Leganés is a city in the Community of Madrid, Spain. Considered part of the Madrid metropolitan area, it is located about 11 km southwest of the centre of Madrid. As of 2018, it has a population of 188,425, making it the region's fifth most populated municipality. It covers an area of 43.09 km2 and it is located at 667 m over sea level. Leganés houses a branch of the Universidad Carlos III. It is connected to Madrid via the Cercanías, and Metrosur, one of the lines of Metro.