Aljezur (Portuguese pronunciation:[ɐɫʒɨˈzuɾ]) is a municipality in Portugal. The population in 2011 was 5,884, in an area of 323.50km². The municipality comprises 4 parishes, and is located within the district of Faro. The word is derived from the Arabic word "Aljuzur" (الجزر), the plural of island.