[3][4][5][6] The region, which takes its name from the village of Comporta, spans the coastal areas of the Alentejan municipalities of Alcácer do Sal and Grândola.

In 1991, after more than 150 years of operating as a purely agricultural estate, famous for its rice production, the Herdade da Comporta was reconstituted to develop its vast properties into an exclusive summer destination-oriented towards ultra high-net-worth individuals, centered on design and sustainability, while continuing to operate as an agricultural estate and as steward to the large swathes of protected natural land owned and managed by the Herdade.

During this time, the Espírito Santo family invited high profile celebrities as guests such as Prince Albert of Monaco and Princess Caroline of Hanover.

Restrictive development regulations were installed purposefully by the Herdade da Comporta and the municipal governments to both preserve the natural landscape of the region and ensure its exclusivity.

The following towns and villages are located within the region: The development of the region by the Herdade da Comporta into a high-end destination in the 1990s, under the leadership of the Espírito Santo banking family,[2] intentionally sought to attract notable artists, designers, and celebrities to the area, with the aim of building an exclusive artistic community for the jet-set.