Kalateh-ye Nasir (, also Romanized as KalÃÂteh-ye Naà Âër; also known as NasërÃÂbÃÂd and Naà Âër) is a village in Qaen Rural District, in the Central District of Qaen County, South Khorasan Province, Iran. At the 2006 census, its population was 252, in 61 families.