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Middle College
CSM Building 17 Location

San Mateo Middle College is located at the College of San Mateo, 1700 West Hillsdale Boulevard, San Mateo, CA 94402.

College of San Mateo, 15 miles south of San Francisco, is just off Highway 92, midway between Freeway 101 and Freeway 280.

The main number for CSM is (650) 574-6161. The Middle College number is (650) 574-6101.

The Middle College office is in Building 17, Room 154. Visit Map and Driving Directions for a CSM campus map.

The Middle College office is open from 8:30-1pm (Monday-Thursday) and 8:30-11am (Friday).