Old Country Road is a 17.57-mile-long (28.28 km) major east–west thoroughfare through central Nassau County and extending into western Suffolk County on Long Island, New York. It serves many of the major shopping centers in central Nassau County including Roosevelt Field Mall. The road also forms part of the border between the towns of Hempstead and North Hempstead. In Nassau County, Old Country Road is county-maintained as the unsigned County Route 25 (CR 25) west of Round Swamp Road. This road follows the boundary line separating the towns of Hempstead and North Hempstead.