Buchach is a city located on the Strypa River in Chortkiv Raion of Ternopil Oblast of Western Ukraine. It hosts the administration of Buchach urb…Buchach is a city located on the Strypa River in Chortkiv Raion of Ternopil Oblast of Western Ukraine. It hosts the administration of Buchach urban hromada, one of the hromadas of Ukraine. Buchach rests 135 kilometres south-east of Lviv, in the historic region of Halychyna. The city was located in the Polish–Lithuanian Commonwealth until the partitions, followed by the Habsburg monarchy, Austrian Empire, Austria-Hungary, West Ukrainian People's Republic, the Second Polish Republic, and the Ukrainian SSR of the Soviet Union. The population was estimated at 12,171.