CA · County

Sonoma Car Accidents & Crashes

Sonoma County has recorded 2,455 traffic crashes since 2024, including 1 fatal incidents. In the last 24 hours, 11 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. 27, 2026.

Breakdown by type: 1,387 accident, 841 construction, 3 other.

2,231

Total Crashes

Filtered results

1

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 2,231 results

1387 accident 841 construction 3 other

CHP : Traffic Hazard on US-101 Southbound north of Petaluma Blvd S (Petaluma). Right lane affected. Expect delays.

Moderate Accident

US-101 S 6 minutes ago Live

Caltrans : Long-term construction on CA-128 Eastbound and Westbound east of Chalk Hill Rd (Unincorporated). One way traffic control is in effect. Expect delays. From 2:00 PM Sunday, August 30, 2026 to 7:00 PM Wednesday, June 30, 2027.

CA-128 E 6 minutes ago Live

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-1 Southbound south of Gravenstein Hwy (Valley Ford). Left lane closed. Expect delays. From 5:30 AM Monday, September 28, 2026 to 5:00 PM Monday, November 09, 2026.

CA-1 S 6 minutes ago Live

Caltrans : Long-term construction on CA-116 Eastbound and Westbound at Cazadero Hwy (Duncans Mills). Lane closed. One way traffic control in effect. From 8:00 AM Wednesday, February 18, 2026 to 7:00 PM Friday, April 30, 2027.

CA-116 6 minutes ago Live

CHP : Traffic Hazard on US-101 Southbound exiting at Steele Ln (Santa Rosa). Lane affected. Expect delays.

Moderate Accident

US-101 S 21 minutes ago

CHP : Traffic Hazard on CA-116 Westbound east of Llano Rd (Unincorporated). Lanes affected. Expect delays.

Moderate Accident

CA-116 6 hours, 6 minutes ago

Caltrans : Roadwork on CA-12 Westbound at Irwin Ln (Unincorporated). Lane closed. One way traffic control in effect. From 9:00 PM Monday, October 26, 2026 to 6:00 AM Tuesday, October 27, 2026.

CA-12 W 6 hours, 51 minutes ago

Caltrans : Roadwork on CA-12 Westbound at Warm Springs Rd (Kenwood). Lane closed. One way traffic control in effect. From 12:00 AM Tuesday, October 27, 2026 to 6:00 AM Tuesday, October 27, 2026.

CA-12 W 6 hours, 51 minutes ago

Caltrans : Roadwork on CA-116 Eastbound at Llano Rd (Unincorporated). Lane closed. One way traffic control in effect. From 9:00 PM Monday, October 26, 2026 to 6:00 AM Tuesday, October 27, 2026.

CA-116 6 hours, 51 minutes ago

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

Moderate Accident

US-101 N 13 hours, 51 minutes ago

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

US-101 S 17 hours, 36 minutes ago

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

Moderate Accident

US-101 N 20 hours, 36 minutes ago

CHP : Traffic Collision on CA-12 Eastbound west of Pythian Rd (Santa Rosa). Lane affected. Expect delays.

CA-12 E 21 hours, 36 minutes ago

CHP : Traffic Hazard on US-101 Southbound north of Petaluma Blvd N (Petaluma). Left lane blocked. Expect delays.

Moderate Accident

US-101 S 22 hours, 36 minutes ago

CHP : Traffic Collision with Injuries on CA-116 Eastbound at Green Valley Rd (Unincorporated). Lane affected. Expect delays.

CA-116 1 day ago

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

CA-37 W 1 day, 4 hours ago

Caltrans : Roadwork on CA-37 Eastbound and Westbound between CA-121 (Unincorporated) and Walnut Avenue (Vallejo). All lanes closed. Avoid the area. From 10:00 PM Friday, October 23, 2026 to 5:00 AM Monday, October 26, 2026.

CA-37 E 1 day, 8 hours ago

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

Moderate Accident

US-101 N 1 day, 14 hours ago

CHP : Traffic Collision with Injuries on CA-12 Eastbound west of Llano Rd (Unincorporated). Right shoulder affected. Expect delays.

CA-12 E 1 day, 19 hours ago

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

Moderate Accident

US-101 S 1 day, 19 hours ago

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

US-101 N 1 day, 22 hours ago

CHP : Traffic Collision on CA-12 Eastbound exiting at Farmers Ln (Santa Rosa). 2nd lane from the left blocked. Expect delays.

CA-12 E 2 days, 2 hours ago

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

Moderate Accident

US-101 N 2 days, 10 hours ago

CHP : Traffic Collision on US-101 Southbound at Wilfred Ave (Rohnert Park). Lane affected. Expect delays.

