The district is based in Oswego County, New York, and includes all of the towns of Hastings, West Monroe, and Constantia, plus parts of the towns of Palermo, Mexico, and Parish.

Portions of the Onondaga County, New York towns of Cicero and Clay and the Oneida County, New York town of Vienna are also part of the district.

The villages of Central Square and Cleveland, plus the hamlets of Brewerton, Bernhards Bay, and Mallory lie within the district.

In 1926, the former district office was the site of the original Central Square High School facility.

In 1993, Central Square Middle School was constructed, incorporating a Transportation Center.