Population
3'147↑0.7%

City · Ticino
Monteggio is a former municipality in the district of Lugano in the canton of Ticino in Switzerland. On 18 April 2021 the municipalities of Croglio, Monteggio, Ponte Tresa and Sessa merged to form Tresa.
The rental vacancy rate is 4.82%, 151% above the cantonal average (1.92 %) — a comparatively relaxed market. The municipal tax multiplier (Steuerfuss) is 85%, 3% above the cantonal average (83 %). Median taxable income is CHF 47'500, 23% below the Swiss median (CHF 61'929). Monteggio has 3'147 residents (2025).
Source: Swiss Federal Statistical Office (BFS).