Porto Formoso is a civil parish in the municipality of Ribeira Grande in the Portuguese archipelago of the Azores. The population in 2011 was 1,265, in an area of 12.79 km. The establishment of this civil parish remotes to the early part of the 16th century, as first recorded by Pedro Vaz Pacheco. On 2 June 1509, he ordered the construction of a Chapel of Bom Jes…Porto Formoso is a civil parish in the municipality of Ribeira Grande in the Portuguese archipelago of the Azores. The population in 2011 was 1,265, in an area of 12.79 km. The establishment of this civil parish remotes to the early part of the 16th century, as first recorded by Pedro Vaz Pacheco. On 2 June 1509, he ordered the construction of a Chapel of Bom Jesus, to serve his descendants. By the end of that century, the chapel had its own clergy, passing into a vicarage in 1568.