Population
7'677↑1.5%

Municipality · Ticino
Chiasso is a municipality in the district of Mendrisio in the canton of Ticino in Switzerland.
The rental vacancy rate is 7.58%, 295% above the cantonal average (1.92 %). The municipal tax multiplier (Steuerfuss) is 88%, 6% above the cantonal average (83 %). Median taxable income is CHF 44'900, 27% below the Swiss median (CHF 61'929). Chiasso has 7'677 residents (2025).
Source: Swiss Federal Statistical Office (BFS).