Lenexa /lɨˈnɛksə/ is a city in the central part of Johnson County, located in northeast Kansas, in the central United States of America. As of the 2010 census, the city population was 48,190. Lenexa is part of the Kansas City metropolitan area. It is bordered by the cities of Shawnee to the north, Overland Park to the east, De Soto to the west and Olathe to the south.