El Marquesado
human settlement in Argentina

El Marquesado is a town of the Atlantic Coast located in the General Pueyrredón Partido in the province of Buenos Aires, Argentina.
Geography
El Marquesado is located 40 km (25 mi) from the city of Mar Del Plata, and 450 km (280 mi) from the city of Buenos Aires.
History
El Marquesado was designed as a tourist town for beachgoers in the Mar Del Plata region, as part of a larger growth of the region. The plan for the town was overseen by Osvaldo Alejandro Morales, who owned land nearby. Work on the area was approved in 1975.
The town was officially founded on November 15, 1977, making it one of the first private neighborhoods to be built in Argentina. Among the structures constructed in the town were an amphitheater and a spa, alongside a shopping mall and a 250-car parking lot. Large parts of the coast were blown up to allow for construction. The venture was not successful, in part due to poor economic conditions and mismanagement, and by the 1990s the spa was abandoned and the town was mostly empty. Today, the ruins of the project still remain.
This brief starts where responsible research should: with the source description of “El Marquesado” as human settlement in Argentina. Everything that follows is an evidence route, not borrowed authority.
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The subject matters to the general reference register because the source frames it as human settlement in Argentina. Its deeper value depends on whether names, dates, institutions and citations support that framing.
The citation trail is more important than the brevity of the summary: it shows where individual claims can be examined in context. The source revision retrieved here is dated Sep 20, 2026. The linked authority identifier is Q5822407. Authority coordinates are -38.267, -57.850. 1 of 1 selected statements include explicit references; 0 carry qualifiers and 0 use preferred rank. The first chronological checks are 1975 and 1977.
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This entry incorporates text from “El Marquesado” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.