CA-9 · Last 48 Hours

CA-9 Accident Today

9 accidents on CA-9 in the last 24 hours · 14 in 48 hours · updated July 31, 2026 9:58 AM PDT

9

Last 24h

14

Last 48h

1

High Severity

30

This Week

7

Accident

7

Construction

7-Day Trend

30 crashes

↑ More than last week

30 crashes in the last 7 days, up 36% vs the previous week.

Last hour

3 incidents

28m ago 9:30 AM

CHP : Traffic Hazard on CA-92 Westbound east of San Mateo Bridge - High Rise (Foster City). Right lane blocked. Expect delays.

28m ago 9:30 AM

CHP : Residual delays on CA-92 Westbound ramp to I-880 N (Hayward). Connector ramp affected. Expect delays.

58m ago 9:00 AM

CHP : Traffic Hazard on CA-92 Eastbound west of Foster City Blvd (Foster City). Lane affected. Expect delays.

Last 6 hours

2 incidents

CHP : Traffic Hazard on CA-92 Westbound east of US-101 S (San Mateo). Left lane blocked. Expect delays.

Caltrans : Bridge work on CA-92 Eastbound at San Mateo Bridge - Eastbound Causeway (Foster City). Right lane and shoulder closed. Expect delays. From 4:00 AM Friday, July 31, 2026 to 12:00 PM Friday, July 31, 2026.

6–12 hours ago

1 incident

10h ago 11:15 PM

CHP : Traffic Collision on CA-92 Westbound west of Industrial Blvd (Hayward). Lane affected. Expect delays.

12–24 hours ago

3 incidents

13h ago 8:15 PM

Caltrans : Roadwork on CA-9 Northbound north of Bear Creek Rd (Unincorporated). All lanes closed. Avoid the area. From 8:15 PM Thursday, July 30, 2026 to 6:00 AM Friday, July 31, 2026.

19h ago 2:30 PM

Caltrans : Roadwork on CA-9 Northbound and Southbound at CA-236 (Unincorporated). Lane closed. One way traffic control in effect. From 9:00 AM Thursday, July 30, 2026 to 4:00 PM Thursday, July 30, 2026.

22h ago 11:00 AM

Caltrans : Roadwork on CA-9 Northbound and Southbound at Skyline Blvd (Unincorporated). Lane closed. One way traffic control in effect. From 9:00 AM Thursday, July 30, 2026 to 2:30 PM Thursday, July 30, 2026.

24–48 hours ago

5 incidents

CHP : Traffic Hazard on CA-92 Westbound east of San Mateo Bridge - High Rise (Foster City). Lane blocked. Expect delays.

CHP : Traffic Hazard on CA-92 Westbound east of Industrial Blvd (Hayward). Right shoulder affected. Expect delays.

1d ago 12:45 AM

Caltrans : Roadwork on CA-9 Eastbound at CA-17 N (Los Gatos). Right lane and shoulder closed until 4 AM. From 9:00 PM Wednesday, July 29, 2026 to 4:00 AM Thursday, July 30, 2026.

Caltrans : Roadwork on CA-9 Northbound at Graham Hill Rd (Unincorporated). Lane closed until 4 PM. From 8:00 AM Wednesday, July 29, 2026 to 4:00 PM Wednesday, July 29, 2026.

1d ago 10:15 AM

Caltrans : Roadwork on CA-9 Northbound and Southbound at CA-236 (Unincorporated). Lane closed. One way traffic control in effect. From 9:00 AM Wednesday, July 29, 2026 to 4:00 PM Wednesday, July 29, 2026.

Frequently Asked Questions

Are accidents on CA-9 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 CA-9 in the last 7 days?

30 crashes were reported on CA-9 in the last 7 days.

What type of accident is most common on CA-9?

Accident are the most frequently reported incident type on CA-9 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.