Altkirch (pronounced /alkiʁʃ/ in French) is a commune in the Haut-Rhin department in Alsace in northeastern France.
The town is traditionally regarded as the capital of Sundgau; its name comes from the German Alte Kirche, i.e. old church.
Its inhabitants are known as Altkirchois.
The resident population number of 5500 is rather deceptive as some 15,500 people will be in...