Population
37'844↑1.9%
About Sion
Municipality · Valais
Sion is a Swiss town situated in the Rhône valley, 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.
Population
37'844
Tax multiplier
110%
Sion in numbers
Federal data — BFS (STATPOP, STATENT, land use), ESTV, BAKOM, ARE.110%
Bottom quartile in canton
Median taxable income
CHF 43'400↑1.2%
Top quartile in canton
Median net income
CHF 48'100↑0.9%
71%
Cantonal tax multiplier
100%
0.22%↓73.2%
Bottom 10% in canton
- Settlement38%
- Agriculture33%
- Forest23%
- Other7%
Foreign residents
30.9%↑1.7%
Top quartile in canton
Median price
CHF 6'895/ m²
−19% vs CH
Dwellings
21'364↑3.7%
Jobs (FTE)
30'576↑1.1%
87%
84%
Fibre
Property market in Sion
The rental vacancy rate is 0.22%, 82% below the cantonal average (1.19 %). The municipal tax multiplier (Steuerfuss) is 110%, 6% below the cantonal average (117 %) — tax-favourable. Median taxable income is CHF 54'400, 12% below the Swiss median (CHF 61'929). Sion has 37'844 residents (2025).
Source: Swiss Federal Statistical Office (BFS).
