This district includes 587 contributing buildings, five contributing sites, and three contributing objects that are located in the central business district and surrounding residential areas of Warren. The buildings were designed in a variety of popular architectural styles including Greek Revival and Italianate. Notable buildings include the flatiron National City Bank Building (1891), the Conewango Club, the Elks Club, Trinity Episcopal Church (1895-1896), First Presbyterian Church (1895-1896), and the former Swedish Lutheran Church (1916). The contributing objects are a bronze statue of General Joseph Warren (1912), the Soldiers and Sailors Monument (1909), and the Civil War memorial (1922).[2]