Methana is situated on a volcanic (the Methana Volcano) peninsula, attached to the Peloponnese. Administratively, it belongs to the Attica region. The town (pop. 892 in 2011) is located north of the road connecting to the rest of the Peloponnese and Galatas. The highest point is (Helona Mountain). The municipal unit has a land area of and a population of 1,657 inhabitants at the 2011 census. The largest settlements besides the town of Methana are Vathý (pop. 129), Megalochóri (115), Kounoupítsa (75), Kypséli (47), Ágioi Theódoroi (45), and Dritsaíika (205).