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About Us

The Green Island Union Free School District — better known as Heatly School — is a public school in Green Island, NY which serves approximately 280 students in grades PreK-12.

Mission Statement

Heatly will continue to rise by optimizing the engagement of all school community members to help students meet their maximum potential.


  • Academic: All programs will be research based, inclusive, culturally responsive, challenging and relevant.  
  • Community School: Strengthen partnerships to ensure all members have access to school and community resources.  
  • Human & Fiscal Resources: In an effort to sustain and maintain Heatly’s identity, the district will develop programs and services that are effective and efficient with human and fiscal resources.  


Heatly will continue to rise by utilizing data to inform practices to increase academic, behavioral and social engagement.

District Administration

Dan Kalbfliesh

Christopher Karwiel
Business Manager

Bruce Potter
Interim Director of Innovation

Communications Office