 It was represented in the Senate by Francisco Chahuán Chahuán (RN) and Ricardo Lagos Weber (PPD) as part of the 6th senatorial constituency (Valparaíso-Coast).The islands are served by Robinson Crusoe Airfield, located on Robinson Crusoe Island.According to data from the 2012 Census of Population and Housing, the commune of Juan Fernández had 900 inhabitants; of these, 800 (88.9 percent) lived in urban areas and 100 (11.1 percent) in rural areas.