Sion, Switzerland

Sion
Sion as seen from Nax, Mont-Noble
Location of Sion
Sion
Sion
Coordinates: 46°13′52″N 7°21′34″E / 46.23111°N 7.35944°E / 46.23111; 7.35944
CountrySwitzerland
CantonValais
DistrictSion
Government
  ExecutiveConseil municipal
with 9 members
  MayorPrésident (list)
Phillippe Varone FDP/PRD/PLR
(as of November 2016)
  ParliamentConseil général
with 60 members
Area
  Total
29.81 km2 (11.51 sq mi)
Elevation
(gare)
491 m (1,611 ft)
Population
 (31 December 2018)
  Total
34,708
  Density1,200/km2 (3,000/sq mi)
Demonyms
Time zoneUTC+01:00 (Central European Time)
  Summer (DST)UTC+02:00 (Central European Summer Time)
Postal code(s)
1950 Sion, 1958 02 Uvrier, 1962 Pont-de-la-Morge (Sion), 1967 Bramois, 1991 00 Salins, 1991 02 Arvillard (Salins), 1991 03 Pravidondaz (Salins), 1991 04 Turin (Salins), 1991 05 Misériez (Salins), 1992 00 Les Agettes, 1992 01 Les Mayens-de-Sion, 1992 02 La Vernaz (Les Agettes), 1992 03 Crête-à-l'Oeil (Les Agettes), 1993 Veysonnaz
SFOS number6266
ISO 3166 codeCH-VS
Surrounded byAyent, Conthey, Grimisuat, Grône, Mont-Noble, Nendaz, Saint-Léonard, Savièse, Vex
Websitewww.sion.ch
SFSO statistics

Sion (French pronunciation: [sjɔ̃] , German: Sitten [ˈzɪtn̩] ; former Italian: Seduno; Latin: Sedunum) is a Swiss town, a municipality, and the capital of the canton of Valais and of the district of Sion. As of December 2020 it had a population of 34,978 (known as Sédunois(es)).

On 17 January 1968, the former municipality of Bramois merged into the municipality of Sion. On 1 January 2013, the former municipality of Salins merged into the municipality of Sion, and on 1 January 2017, Les Agettes did the same.

Landmarks in Sion include the Basilique de Valère and the Château de Tourbillon. Sion has an airfield for civilian and military use, which serves as a base for air rescue missions.