Before 2020, Kliuchove was administratively part of
Velyka Novosilka Raion. Since 17 July 2020, the settlement has been part of
Staromlynivka rural hromada,
Volnovakha Raion. In March 2022, the village was occupied by Russia during the
Russian invasion of Ukraine. On 11 June 2023, the dam of the reservoir on the river was reportedly blown up by Russia. == Demographics ==