Caapucú (Guaraní: Ka'apuku) is a town in Caapucú District in the Paraguarí Department of Paraguay, At the 2002 census it had a population of 7,249, and is located 141 km from Asunción, the capital of the country. The Route No. I crosses through this city. It was founded in 1787 by Pedro de Melo de Portugal, and was previously known as Capilla Tuvá. Caapucú is the biggest district of the department, located in the south region of the latter; it is separated from the Misiones Department by the Tebicuary River.