Its capital is Clorinda, the second most populous city in the province. Pilcomayo has a surface of 5,342 km2 and a population of 78,114 according to the .
The capital of the province is Clorinda, with Pilcomayo being the second most populous city within it.  Pilcomayo covers an area of 5,342 square kilometers and has a population of 78,114 people.