Berestyn (, ), formerly known as Krasnohrad () or Krasnograd, is a city in Kharkiv Oblast, Ukraine. From 1784 to 1922, it was known as Kostiantynohrad. It serves as the administrative center of Berestyn Raion. Berestyn hosts the administration of Krasnohrad urban hromada, one of the hromadas of Ukraine. In 2022, the population was estimated to be
The city of Krasnohrad was founded as a Bilevska fortress in 1731âÂÂ1733, as part of the Ukrainian line defence fortifications, which ran from the Dnieper to the Donets. In 1784, the fortress received the name Konstantinograd (Kostiantynohrad) in honour of Grand Duke Konstantin Pavlovich of Russia. In 1797, it received city status. In 1922, Kostyantynohrad was renamed Krasnohrad during a "de-imperialization" drive carried out by the Soviet Union.
It is located on the Berestova River to the south of the city of Kharkiv. In 2021, about 20,000 people lived in the city.
On 3 April 2024, the in the Verkhovna Rada stated their support for renaming the city to Berestyn. On 19 September 2024, the Verkhovna Rada voted to rename Krasnohrad to Berestyn.
Distribution of the population by ethnicity according to the 2001 census:
Distribution of the population by native language according to the 2001 census: