Sion, Switzerland a total of 9,828 votes were cast, and the voter turnout was 55.6%. The tertiary sector is the main economic sector in Sion, mainly due to the presence of the cantons administration, the Valaisan parliament and the cantons courthouse. Tourism is also an important sector due to its historic "châteaux" and museums. Sion is the third largest wine making region in Switzerland, however, the valuable agricultural land and vineyards are undergoing constant regression due to the process of urbanisation. Sion has also become an important medical site. The Sion-Region hospital is situated here next to the central institute of Valaisan
Sion, Switzerland the "Bibliothèque municipale de Sion", the "HES-SO Valais Médiathèque santé-social" and the "HES-SO Valais, Domaine Sciences de l'ingénieur". There was a combined total () of 690,513 books or other media in the libraries, and in the same year a total of 294,320 items were loaned out. Sion has two high schools (colleges) Sion is also host to the : The HES-SO Valais offers education in Sciences, Engineering, Economics, Information Technology and Health Sciences. Sion is situated on the main railway line and the motorway, and also has an airport (Sion Airport). From the , 21,220 or 78.1% were Roman Catholic,