CA · County

Sonoma Car Accidents & Crashes

Sonoma County has recorded 863 traffic crashes since 2024, with no fatalities on record. In the last 24 hours, 9 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 May 21, 2026.

Breakdown by type: 549 accident, 314 construction.

863

Total Crashes

All time records

0

Fatalities

Fatal injury reports

8

Today

Reported since midnight

Today's Accidents Today's Fatalities

showing most recent 500 incidents with location data · click a marker to view details

Crash Records

Sonoma Incidents

549 accident 314 construction

Caltrans : Long-term construction on CA-116 Eastbound and Westbound east of Bohemian Hwy (Monte Rio). Lane closed. One way traffic control in effect. From 9:00 PM Tuesday, September 23, 2025 to 9:00 AM Monday, November 30, 2026.

CA-116 6 minutes ago Live

Caltrans : Long-term construction on CA-116 Eastbound and Westbound east of Bohemian Hwy (Monte Rio). Lane blocked. One way traffic control in effect. From 8:30 AM Saturday, March 07, 2026 to 9:00 AM Monday, November 30, 2026.

CA-116 6 minutes ago Live

Caltrans : Roadwork on CA-1 Northbound and Southbound at Valley Ford Rd (Valley Ford). Lane closed. One way traffic control in effect. From 8:00 AM Thursday, May 21, 2026 to 6:00 PM Thursday, May 21, 2026.

CA-1 N 6 minutes ago Live

CHP : Traffic Hazard on US-101 Southbound south of Lakeville St (Petaluma). Left lane affected. Expect delays.

Moderate Accident

US-101 S 2 hours, 51 minutes ago

CHP : Fire on CA-12 Eastbound east of Madrone Rd (Glen Ellen). Lane affected. Expect delays.

CA-12 E 3 hours, 6 minutes ago

CHP : Traffic Hazard on US-101 Northbound north of E Todd Rd (Santa Rosa). Lane affected. Expect delays.

Moderate Accident

US-101 N 4 hours, 51 minutes ago

Caltrans : Roadwork on US-101 Northbound between 3RD ST (santa Rosa) (Santa Rosa) and Bicentennial Way (Santa Rosa). Right lane and shoulder closed until 5 AM. From 9:00 PM Wednesday, May 20, 2026 to 5:00 AM Thursday, May 21, 2026.

US-101 N 6 hours, 6 minutes ago

Caltrans : Roadwork on US-101 Southbound between College Ave (Santa Rosa) and CA-12 W (Santa Rosa). Right lane and shoulder closed until 5 AM. From 9:00 PM Wednesday, May 20, 2026 to 5:00 AM Thursday, May 21, 2026.

US-101 S 6 hours, 6 minutes ago

Caltrans : Roadwork on US-101 Southbound between Petaluma Blvd N (Petaluma) and E Washington St (Petaluma). Right lane and shoulder closed until 5 AM. From 9:00 PM Wednesday, May 20, 2026 to 5:00 AM Thursday, May 21, 2026.

US-101 S 6 hours, 6 minutes ago

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

Moderate Accident

US-101 S 16 hours, 51 minutes ago

Caltrans : Roadwork on CA-1 Northbound at Stewarts Point Skaggs Springs Rd (Unincorporated). Lane closed. One way traffic control in effect. From 8:00 AM Wednesday, May 20, 2026 to 6:00 PM Wednesday, May 20, 2026.

CA-1 N 17 hours, 6 minutes ago

Caltrans : Roadwork on CA-1 Northbound and Southbound at Valley Ford Rd (Valley Ford). Lane closed. One way traffic control in effect. From 8:00 AM Wednesday, May 20, 2026 to 6:00 PM Wednesday, May 20, 2026.

CA-1 N 17 hours, 6 minutes ago

CHP : Traffic Collision on US-101 Northbound south of W Railroad Ave (Cotati). Center lanes blocked. Expect delays.

US-101 N 19 hours, 6 minutes ago

CHP : Residual delays on US-101 Southbound at W Railroad Ave (Cotati). All lanes open. Expect delays.

US-101 S 1 day, 3 hours ago

CHP : Fire on US-101 Northbound south of E Todd Rd (Santa Rosa). Left shoulder affected. Expect delays.

