CA · County

Sonoma Car Accidents & Crashes

Sonoma County has recorded 1,713 traffic crashes since 2024, including 1 fatal incidents. In the last 24 hours, 8 new crashes were reported. Crash volume is highest on US-101 S and US-101 N.

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. Last updated July 30, 2026.

Breakdown by type: 51 accident.

51

Total Crashes

Filtered results

0

Fatalities

Fatal injury reports

1

Today

Reported since midnight

Today's Accidents Today's Fatalities

showing most recent 51 incidents with location data · click a marker to view details

Crash Records

Sonoma Incidents 51 results

51 accident

CHP : Traffic Collision on CA-37 Eastbound east of Noble Rd (Sonoma). Off Ramp affected. Expect delays.

CA-37 E 9 hours, 1 minute ago

CHP : Traffic Collision with Injuries on CA-37 Westbound at Lakeville Hwy (Unincorporated). Lane affected. Expect delays.

CA-37 W 3 days, 6 hours ago

CHP : Traffic Collision on US-101 Southbound entering at 7TH St (Santa Rosa). On Ramp blocked. Expect delays.

US-101 S 3 days, 10 hours ago

CHP : Traffic Hazard on US-101 Southbound north of Asti Post Office Rd (Cloverdale). Lanes affected. Expect delays.

US-101 S 3 days, 15 hours ago

CHP : Grass fire on US-101 Southbound exiting at Shiloh Rd (Windsor). Off Ramp closed. Expect delays.

US-101 S 4 days, 17 hours ago

CHP : Traffic Hazard on US-101 Northbound at W Railroad Ave (Cotati). Off Ramp blocked. Expect delays.

US-101 N 5 days ago

CHP : Traffic Collision with Injuries on CA-1 Southbound at Valley Ford Rd (Valley Ford). Lanes blocked. Expect delays.

CA-1 S 5 days, 10 hours ago

CHP : Traffic Hazard on CA-37 Westbound west of Lakeville Hwy (Unincorporated). Right lane blocked. Expect delays.

CA-37 W 6 days, 10 hours ago

CHP : Test message on CA-121 Northbound at Meadowlark Ln (Unincorporated). All lanes closed. Expect delays.

CA-121 1 week ago

CHP : Disabled vehicle on US-101 Northbound exiting at Lakeville Hwy (Petaluma). Off Ramp blocked. Expect delays.

US-101 N 1 week, 1 day ago

CHP : Traffic Hazard on US-101 Southbound north of Petaluma Blvd S (Petaluma). Right and center lanes blocked. Expect delays.

US-101 S 1 week, 1 day ago

CHP : Traffic Collision with Injuries on CA-37 Eastbound west of CA-121 (Unincorporated). Left lane blocked. Expect delays.

CA-37 E 1 week, 1 day ago

CHP : Traffic Hazard on US-101 Southbound entering at Gravenstein Hwy (Cotati). On Ramp affected. Expect delays.

US-101 S 1 week, 1 day ago

CHP : Traffic Hazard on CA-37 Westbound west of Lakeville Hwy (Unincorporated). Right lane blocked. Expect delays.

CA-37 W 1 week, 1 day ago

CHP : Traffic Hazard on US-101 Southbound at Gravenstein Hwy (Cotati). Off Ramp affected. Expect delays.

US-101 S 1 week, 2 days ago

CHP : Traffic Hazard on CA-37 Eastbound at CA-121 (Unincorporated). Left lane affected. Expect delays.

CA-37 E 1 week, 3 days ago

CHP : Traffic Collision on CA-37 Westbound east of Lakeville Hwy (Unincorporated). Right shoulder affected. Expect delays.

CA-37 W 1 week, 3 days ago

CHP : Traffic Collision on CA-37 Eastbound east of CA-121 (Unincorporated). Lane blocked. Expect delays.

CA-37 E 1 week, 3 days ago

CHP : Traffic Collision with Injuries on CA-37 Eastbound east of CA-121 (Unincorporated). Right shoulder affected. Expect delays.

CA-37 E 1 week, 4 days ago

CHP : Disabled vehicle on US-101 Southbound exiting at Lakeville St (Petaluma). Off Ramp affected. Expect delays.

US-101 S 1 week, 5 days ago

CHP : Traffic Hazard on US-101 Northbound exiting at Lakeville Hwy (Petaluma). Off Ramp blocked. Expect delays.

US-101 N 1 week, 5 days ago

CHP : Traffic Collision on CA-1 Northbound north of Valley Ford Rd (Valley Ford). Right shoulder affected. Expect delays.

CA-1 N 1 week, 6 days ago

CHP : Traffic Hazard on CA-1 Northbound south of Valley Ford Rd (Valley Ford). Lane blocked. Expect delays.

CA-1 N 1 week, 6 days ago

CHP : Traffic Collision on US-101 Northbound south of Mendocino Ave (Santa Rosa). Left and center lanes blocked. Expect delays.

US-101 N 1 week, 6 days ago

CHP : Traffic Collision on CA-37 Westbound at CA-121 (Unincorporated). 3rd lane from the left blocked. Expect delays.

CA-37 W 1 week, 6 days ago

CHP : Traffic Hazard on CA-37 Westbound east of Lakeville Hwy (Unincorporated). Lane affected. Expect delays.

CA-37 W 2 weeks ago

CHP : Traffic Collision on US-101 Northbound entering at Wilfred Ave (Rohnert Park). On Ramp affected. Expect delays.

US-101 N 2 weeks ago

CHP : Traffic Hazard on US-101 Southbound at Petaluma Blvd S (Petaluma). Off Ramp affected. Expect delays.

US-101 S 2 weeks ago

CHP : Residual delays on CA-37 Eastbound west of CA-121 (Unincorporated). Right shoulder affected. Expect delays.

CA-37 E 2 weeks ago

CHP : Traffic Hazard on CA-37 Westbound east of CA-121 (Unincorporated). Left lane blocked. Expect delays.

CA-37 W 2 weeks, 1 day ago

CHP : Traffic Collision on US-101 Southbound exiting at Rohnert Park Expy W (Rohnert Park). Off Ramp affected. Expect delays.

US-101 S 2 weeks, 1 day ago

CHP : Traffic Collision on CA-37 Westbound at Lakeville Hwy (Unincorporated). Lane affected. Expect delays.

CA-37 W 2 weeks, 1 day ago

CHP : Traffic Hazard on US-101 Southbound exiting at Canyon Rd (Geyserville). Off Ramp affected. Expect delays.

US-101 S 2 weeks, 1 day ago

CHP : Traffic Collision on CA-37 Eastbound between Lakeville Hwy (Unincorporated) and CA-121 (Unincorporated). All lanes blocked. Avoid the area.

CA-37 E 2 weeks, 1 day ago

CHP : Traffic Hazard on CA-1 Southbound at Gravenstein Hwy (Valley Ford). Lane affected. Expect delays.

CA-1 S 2 weeks, 1 day ago

CHP : Disabled vehicle on US-101 Northbound south of Mark West Springs Rd (Unincorporated). Off Ramp affected. Expect delays.

US-101 N 2 weeks, 3 days ago

CHP : Traffic Collision with Injuries on CA-37 Westbound at Lakeville Hwy (Unincorporated). Right shoulder affected. Expect delays.

CA-37 W 2 weeks, 4 days ago

CHP : Traffic Hazard on US-101 Northbound south of College Ave (Santa Rosa). Center lanes blocked. Expect delays.

US-101 N 2 weeks, 5 days ago

CHP : Traffic Hazard on US-101 Southbound at Gravenstein Hwy (Cotati). Lanes affected. Expect delays.

US-101 S 2 weeks, 6 days ago

CHP : Traffic Hazard on US-101 Northbound at Shiloh Rd (Windsor). Lanes affected. Expect delays.

US-101 N 3 weeks ago

CHP : Traffic Collision with Injuries and Overturned vehicle on US-101 Southbound east of River Rd (Unincorporated). Lane blocked. Expect delays.

US-101 S 3 weeks ago

CHP : Disabled vehicle on CA-12 Eastbound exiting at Bennett Valley Rd (Santa Rosa). Off Ramp blocked. Expect delays.

CA-12 E 3 weeks, 2 days ago

CHP : Disabled vehicle on US-101 Northbound at Bicentennial Way (Santa Rosa). Off Ramp affected. Expect delays.

US-101 N 3 weeks, 5 days ago

CHP : Traffic Collision on CA-1 Northbound south of Mendocino County Line (Unincorporated). Lane blocked. Expect delays.

CA-1 N 3 weeks, 5 days ago

CHP : Severe traffic alert and Traffic Collision with Injuries and Overturned vehicle on US-101 Southbound north of Mendocino Ave (Santa Rosa). Left lane blocked. Expect delays.

US-101 S 3 weeks, 6 days ago

CHP : Traffic Hazard on US-101 Southbound north of Airport Blvd (Santa Rosa). Left and center lanes affected. Expect delays.

US-101 S 3 weeks, 6 days ago

CHP : Traffic Hazard on US-101 Northbound north of Mendocino Ave (Santa Rosa). Lanes affected. Expect delays.

US-101 N 3 weeks, 6 days ago

CHP : Traffic Hazard on US-101 Southbound north of S Cloverdale Blvd (Cloverdale). Center lanes affected. Expect delays.

US-101 S 3 weeks, 6 days ago

CHP : Traffic Collision on US-101 Northbound entering at Lakeville Hwy (Petaluma). Lanes affected. Expect delays.

US-101 N 4 weeks ago

CHP : Traffic Collision on US-101 Northbound south of Baker Ave (Santa Rosa). Left lanes blocked. Expect delays.

US-101 N 4 weeks ago