The Health Board said two kindergarten teachers have been diagnosed with coronavirus at Asunduse kindergarten in Sikupilli, news portal Delfi reported on Sunday.
Eike Kingsepp, a spokesperson for the Health Board, told Delfi: "The infection has been confirmed in two educators, a third is being tested."
From Monday, three groups of pupils will stay at home. Kingsepp did not specify how many children and employees there are at the kindergarten.
It is also not yet clear how many people came into contact with the infected teachers.
"Contacts are currently being mapped," Kingsepp confirmed.
Editor: Helen Wright