Aigen-Schlägl is a municipality in Rohrbach District of Upper Austria, Austria. As of 1 January 2019, population was 3196. The municipality was formed on 1 May 2015 by merging two municipalities, Aigen im Mühlkreis and Schlägl. Localities The municipality includes the following populated places (Ortschaften), with population as of 1 January 2019: References Cities and towns in Rohrbach District