The Lycée de Gassin is a secondary school located near the health center, created in 1982, and completely renovated in 2011.

This establishment covers 15,000 m²; it was carried out on the plans of architect Daniel Fanzutti.
In 2018, there were fifteen general second classes, fifteen first class and fifteen final classes.

The STMG technological sector is also offered in 1st and Final, as well as Professional Baccalaureates: Reception, Sales, Management, Administration and Commerce.

As part of GRETA, further study in BTS Tourism since 2018 is possible, as well as a baccalaureate in hospitality professions (formerly ARCU).

Public high school of general education, a preparation for the competitions of the institutes of political studies is proposed as well as the Latin, Greek, music and theater options, with European sections English, Italian, German and the Italian LV3.

The high school has an aeronautical section which allows in particular the obtaining of the aeronautical initiation certificate in partnership with the aeroclub of La Môle airport.

In 2019, an agreement between the Minister of National Education and Youth, the Minister of Sports, the director of the National School Sports Union (UNSS), the president of the Sports Union for Primary Education (USEP) and the president of the French Petanque and Provencal Game Federation (FFPJP) allows the creation of the first pétanque sports school in schools. It is open to all young people from the twelve municipalities of the Gulf of Saint-Tropez since elementary school. It works with the support of the Tropezian Ball and sets as a double objective the learning of this sport but also the arrival at the highest level of the best students.

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