Malagón is a municipality in Ciudad Real, Castile-La Mancha, Spain. As of 2010, it has a population of 8,731. The town had 3,710 inhabitants in …Malagón is a municipality in Ciudad Real, Castile-La Mancha, Spain. As of 2010, it has a population of 8,731. The town had 3,710 inhabitants in 1848.