Znamensk (, ) is a closed town in Astrakhan Oblast, Russia. Population: , 24,628 (2021 Russian census)
It was founded in 1948 as Kapustin Yar-1 to serve a missile test range known as Kapustin Yar. Kasputin Yar-1 was granted town status in 1962. The closed town was renamed Znamensk in 1992.
The military testing range is officially known as 4GCMP (4th State Central Interspecific Test-site). Kapustin Yar is also the name of a nearby village.
Within the framework of administrative divisions, it is incorporated as the closed administrative-territorial formation of ZnamenskâÂÂan administrative unit with the status equal to that of the districts. As a municipal division, the closed administrative-territorial formation of Znamensk is incorporated as Znamensk Urban Okrug.
The town has twenty-one kindergartens, four middle schools, two gymnasium schools, a sports facility, and a branch of the Astrakhan State Institute.
Railway station "Razyezd 85 km" on the Volgograd-Astrakhan railway branch is located in the town. Kapustin Yar (air base) is near the town.