In 1779, Viceroy Vértiz ordered Lieutenant Colonel Francisco Bergezé de Ducás to reinforce the line of defence against the native Argentine aborigines.

On January 1, 1780, Juan José Sardén officially established the fort and village of "San Claudio de Areco".

Carmen de Areco was since the colonial period, residence of a large number of Irish immigrants, including the prisoners of the English Invasions.

[2] These Irish people were engaged in rural tasks, raising livestock and agriculture, including their participation in politics as Miguel Duffy, belonging to a family of Leinster, who served as mayor of Carmen de Areco for several periods.

[5] In 1907, the train station was built in the English Colonial style, and on January 22, 1908, the first passenger service arrived in the town.