Aigen-SchläglAigen-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.WWW Official SiteLocalitiesThe municipality includes the following populated places, with population as of 1 January 2019: