Administratively, Znamianka is incorporated as a city of oblast significance. Ir also serves as the administrative center of Znamianka Raion (district), though administratively it does not belong to the raion. Znamianka Municipality combines the city of Znamianka, the urban-tye settlement of Znamianka Druha, and the village of Vodyane. The city itself is known for its railway station.
There is a memorial to the soldiers of the 5th Guards Tank Army, who liberated the town from the Germans. It takes the form of a tank mounted on a plinth. Znamianka was occupied from August 5, 1941 to December 9, 1943.