Before January 1, 2002, it was included in what is the new province called San José de Ocoa, and published statistics and maps generally relate it to the old, larger, Peravia.

The Central Mountain Range, known in the region as the Sierra de Ocoa, extends to the north and west of the province, where the hills of La Barbacoa are located at 1,743 meters above sea level, Valdesia with 1,723 meters above sea level, Firme Rodríguez, Los Guayuyos and Los Naranjos, El Manaclar with 1,400 meters above sea level, where most of the repeaters of the country's telephone companies are located and the surveillance radar of the south of the country.

), fruit trees, coffee, onion, coconut, mango, lechoza, cashew, pigeon pea, rice and bananas.

Beef farming of cattle and goats is also an important source of income, as well as fishing in the southern Caribbean coast.

Salt production in Las Salinas is produced on terraces through the evaporation of sea water, it is currently under the ownership of the Municipal Council of Baní.