Dominical is a small coastal town in the South Pacific of the province of Puntarenas in Costa Rica, about 45 km south of Quepos and 29 km southwest of San Isidro de El General. It belongs to the district of Bahía Ballena in the canton of Osa.
The community is surrounded by wooded areas, and its population is extremely small. Dominical is one of the largest and most important demographic agglomerations in the Bay Whale District; however, the population of the entire district has just 3,306 inhabitants (2011), of which about 500 permanently reside in Dominical.
To the north is the Sunday Row, a sector of the Costeña or Brunqueña Row, which separates the canton and district of Pérez Zeledón, with a mountain range of almost 1,000 meters above sea level, which is only two kilometers from the coast.
Its beach, characterized by its strong swell and open sea, measures about 2 kilometers and is at the banks of the mouth of the Barú River.