Population
3'144↓0.5%

City · Graubünden
Arosa is a town and a municipality in the Plessur Region in the canton of the Grisons in Switzerland. It is both a summer and a winter tourist resort.
The rental vacancy rate is 0.48%, 22% below the cantonal average (0.61 %) — a tight rental market. The municipal tax multiplier (Steuerfuss) is 90%, roughly the cantonal average (88 %). Median taxable income is CHF 48'900, 21% below the Swiss median (CHF 61'929). Arosa has 3'144 residents (2025).
Source: Swiss Federal Statistical Office (BFS).