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Driving Directions to CSUSM
From Interstate 5
- From Interstate 5, merge onto eastbound Highway 78
- Drive approximately 14 miles on eastbound Highway 78, then exit at Twin Oaks Valley Road
- Turn right to go south on Twin Oaks Valley Road
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After approximately .5 miles, turn left onto Craven Drive. You have now arrived at CSU San Marcos.
From Interstate 15
- From Interstate 15, merge onto westbound Highway 78
- Drive approximately 4.5 miles on westbound Highway 78, then exit at Twin Oaks Valley Road
- Turn left to go south on Twin Oaks Valley Road
- After approximately .5 miles, turn left onto Craven Drive. You have now arrived at CSU San Marcos.
Click here for CSUSM Campus Maps
California State University San Marcos
333 S. Twin Oaks Valley Road
San Marcos, CA 92096
CSUSM Extended Learning
Main Office
Foundation Classroom Building, Room 108
(760) 750-4020