Moderate Accident

US-101 S 2 days, 12 hours ago

CHP : Fire on US-101 Northbound at College Ave (Santa Rosa). Right shoulder affected. Expect delays.

Moderate Accident

US-101 N 2 days, 13 hours ago

CHP : Traffic Collision with Injuries on Gravenstein Hwy Eastbound at River Rd (Guerneville). Lane affected. Expect delays.

Gravenstein Hwy 2 days, 14 hours ago

CHP : Fire on CA-12 Westbound east of Stony Point Rd (Santa Rosa). Lane affected. Expect delays.

CA-12 W 2 days, 14 hours ago

CHP : Disabled vehicle on CA-116 Eastbound at Bloomfield Rd (Sebastopol). Lane affected. Expect delays.

CA-116 2 days, 21 hours ago

CHP : Traffic Collision on US-101 Northbound west of Mendocino Ave (Santa Rosa). Lane affected. Expect delays.

Moderate Accident

US-101 N 2 days, 22 hours ago

CHP : Disabled vehicle on CA-116 Eastbound at Bloomfield Rd (Sebastopol). Lane affected. Expect delays.

CA-116 3 days ago

CHP : Traffic Collision with Injuries on US-101 Southbound north of Rohnert Park Expy W (Rohnert Park). Lane affected. Expect delays.

Moderate Accident

US-101 S 3 days, 1 hour ago

CHP : Disabled vehicle on US-101 Northbound south of N Cloverdale Blvd (Cloverdale). Left lane affected. Expect delays.

Moderate Accident

US-101 N 3 days, 8 hours ago

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

Moderate Accident

US-101 N 3 days, 11 hours ago

Caltrans : Roadwork on US-101 Southbound between Lakeville St (Petaluma) and Petaluma Blvd S (Petaluma). Various lanes closed until 5 AM. From 9:00 PM Friday, October 23, 2026 to 5:00 AM Saturday, October 24, 2026.

US-101 S 3 days, 11 hours ago

Caltrans : Roadwork on US-101 Southbound exiting at Petaluma Blvd S (Petaluma). Off Ramp closed until 5 AM. From 9:00 PM Friday, October 23, 2026 to 5:00 AM Saturday, October 24, 2026.

US-101 S 3 days, 11 hours ago

CHP : Traffic Hazard on US-101 Northbound north of Gravenstein Way (Cotati). Right lane blocked. Expect delays.

Moderate Accident

US-101 N 3 days, 17 hours ago

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

Moderate Accident

US-101 N 3 days, 17 hours ago

CHP : Traffic Collision on US-101 Southbound north of Healdsburg Ave (Healdsburg). Lane affected. Expect delays.

Moderate Accident

US-101 S 3 days, 19 hours ago

CHP : Traffic Collision on US-101 Southbound north of Old Redwood Hwy (Healdsburg). Lane affected. Expect delays.

Moderate Accident

US-101 S 3 days, 21 hours ago

Caltrans : Roadwork on CA-116 Eastbound between Casa Grande Rd (Petaluma) and Frates Rd (Petaluma). Lane closed until 3 PM. From 9:00 AM Friday, October 23, 2026 to 3:00 PM Friday, October 23, 2026.

CA-116 3 days, 21 hours 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 3 days, 22 hours ago

CHP : Residual delays on CA-12 Eastbound west of Warm Springs Rd (Kenwood). Right shoulder affected. Expect delays.

CA-12 E 3 days, 23 hours ago

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

Moderate Accident

US-101 N 3 days, 23 hours ago

CHP : Traffic Hazard on US-101 Northbound south of College Ave (Santa Rosa). 2nd lane from the left blocked. Expect delays.

Moderate Accident

US-101 N 4 days ago

CHP : Vehicle fire on US-101 Southbound north of Petaluma Blvd N (Petaluma). Right shoulder affected. Expect delays.

Moderate Accident

US-101 S 4 days, 1 hour ago

Caltrans : Roadwork on CA-116 Eastbound at Martinelli Rd (Unincorporated). Lane closed. One way traffic control in effect. From 9:00 AM Friday, October 23, 2026 to 3:00 PM Friday, October 23, 2026.

CA-116 4 days, 1 hour ago

CHP : Traffic Hazard on US-101 Southbound north of W Sierra Ave (Cotati). Left lane blocked. Expect delays.

Moderate Accident

US-101 S 4 days, 1 hour ago

CHP : Traffic Hazard on US-101 Northbound south of Old Redwood Hwy (petaluma) (Petaluma). Right lane blocked. Expect delays.

Moderate Accident

US-101 N 4 days, 4 hours ago

CHP : Traffic Collision on US-101 Southbound north of Theresa Dr (Cloverdale). Left lane blocked. Expect delays.

Moderate Accident

US-101 S 4 days, 5 hours ago