Brè-Aldesago is a quarter of the city of Lugano, in the Swiss canton of Ticino. It occupies the slopes and summit of Monte Brè, and contains the mountain villages of Brè, to the east of the summit, and Aldesago, to the west. It has an area of 420 hectares (1,000 acres) and, in 2011, it had a population of 1,055.