At the beginning of the sixties, Sotogrande was a large uninhabitated country area consisting of a series of country estates. In 1964 Joseph McMicking, an American citizen living in the Philippines, with exceptional foresight to lay the foundations of what is known today as one of the best residential tourism areas in Europe: Sotogrande and its first golf course, Real Club de Golf de Sotogrande. A year later in 1965 McMicking's nephew, Enrique Zobel inaugurated the Sotogrande Polo Club's fisrt polo field, close to Guadalquitón beach.
The old fishing village takes its name from the river as it is situated at the river mouth. The original part of the village founded in 750 B.C. is very close by at the Carteya Archaeological Site. A large number of ancient civilisations inhabited this place. It was also the first Roman colony to achieve the title from the Senate in Rome. The city was involved in the 2nd Punic War and the Civil War in which Caesar and Pompey feuded at the end of the Roman Republic. Strabo, Pliny and Pomponius Mela wrote about this city, which even minted its own coins.