on US-101 Northbound between Cesar Chavez St (San Francisco) and I-80 E (San Francisco). Lane closed until 6 AM. From 9:30 PM Monday, July 27, 2026 to 6:00 AM Tuesday, July 28, 2026.

3h ago 12:30 AM

Caltrans : Roadwork on US-101 Northbound between CA-92 E (San Mateo) and E 3RD Ave (San Mateo). Various lanes closed until 5 AM. From 10:00 PM Monday, July 27, 2026 to 5:00 AM Tuesday, July 28, 2026.

4h ago 10:45 PM

CHP : Traffic Hazard on US-101 Northbound south of Lytton Springs Rd (Unincorporated). Right shoulder affected. Expect delays.

Caltrans : Roadwork on US-101 Northbound between Metcalf Rd (San Jose) and CA-85 N (san Jose) (San Jose). Various lanes closed until 5 AM. From 7:00 PM Monday, July 27, 2026 to 5:00 AM Tuesday, July 28, 2026.

6–12 hours ago

10 incidents

CHP : Traffic Collision on US-101 Northbound south of Kastania Rd (Unincorporated). Lane affected. Expect delays.

CHP : Traffic Hazard on US-101 Northbound south of Tully Rd (San Jose). Left and center lanes blocked. Expect delays.

CHP : Fire on US-101 Northbound north of CA-1 N (Sausalito). Lane affected. Expect delays.

CHP : Residual delays on US-101 Northbound south of Peninsula Ave (San Mateo). All lanes open. Expect delays.

10h ago 5:15 PM

CHP : Disabled vehicle on US-101 Northbound south of E Millbrae Ave (Millbrae). 2nd lane from the left blocked. Expect delays.

10h ago 5:15 PM

CHP : Fire on US-101 Northbound at Seminary Dr (Mill Valley). Left shoulder affected. Expect delays.

10h ago 5:00 PM

CHP : Traffic Hazard on US-101 Northbound south of E Millbrae Ave (Millbrae). Left and center lanes affected. Expect delays.

10h ago 4:45 PM

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

11h ago 4:30 PM

CHP : Traffic Hazard on US-101 Northbound south of CA-1 S (San Francisco). Left lane affected. Expect delays.

11h ago 4:00 PM

CHP : Traffic Collision with Injuries on US-101 Northbound north of Wilfred Ave (Rohnert Park). Left lanes blocked. Expect delays.

12–24 hours ago

10 incidents

17h ago 10:30 AM

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

17h ago 10:30 AM

CHP : Residual delays on US-101 Northbound exiting at Woodside Rd (Redwood City). All lanes open. Expect delays.

17h ago 10:00 AM

CHP : Disabled vehicle on US-101 Northbound south of Peninsula Ave (San Mateo). Right lane affected. Expect delays.

17h ago 10:00 AM

CHP : Traffic Collision with Injuries on US-101 Northbound north of Moffett Blvd (Mountain View). Left lane blocked. Expect delays.

17h ago 10:00 AM

CHP : Traffic Collision on US-101 Northbound south of Moffett Blvd (Mountain View). Left lane blocked. Expect delays.

18h ago 9:15 AM

CHP : Traffic Collision with Injuries on US-101 Northbound exiting at Woodside Rd (Redwood City). Off Ramp closed. Expect delays.

18h ago 9:15 AM

CHP : Disabled vehicle on US-101 Northbound ramp to Guadalupe Pky (San Jose). Lane affected. Expect delays.

19h ago 7:45 AM

CHP : Residual delays on US-101 Northbound south of Moffett Blvd (Mountain View). All lanes open. Expect delays.

21h ago 6:00 AM

CHP : Severe traffic alert and Traffic Collision with Injuries on US-101 Northbound north of Sierra Point Pky (Brisbane). Right and left lanes blocked. Expect delays.

23h ago 3:45 AM

Caltrans : Roadwork on US-101 Northbound between Metcalf Rd (San Jose) and CA-85 N (san Jose) (San Jose). Various lanes closed until 5 AM. From 8:00 PM Sunday, July 26, 2026 to 5:00 AM Monday, July 27, 2026.

24–48 hours ago

21 incidents

CHP : Traffic Hazard on US-101 Northbound at Tiburon Blvd (Mill Valley). Off Ramp blocked. Expect delays.

CHP : Traffic Collision on US-101 Northbound at CA-85 N (san Jose) (San Jose). Lane affected. Expect delays.

CHP : Traffic Hazard on US-101 Northbound south of Moffett Blvd (Mountain View). Center lanes affected. Expect delays.

CHP : Traffic Collision with Injuries on US-101 Northbound south of E Washington St (Petaluma). Lane blocked. Expect delays.

CHP : Disabled vehicle on US-101 Northbound south of Lytton Springs Rd (Unincorporated). Right shoulder affected. Expect delays.

CHP : Traffic Collision on US-101 Northbound south of I-280 N-US-101 N Ramp (San Francisco). On Ramp blocked. Expect delays.

CHP : Residual delays on US-101 Northbound south of I-880 N (San Jose). Right shoulder affected. Expect delays.

CHP : Disabled vehicle on US-101 Northbound south of CA-1 N (Sausalito). Right shoulder affected. Expect delays.

CHP : Traffic Hazard on US-101 Northbound exiting at Hellyer Ave (San Jose). Off Ramp blocked. Expect delays.

CHP : Traffic Collision with Injuries on US-101 Northbound entering at Cesar Chavez St (San Francisco). Left lanes blocked. Expect delays.

CHP : Traffic Collision on US-101 Northbound at Oakland Rd (San Jose). Right lane blocked. Expect delays.

CHP : Traffic Hazard on US-101 Northbound north of Moffett Blvd (Mountain View). Left lane affected. Expect delays.

1d ago 12:45 PM

CHP : Traffic Hazard on US-101 Northbound ramp to I-680 S (San Jose). Right lane blocked. Expect delays.

1d ago 12:00 PM

CHP : Traffic Hazard on US-101 Northbound south of Tennant Ave (Morgan Hill). Lanes affected. Expect delays.

1d ago 11:45 AM

CHP : Traffic Collision on US-101 Northbound north of Lakeville Hwy (Petaluma). Lane affected. Expect delays.

1d ago 11:30 AM

CHP : Traffic Collision on US-101 Northbound south of Ralston Ave (Belmont). Lane blocked. Expect delays.

1d ago 11:15 AM

CHP : Disabled vehicle on US-101 Northbound north of Atherton Ave (Novato). Center Divider blocked. Expect delays.

1d ago 10:00 AM

CHP : Traffic Hazard on US-101 Northbound north of Cochrane Rd (Morgan Hill). Lanes affected. Expect delays.

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

CHP : Traffic Hazard on US-101 Northbound at Tiburon Blvd (Mill Valley). Right lane affected. Expect delays.

CHP : Traffic Collision on US-101 Northbound at San Antonio Ave (Mountain View). On Ramp 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?

120 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.