Moderate Accident

US-101 N 1 day, 3 hours ago

Caltrans : Roadwork on US-101 Southbound entering at Lakeville St (Petaluma). On Ramp closed until 5 AM. From 9:00 PM Tuesday, May 19, 2026 to 5:00 AM Wednesday, May 20, 2026.

US-101 S 1 day, 6 hours ago

Caltrans : Roadwork on US-101 Northbound between 3RD ST (santa Rosa) (Santa Rosa) and Bicentennial Way (Santa Rosa). Right lane and shoulder closed until 5 AM. From 9:00 PM Tuesday, May 19, 2026 to 5:00 AM Wednesday, May 20, 2026.

US-101 N 1 day, 6 hours ago

Caltrans : Roadwork on US-101 Southbound between College Ave (Santa Rosa) and CA-12 W (Santa Rosa). Right lane and shoulder closed until 5 AM. From 9:00 PM Tuesday, May 19, 2026 to 5:00 AM Wednesday, May 20, 2026.

US-101 S 1 day, 6 hours ago

Caltrans : Roadwork on US-101 Southbound between Petaluma Blvd N (Petaluma) and E Washington St (Petaluma). Right lane and shoulder closed until 5 AM. From 9:00 PM Tuesday, May 19, 2026 to 5:00 AM Wednesday, May 20, 2026.

US-101 S 1 day, 6 hours ago

Caltrans : Roadwork on US-101 Southbound between Lakeville St (Petaluma) and San Antonio Rd (Unincorporated). Right lane and shoulder closed until 5 AM. From 9:00 PM Tuesday, May 19, 2026 to 5:00 AM Wednesday, May 20, 2026.

US-101 S 1 day, 6 hours ago

Caltrans : Roadwork on US-101 Southbound entering at Petaluma Blvd N (Petaluma). On Ramp closed until 5 AM. From 9:00 PM Tuesday, May 19, 2026 to 5:00 AM Wednesday, May 20, 2026.

US-101 S 1 day, 6 hours ago

Caltrans : Roadwork on US-101 Southbound exiting at Petaluma Blvd S (Petaluma). Off Ramp closed until 5 AM. From 9:00 PM Tuesday, May 19, 2026 to 5:00 AM Wednesday, May 20, 2026.

US-101 S 1 day, 6 hours ago

Caltrans : Roadwork on US-101 Southbound entering at Petaluma Blvd S (Petaluma). On Ramp closed until 5 AM. From 9:00 PM Tuesday, May 19, 2026 to 5:00 AM Wednesday, May 20, 2026.

US-101 S 1 day, 6 hours ago

Caltrans : Roadwork on US-101 Southbound exiting at Lakeville St (Petaluma). Off Ramp closed until 5 AM. From 9:00 PM Tuesday, May 19, 2026 to 5:00 AM Wednesday, May 20, 2026.

US-101 S 1 day, 6 hours ago

CHP : Disabled tractor trailer on CA-116 Eastbound at Frates Rd (Petaluma). Lane affected. Expect delays.

CA-116 1 day, 19 hours ago

Caltrans : Roadwork on CA-116 Eastbound at Martinelli Rd (Unincorporated). Lane closed. One way traffic control in effect. From 9:00 AM Tuesday, May 19, 2026 to 3:00 PM Tuesday, May 19, 2026.

CA-116 1 day, 20 hours ago

CHP : Traffic Hazard on CA-12 Eastbound west of Bennett Valley Rd (Santa Rosa). Right lane blocked. Expect delays.

CA-12 E 2 days, 1 hour ago

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

CA-37 E 2 days, 1 hour ago

CHP : Residual delays on US-101 Southbound south of River Rd (Unincorporated). Right shoulder affected. Expect delays.

Moderate Accident

US-101 S 2 days, 5 hours ago

Caltrans : Roadwork on US-101 Southbound between Lakeville St (Petaluma) and San Antonio Rd (Unincorporated). Right lane and shoulder closed until 5 AM. From 9:00 PM Monday, May 18, 2026 to 5:00 AM Tuesday, May 19, 2026.

