Falkenstein Castle (German: Burg Falkenstein), also formerly called New Falkenstein Castle (Burg Neuer Falkenstein)[better source needed] to distinguish it from Old Falkenstein Castle, is a German hill castle in the Harz Mittelgebirge, dating to the High Middle Ages. It is located in the town of Falkenstein between Aschersleben and Harzgerode.