Özet:

Abstract Years have passed since the Spanish presence in Jagua marked the beginning of the settlement of a peninsula with a past that is unknown to many. This territory, due to its potential, became a developed city, known today as the Pearl of Cuba. The present work aims to investigate the evolution and state of this population, pointing out the particularities of its sociodemographic indicators, using data from 2019. For this, the year 1819 is selected as the base period, the stage in which the Fernandina de Jagua, defining, in a concrete way, the main events that marked an evolution in the region, as well as the political-administrative changes that occurred in the country that favored the creation of Cienfuegos as a province in 1976. The analysis developed allowed us to know how the Cumanayagua municipality is the least urbanized in the province and the region ―in general ― presents an accelerated aging process; in relation to fertility ―like the country―, the province does not meet the desired parameters; regarding the Total Migratory Balance, it presents negative values, which corroborates the condition of a population-emitting territory. Therefore, the article aims to serve as support for administrative bodies and decision-making entities in the application of governance and public policies, by knowing the state of the population

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