The comarca of Roussillon (Rosselló) is a historical Catalan comarca of Northern Catalonia, now part of the French department of Pyrénées-Orientales. Its capital is Perpignan (Catalan: Perpinyà).Rosselló has an area of 1,498 km². In 1990, Rosselló had a population of 303,850 inhabitants, with a density of 202.8 people per km².It comprises most of the historic county and province of Roussillon.