Sunnyside (1835) is a historic house on 10 acres (4 ha) along the Hudson River in Tarrytown, New York. It was the home of the noted American author Washington Irving (1783–1859), best known for his short stories "Rip Van Winkle" (1819) and "The Legend of Sleepy Hollow" (1820). It was designated a National Historic Landmark in 1962.