Saint-Cyr-sur-Loire (, literally Saint-Cyr on Loire) is a commune in the department of Indre-et-Loire in central France.
It is located northwest of Tours on the other side of the Loire. It is the third largest city in the Indre-et-Loire department, behind Tours and Joué-lès-Tours.
The commune has:
Two senior high schools/sixth-form colleges in Tours, Lycée Choiseul and Lycée Jacques de Vaucanson, serve students in this commune.
The Lycée Konan de Touraine-France, a private Japanese international school, operated in the commune from 1991 to 2013.
The ÃÂcole Japonaise Compleméntaire en Touraine (ãÂÂã¥㋼ãÂÂè£Âç¿ÂæÂÂæ¥Âæ ¡ Tà «rÃÂnu Hoshà « Jugyà  Kà Â), a part-time Japanese supplementary school, is held in the ÃÂcole Republique in Saint-Cyr-sur-Loire.
Saint-Cyr-sur-Loire is twinned with: