Children's musical school in the Kostomuksha was open 20.12.1977. At school work 31 the teacher.
354 pupils are trained on 12 specialities: a piano, violin, violoncello, accordion, bayan, domra, balalaika, flute, clarinet, saxophone, tube, choreography


The learning schools annually take part in republican and international competitions and festivals, where win a rank of the winners. The teachers of school conduct active educational activity in city. In different time the directors of school were: K.Rautio, I.Sergeeva, V.Vizerova.
With 1988 school supervises E.Uvarova.
March 15 by 2000 decision of the chapter of local self-management to school given a name Karelian composer G.Vavilov.