Coordinates: 03°17′06″S 60°11′09″W / 3.28500°S 60.18583°W / -3.28500; -60.18583 Iranduba is a municipality located in the Brazilian state of Amazonas. Its population in 2012 was 41,947 and its area is 2,215 km², making it the smallest municipality in Amazonas in terms of area. However, among the smallest municipalities of each Brazilian state, it is the largest. It is located directly south of Manaus, across the Rio Negro. It is connected to Manaus by the Manaus Iranduba Bridge, a cable-stayed bridge which opened in 2011.