Casperia is acomune (municipality) in theProvince of Rieti in theItalian region ofLatium, located about 50 kilometres (31 mi) northeast ofRome and about 20 kilometres (12 mi) southwest ofRieti. As of 31 December 2004, it had a population of 1,164 and an area of 25.4 square kilometres (9.8 sq mi).[3]