Poretsky District (Russian: Поре́цкий район; Chuvash: Пăрачкав районĕ) is an administrative and municipal district (raion), one of the twenty-one in the Chuvash Republic, Russia. It is located in the southwest of the republic. The area of the district is 1,116.9 square kilometers (431.2 sq mi). Its administrative center is the rural locality (a selo) of Poretskoye. Population: 13,992 (2010 Census); 17,311 (2002 Census); 19,486 (1989 Census). The population of Poretskoye accounts for 41.6% of the district's total population.