CA · County

San Marcos Car Accidents & Crashes

San Marcos County has recorded 1,707 traffic crashes since 2024, including 11 fatal incidents. In the last 24 hours, 0 new crashes were reported. Crash volume is highest on SR-78 E/B and SR-78 W/B.

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 Sept. 22, 2026.

Breakdown by type: 35 accident.

35

Total Crashes

Filtered results

0

Fatalities

Fatal injury reports

0

Today

Reported since midnight

Today's Accidents Today's Fatalities

showing most recent 22 incidents with location data · click a marker to view details

Crash Records

San Marcos Incidents 35 results

35 accident

Traffic collision, rear-end on SR-78 E/B

SR-78 E/B 1 month, 1 week ago

Traffic collision, rear-end on SR-78 E/B

SR-78 E/B 1 month, 1 week ago

Traffic collision on SR-78 W/B

SR-78 W/B 1 month, 2 weeks ago

Traffic collision on SR-78 EB

SR-78 EB 1 month, 3 weeks ago

Traffic collision, rear-end on SR-78 EASTBOUND FROM SAN MARCOS BLVD.

SR-78 EASTBOUND FROM SAN MARCOS BLVD. 1 month, 3 weeks ago

Traffic collision, rear-end on SR-78 EASTBOUND

SR-78 EASTBOUND 1 month, 3 weeks ago

Traffic collision, rear-end on SR-78 W/B

SR-78 W/B 1 month, 3 weeks ago

Traffic collision, rear-end on SR-78 WB

SR-78 WB 1 month, 3 weeks ago

Traffic collision, rear-end on SR-78 E/B

SR-78 E/B 1 month, 4 weeks ago

Traffic collision on SR-78 W/B

SR-78 W/B 1 month, 4 weeks ago

Traffic collision, broadside — hit and run on SAN PABLO DR

SAN PABLO DR 2 months ago

Traffic collision, rear-end on SR-78 W/B

SR-78 W/B 2 months ago

Traffic collision, rear-end on SR-78 E/B

SR-78 E/B 2 months ago

Traffic collision, rear-end — hit and run on SR-78 E/B TO LAS POSAS RD

SR-78 E/B TO LAS POSAS RD 2 months ago

Traffic collision, rear-end on SR-78 W/B

SR-78 W/B 2 months ago

Traffic collision, rear-end on SR-78 EB

SR-78 EB 2 months ago

Traffic collision on RICHMAR AV

RICHMAR AV 2 months, 1 week ago

Traffic collision, rear-end on SR-78 E/B

SR-78 E/B 2 months, 1 week ago

Traffic collision on SR-78 EB

SR-78 EB 2 months, 1 week ago

Traffic collision — hit and run on SR-78 W/B

SR-78 W/B 2 months, 1 week ago

Traffic collision on W MISSION RD

W MISSION RD 2 months, 2 weeks ago

Traffic collision, head-on — hit and run on QUESTHAVEN RD

QUESTHAVEN RD 2 months, 2 weeks ago

Traffic collision, head-on on RANCHO SANTA FE RD

RANCHO SANTA FE RD 2 months, 2 weeks ago

Traffic collision, head-on on RICHMAR AV

RICHMAR AV 2 months, 2 weeks ago

Traffic collision, rear-end on SAN MARCOS BL

SAN MARCOS BL 2 months, 2 weeks ago

Traffic collision, rear-end on SAN MARCOS BL

SAN MARCOS BL 2 months, 2 weeks ago

Traffic collision, rear-end on MISSION RD

MISSION RD 2 months, 2 weeks ago

Traffic collision on E BARHAM DR

E BARHAM DR 2 months, 2 weeks ago

Traffic collision — hit and run on WOODWARD ST

WOODWARD ST 2 months, 2 weeks ago

Traffic collision, head-on on W MISSION RD

W MISSION RD 2 months, 3 weeks ago

Traffic collision, broadside on MONTIEL RD

MONTIEL RD 2 months, 3 weeks ago

Traffic collision on SR-78 W/B

SR-78 W/B 2 months, 3 weeks ago

Traffic collision on S TWIN OAKS VALLEY RD

S TWIN OAKS VALLEY RD 2 months, 3 weeks ago

Traffic collision, rear-end on SR-78 EASTBOUND

SR-78 EASTBOUND 2 months, 3 weeks ago

Traffic collision, rear-end on SR-78 E/B

SR-78 E/B 2 months, 3 weeks ago