The farm of Blackadder Mains along with Blackadder Bank, Blackadder West and Blackadder Mount and the nearby village of Allanton were all originally part of the Blackadder Estate which surrounded Blackadder House.
Der Bauernhof von Blackadder Mains, die Blackadder Bank, Blackadder West und Blackadder Mount, ebenso wie das nahegelegene Dorf Allanton lagen ursprünglich alle auf dem Anwesen von Blackadder House.