The International School of Prague (ISP) is an independent, English-speaking, not-for-profit, international school in Prague, Czech Republic. Established in 1948, ISP is both the oldest and largest international school in the Czech Republic, with over 800 students representing more than 60 nationalities. ISP is accredited by the Council of International Schools (CIS) and the New England Association of Schools and Colleges (NEASC).