Population
18'059↑1.3%

Municipality · Valais
Sierre is the capital municipality of the district of Sierre, located in the Rhône valley in the canton of Valais, Switzerland. It has a population of 18,020. Sierre is nicknamed City of the Sun for its average of 300 days of sunshine a year.
The rental vacancy rate is 2.85%, 139% above the cantonal average (1.19 %) — a comparatively relaxed market. The municipal tax multiplier (Steuerfuss) is 120%, 3% above the cantonal average (117 %). Median taxable income is CHF 51'100, 17% below the Swiss median (CHF 61'929). Sierre has 18'059 residents (2025).
Source: Swiss Federal Statistical Office (BFS).