Sachem Public Library is one of the largest school district libraries in New York State outside of New York City. The Library serves over 82,000 district residents in an area that extends over three townships: Brookhaven, Islip, and Smithtown.
The mission of the Patchogue-Medford Library is to provide resources and opportunities to empower, educate and entertain the community.
The Library is a School District Public Library serving the residents of the Patchogue-Medford School District. The District encompasses the Incorporated Village of Patchogue and the hamlets of North Patchogue, Medford and a portion of East Patchogue. The area is 15.5 square miles extending from the Great South Bay in Patchogue to Granny Road in Medford. Waverly Avenue and North Ocean Avenue form the western border of the district. The eastern border of the district extends from Roe Avenue and South Country Road in Patchogue to just east of White Pine Way in Medford.