Estelí, officially Villa de San Antonio de Pavia de Estelí is a city and municipality within the Estelí department. It is the 8th largest city in Ni…Estelí, officially Villa de San Antonio de Pavia de Estelí is a city and municipality within the Estelí department. It is the 8th largest city in Nicaragua due to the high urbanization of its municipality, at 84.8%, with an urban population of 111,244. It is also the eighth-largest municipality, and an active commercial center in the north, known as "the Diamond of the Segovia" and the de facto capital of the north.