 The per capita income for the city was $18,412.About 8.2% of families and 12.6% of the population were below the poverty line, including 9.1% of those under age 18 and 15.5% of those age 65 or over.The Roslyn Historic District consists of the town of Roslyn as of 1977 which corresponds to the 1914 plat map, as well as the cluster of 26 cemeteries southwest of the town and a open space, bisected by the tracks of the Roslyn Branch of the Northern Pacific Railroad, east of the town.