Gridley Building  The Gridley Building, built in 1867 and known previously as the Onondaga County Savings Bank Building, is a prominent historic building on Clinton Square and Hanover Square in Syracuse, New York, United States. It was designed by Horatio Nelson White and was built adjacent to what was then the Erie Canal and is now Erie Boulevard. The address of the Gridley Building is 101 S. Salina Street, according to the 1970 National Register of Historic Places nomination form. Five years later, the Hanover Square Historic District nomination listed its address as 101 East Water Street. The Syracuse Savings Bank Building is located directly across Erie Boulevard.