The Ossining Public Library (OPL) is a public library in serving the village of Ossining, New York. The library serves Ossining’s school district, including the town of Ossiningand neighboring areas.

The library was created in the 1880s at the village’s Park School. It was first chartered as the Sing Sing Public Library in 1893. Its first permanent location was a Carnegie libraryon Croton Avenue, replaced by a modern building in 1968, and again replaced with the current facility in 2007. The collections of the library include 117,987 items.^[2] As a member of the 38-member Westchester Library System, the Ossining Public Library can also offer its patrons access to the holdings of the other county libraries.