Elster is a village and a former municipality in Saxony-Anhalt, Germany located in Wittenberg district.

Through the community runs the Federal Highway (Bundesstraße) B 187 and the railway line between Wittenberg and Cottbus.

Scenically charming are the Elbauen, which at high water work as natural polders.

Nowadays, the biggest employers are agriculture and small handicraft businesses.

After World War II, Elster was incorporated into the Province (since 1947, State) of Saxony-Anhalt from 1945 to 1952 and the Bezirk Cottbus of East Germany from 1952 to 1990.