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10 Gerstein Street

Human Resources

John Griffiths

John Griffiths 
Assistant Superintendent
(Phone: 914-271-4713 x4203)

Maura Costello
Administrative Assistant

(Phone: 914-271-4713 x4267)


The Croton-Harmon School District embraces diversity in our workplace and in our schools. We are committed to building a team that represents a variety of backgrounds, perspectives, and skills. The more inclusive we are, the better we will be.  All available employment opportunities within our district can be found on our Online Application System.