Contact Information
Email
[FIRST LETTER of first name + LAST NAME]@csus.org
Example: ksortino[at]csus.org
Phone
Main office: (650) 342-4175
Main fax: (650) 342-7623
Middle School
10 Davis Drive
Belmont, CA 94002
(650) 645-1000
Upper School
400 Uplands Drive
Hillsborough, CA 94010
(650) 342-4175
Main Mailing Address and
Administrative Offices
400 Uplands Drive
Hillsborough, CA 94010