Simnas – the city in the region of Alytus, 14 km to the west from Alytus, at the road Alytus-Marijampolė. It is the center of the ward, two small wards (Simnas I and Simnas II). It is the monument of Urbanistic. The city is located at the Lakes of Simnas (in the north) and Giluitis ( in the west), and in the south stagnant ponds of Sperna. There are 1 736 residents (2010).