Old Baltimore Pike begin at the Delaware – Maryland state line near Newark , Delaware , where the highway continue west into that state as MD 281 . The road heads northeast from the state line through wooded residential areas as a two @-@ lane undivided road , intersecting Otts Chapel Road before passing south of Iron Hill Park . Old Baltimore Pike cross DE 896 and enter rural areas . Here , the roadway pass Cooch 's Bridge , a historic battle site of the American Revolutionary War . It then cross Norfolk Southern 's Delmarva Secondary railroad line and encounters DE 72 .