Ferzikovsky District is an administrative and municipal district (raion), one of the twenty-four in Kaluga Oblast, Russia. It is located in the east of the oblast. The area of the district is 1,249.9 square kilometers (482.6 sq mi). Its administrative center is the urban locality of Ferzikovo. As of the 2021 Census, the total population of the district was 17,557, with the population of Ferzikovo accounting for 25.5% of that number.