Sion

Sion
Name	Sion
Subdivision type	Country
Subdivision name	Switzerland
Subdivision type1	Canton
Subdivision name1	Valais
Subdivision type2	District
Subdivision name2	Sion District
Leader title	Executive
Leader name	Municipal Council
Leader title1	Mayor
Leader name1	Philippe Varone (The Centre)
Area total km2	29.81
Population total	34978
Population as of	2018
Population density km2	auto
Postal code type	Postal code(s)
Postal code	1950
Iso code	CH-VS
Twintowns	Cabourg, Circleville

Sion. It is the capital of the Swiss canton of Valais and the municipality of Sion District. Nestled in the Rhône valley, the city is dramatically dominated by two hills, each crowned with a historic fortress. Known for its rich history dating to prehistoric times, a vibrant wine culture, and stunning Alpine surroundings, it serves as a major administrative, cultural, and economic hub for the region.

History

Evidence of human settlement dates to the Neolithic period, with significant finds from the Bronze Age and the Iron Age. During the Roman Empire, the settlement was known as *Sedunum*, a name derived from the Seduni, a Celtic tribe mentioned by Julius Caesar in his *Commentarii de Bello Gallico*. The Bishop of Sion gained considerable temporal power after the fall of the Western Roman Empire, ruling the region as a prince-bishopric for centuries. The city witnessed pivotal conflicts like the Raron affair and the Burgundian Wars, eventually becoming part of the Helvetic Republic following the French invasion of Switzerland. In the 20th century, it was a candidate to host the 1976 Winter Olympics, which were ultimately awarded to Innsbruck.

Geography

The municipality is situated in the central Rhône valley, on the left bank of the Rhône river. Its most distinctive features are the twin hills of Valère, home to the Basilique de Valère, and Tourbillon, crowned by the ruins of Château de Tourbillon. The urban area extends onto the alluvial plain and the surrounding slopes, which are extensively terraced for viticulture. The climate is relatively dry, influenced by the Alps creating a rain shadow, and benefits from abundant sunshine. Notable nearby natural landmarks include the Les Diablerets massif and the Matterhorn.

Demographics

As of 2022, it has a population of approximately 35,000, making it the largest municipality in Valais. The population is predominantly French-speaking, with a significant portion adhering to Roman Catholicism, reflecting the historical influence of the Bishop of Sion. There is a growing international community, partly due to the presence of the University of Applied Sciences and Arts Western Switzerland (HES-SO) and various international organizations. Demographic trends show steady growth, with integration projects managed by the local administration.

Economy

The economy is diversified, with strong sectors in public administration, as the seat of the Cantonal Council of Valais and numerous federal offices. Viticulture and oenology are cornerstone activities, with the city hosting the Federal Agricultural Research Station Agroscope and being the heart of the Valais wine region, known for varieties like Petite Arvine. Other important industries include hydroelectric power generation, facilitated by companies like Alpiq and Forces Motrices Valaisannes, tourism, and specialized manufacturing. The Sion Airport also contributes to regional connectivity.

Culture

It boasts a rich cultural heritage, anchored by the Basilique de Valère, which houses the world's oldest playable organ, and the Château de Tourbillon. The Cantonal Museum of Fine Arts and the Nature Museum Valais are key institutions. Major events include the Sion Festival of classical music, the Sion sous les étoiles street arts festival, and the Marché Concours national cattle show. The local cuisine features specialties like raclette, chamois stew, and Fendant wine. The FC Sion football club has a passionate following and plays at the Stade de Tourbillon.

Government

The municipal government operates under a council–manager system. The legislative body is the Municipal Council, whose members are elected by proportional representation. The executive authority is the Executive Council, led by the Mayor (Syndic), a position held by Philippe Varone of The Centre. The city is also the seat of the Grand Council of Valais and hosts various departments of the Swiss federal administration. It is part of the Sion District for judicial and administrative purposes.

Category:Capitals in Switzerland Category:Municipalities of the canton of Valais Category:Populated places on the Rhône