 As a commune, Perquenco is a third-level administrative division of Chile administered by a municipal council, headed by an alcalde who is directly elected every four years.The 2008-2012 alcalde is Luis Alberto Muñoz Pérez (PDC).Within the electoral divisions of Chile, Perquenco is represented in the Chamber of Deputies by Enrique Estay (UDI) and Fuad Chahín (PDC) as part of the 49th electoral district, (together with Victoria, Curacautín, Lonquimay, Melipeuco, Vilcún, Lautaro and Galvarino).