梅尔图拉是葡萄牙的城镇，位于该国南部，由贝雅区负责管辖，始建于1254年，面积1,279.4平方公里，2011年人口8,712，该城镇人口密度每平方公里6.81人。

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Mértola (Portuguese pronunciation: [ˈmɛɾtulɐ]) is a town and a municipality in southeastern Portugal next to the Spanish border. The population in 2011 was 7,274, in an area of 1292.87 km². In terms of land area, it is the sixth-largest municipality in Portugal. The resultant population density of 5.62 persons/km² is the second-lowest in Portugal, behind only that of adjacent Alcoutim. The municipality is located in the southeastern part of Beja District, in the Lower Alentejo region.