The study of the population is of vital importance for the planning of a country, these are sources of information for administrative decision-making. In Cuba, there are national and provincial regularities regarding the main demographic variables, but particularities are appreciated in the municipalities; above all, in those with mountainous characteristics, as is the case of Manicaragua, in the Villa Clara province, in Cuba. The objective of the work is to describe the demographic variables of the Manicaragua municipality, Villa Clara between the years 2016 and 2019. Methods of the theoretical and empirical level were used, the review of documents being fundamental, focused on the analysis of statistical, national, provincial, and municipal from 2016 to 2019. The data obtained corroborate a negative annual growth rate in the years analyzed, ranging between (-9.5) in 2016, to (-10.9) in...