 On January 29, 1935 Kalinin Oblast was established, and Lesnoy District was transferred to Kalinin Oblast.In February 1963, during the abortive administrative reform by Nikita Khrushchev, Lesnoy District was merged into Maksatikhinsky District, but on December 30, 1966 it was re-established.In 1990, Kalinin Oblast was renamed Tver Oblast.