Accreditations & Affiliations

We have been awarded accreditation by the North Central Association Commission on Accreditation and School Improvement (NCA CASI), the Northwest Accreditation Commission (NWAC) and the Southern Association of Colleges and Schools Council on Accreditation and School Improvement (SACS CASI), the regional accrediting agencies that span the Cognia (formerly AdvancED) global network.

Columbia School offers NCAA-approved curriculum (school code 852262). The National Collegiate Athletic Association supports student athletes at more than 1,200 institutions across North America. The NCAA does not endorse or affiliate with our services. Parents and guardians of prospective student-athletes should ensure that programs follow NCAA bylaws. The NCAA website has the most current and accurate information about NCAA rules and regulations.

We are registered with The College Board (SAT, PSAT/NMSQT), whose mission is to connect students to college success and opportunity. Our school code is 102537.

Columbia School courses are approved to fulfill A-G subject requirements for admission to universities in the University of California system.

We are a global partner of NAFSA, the world's largest nonprofit association dedicated to international education and exchange.

The New England Association of Schools and Colleges (NEASC) is an independent, voluntary, nonprofit membership organization which partners with over 1500 public, independent, and international schools in the US and worldwide to assess, support, and promote high quality education for all students through accreditation, professional assistance, and pursuit of best practices. NEASC aspires to provide a process for meaningful, ongoing whole school improvement while honoring the unique culture and context of each institution we support.