The Sainte-Louise school, in the 20th arrondissement of Paris, lists 21 cases of Covid-19 including two teachers, according to BFM TV.
Massive screening will take place in the coming days.
Pupils in the small kindergarten section will now have to take their courses remotely until January 28.
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The situation will lead the school to close all its classes, from the small section to the kindergarten, until at least January 28. The health protocol has been strengthened within the establishment since Monday, January 18. The other middle school and high school students, who take lessons in another building, still benefit from face-to-face education. Massive screening should be organized on Friday in the school complex, more than 1,200 people can be tested.