Until 1 January 2007 Langå municipality was a municipality in Aarhus County on the Jutland peninsula in central Denmark. The municipality covered an area of 133 km2, and had a total population of 8.396 (2005). Its last mayor was Hanne Nielsen, a member of the Social Democrats (Socialdemokraterne) political party. The main town and site of its municipal council was the town of Langå.