CA · County

Sonoma Car Accidents & Crashes

Sonoma County has recorded 2,468 traffic crashes since 2024, including 1 fatal incidents. In the last 24 hours, 12 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 Oct. 28, 2026.

Breakdown by type: 12 accident.

12

Total Crashes

Filtered results

0

Fatalities

Fatal injury reports

2

Today

Reported since midnight

Today's Accidents Today's Fatalities

showing most recent 12 incidents with location data · click a marker to view details

Crash Records

Sonoma Incidents 12 results

12 accident

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

US-101 S 9 hours, 24 minutes ago

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

CA-37 W 9 hours, 24 minutes ago

CHP : Flooding on CA-37 Eastbound at CA-121 (Unincorporated). Lanes affected. Expect delays.

CA-37 E 1 day, 2 hours ago

CHP : Traffic Hazard on US-101 Southbound at CA-12 W (Santa Rosa). Off Ramp affected. Expect delays.

US-101 S 1 day, 21 hours ago

CHP : Residual delays on CA-37 Westbound north of Lakeville Hwy (Unincorporated). Right shoulder affected. Expect delays.

CA-37 W 2 days, 7 hours ago

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

US-101 N 3 days, 1 hour ago

CHP : Traffic Hazard on US-101 Northbound south of Mark West Springs Rd (Unincorporated). Left and center lanes affected. Expect delays.

US-101 N 5 days, 2 hours ago

CHP : Disabled vehicle on CA-37 Eastbound at CA-121 (Unincorporated). Lane blocked. Expect delays.

CA-37 E 5 days, 9 hours ago

CHP : Traffic Hazard on US-101 Southbound north of Rohnert Park Expy W (Rohnert Park). Lanes blocked. Expect delays.

US-101 S 5 days, 21 hours ago

CHP : Traffic Hazard on US-101 Southbound south of Shiloh Rd (Windsor). Lanes affected. Expect delays.

US-101 S 6 days, 2 hours ago

CHP : Traffic Collision with Injuries on US-101 Southbound north of Mendocino Ave (Santa Rosa). Left and center lanes blocked. Expect delays.

US-101 S 6 days, 7 hours ago

CHP : Disabled vehicle on CA-12 Westbound ramp to US-101 N (Santa Rosa). Connector ramp blocked. Expect delays.

CA-12 W 6 days, 22 hours ago