An to the Long Island counties describes it with "elaborate cast-iron balustrades, poly-chromatic voussoir arched windows,and Dorchester stone trim." Inside, the building is elaborate Minton floor tiles, extensive wood paneling, and magnificent stained glass windows located in the two-story chapel.
In 1991, the St. Paul's School was closed
I couldn't find much history on this place.
I would have loved to explore it but from what I am told the building has alarm systems.