Old Country Road is a major east-west thoroughfare through central Nassau County on Long Island, New York. It serves many of the major shopping centers in central Nassau County including Roosevelt Field Mall. Old Country Road also forms part of the border between the towns of Hempstead and North Hempstead
Old Country Road is unsigned Nassau County Route 25.
Old Country Road begins as the north-south Herricks Road (unsigned CR 8) curves to the west. It passes by the Nassau County government buildings in Mineola and northern Garden City around its intersection with Mineola Boulevard/Franklin Avenue (unsigned CR 5A). It then crosses Glen Cove Road/Clinton Road (unsigned CR 1), passing by a series of major shopping centers in Carle Place and Westbury including Roosevelt Field Mall and The Source Mall. It passes through Hicksville just south of where the NY 106/NY 107 concurrency ends. It briefly overlaps Round Swamp Road (unsigned CR 110) before continuing into western Suffolk County.
Old Country Road overlaps Round Swamp Road before crossing the Nassau-Suffolk County Line at the same time as the Long Island Expressway at Exit 48. Between Foxhurst Road and Suffolk CR 35 the Dix Hills Road bridge goes over both Old Country Road and Northern State Parkway. A connecting road between Old Country & Dix Hills Road exists.