The length of the parkway is designated as New York State Route 957A by the New York State Department of Transportation (NYSDOT). A  long spur connecting the Niagara Scenic Parkway to Fort Niagara State Park near Youngstown is designated as New York State Route 958A.
The New York State Department of Transportation (NYSDOT) assigns designations to both the main parkway and its connecting spur, which links the Niagara Scenic Parkway to Fort Niagara State Park near Youngstown.