Guadalajara is a province in the autonomous community of Castilla–La Mancha, Spain, that is divided into 288 municipalities.
[2] Municipalities are the basic local political division in Spain,[3] and can only belong to one province.
[13] Elections in municipalities with more than 250 inhabitants are carried out following a proportional representation system with closed lists,[14] whilst those with a population lower than 250 use a block plurality voting system with open lists.
[11] The board, whose role is to assist the mayor between meetings of the plenary assembly, may not include more than one third of the councillors.
[18] The largest municipality by area is Sigüenza, which spans 386.87 km2, while Torre del Burgo is the smallest at 4.91 km2.