US-101 S 2 days, 6 hours ago

Caltrans : Roadwork on US-101 Southbound between Gravenstein Hwy (Cotati) and W Railroad Ave (Cotati). Right lane and shoulder closed until 5 AM. From 9:00 PM Monday, May 18, 2026 to 5:00 AM Tuesday, May 19, 2026.

US-101 S 2 days, 6 hours ago

Caltrans : Roadwork on US-101 Southbound between College Ave (Santa Rosa) and CA-12 W (Santa Rosa). Right lane and shoulder closed until 5 AM. From 9:00 PM Monday, May 18, 2026 to 5:00 AM Tuesday, May 19, 2026.

US-101 S 2 days, 6 hours ago

Caltrans : Roadwork on US-101 Southbound entering at Lakeville St (Petaluma). On Ramp closed until 5 AM. From 9:00 PM Monday, May 18, 2026 to 5:00 AM Tuesday, May 19, 2026.

US-101 S 2 days, 6 hours ago

CHP : Traffic Hazard on US-101 Southbound north of Gravenstein Hwy (Cotati). 3rd lane from the left blocked. Expect delays.

Moderate Accident

US-101 S 2 days, 16 hours ago

Caltrans : Roadwork on CA-1 Northbound and Southbound at Valley Ford Rd (Valley Ford). Lane closed. One way traffic control in effect. From 8:00 AM Monday, May 18, 2026 to 6:00 PM Monday, May 18, 2026.

CA-1 N 2 days, 17 hours ago

CHP : Traffic Hazard on CA-12 Eastbound at Pythian Rd (Santa Rosa). Lane blocked. Expect delays.

CA-12 E 3 days, 4 hours ago

CHP : Traffic Hazard on US-101 Southbound north of Theresa Dr (Cloverdale). Lane affected. Expect delays.

Moderate Accident

US-101 S 3 days, 14 hours ago

CHP : Traffic Hazard on US-101 Southbound north of Theresa Dr (Cloverdale). Lane affected. Expect delays.

Moderate Accident

US-101 S 3 days, 17 hours ago

CHP : Brush fire on US-101 Northbound north of Fulton Rd (Windsor). Off Ramp affected. Expect delays.

US-101 N 3 days, 17 hours ago

CHP : Traffic Hazard on CA-12 Westbound ramp to US-101 S (Santa Rosa). Connector ramp affected. Expect delays.

CA-12 W 3 days, 18 hours ago

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

US-101 N 3 days, 19 hours ago

CHP : Traffic Hazard on CA-12 Westbound at Dutton Ave (Santa Rosa). Lanes affected. Expect delays.

CA-12 W 3 days, 19 hours ago

CHP : Traffic Hazard on CA-12 Westbound ramp to US-101 S (Santa Rosa). Lanes blocked. Expect delays.

CA-12 W 3 days, 20 hours ago

CHP : Traffic Collision on CA-12 Westbound at Fulton Rd (Santa Rosa). Lane blocked. Expect delays.

CA-12 W 4 days, 3 hours ago

CHP : Traffic Collision on US-101 Southbound at E Washington St (Petaluma). Lane affected. Expect delays.

Moderate Accident

US-101 S 4 days, 10 hours ago

CHP : Traffic Collision on US-101 Northbound north of Old Redwood Hwy (petaluma) (Petaluma). Right shoulder affected. Expect delays.

Moderate Accident

US-101 N 4 days, 14 hours ago

CHP : Traffic Hazard on US-101 Northbound south of Lakeville Hwy (Petaluma). Lanes affected. Expect delays.

US-101 N 4 days, 16 hours ago

CHP : Traffic Collision on US-101 Southbound at Petaluma Blvd N (Petaluma). Lane affected. Expect delays.

Moderate Accident

US-101 S 4 days, 16 hours ago

CHP : Residual delays on US-101 Northbound north of E Todd Rd (Santa Rosa). All lanes open. Expect delays.

US-101 N 4 days, 17 hours ago

CHP : Residual delays on CA-1 Northbound and Southbound south of Stewarts Point Skaggs Springs Rd (Unincorporated). All lanes open. Expect delays.

CA-1 S 4 days, 17 hours ago