In July 2020, as part of the administrative reform of Ukraine, which reduced the number of raions of Khmelnytskyi Oblast to three, the city of Starokostiantyniv was merged into Khmelnytskyi Raion.
In July 2020, as part of a larger effort to streamline Ukraine's administrative system, which reduced the number of local government units in Khmelnytskyi Oblast to just three, the town of Starokostiantyniv was incorporated into Khmelnytskyi Raion.