The City School is fully accredited by the Middle States Association of Colleges and Schools, the StreetSchool Network and the Association of Christian Schools International.
The City School has also been recognized by Schools That Can, a national organization of high-performing schools, as a leader in urban education.
Association of Christian Schools International (ACSI)
Evangelical Council for Financial Accountability (ECFA)
Mid-Atlantic Christian School Association (MACSA)
Philadelphia Area Christian Schools (PACS)
Schools That Can (STC)