SUMMARY
The city of Viña del Mar, from its origins to the present day, has been subject to significant population migratory movements, both in terms of its volume and its sociodemographic profile. This article describes, analyzes and interprets the footprint of this sociodemographic phenomenon, looking at the structure of the residential space of the city, in the last twenty-five years, a period where it regains strength and vigor. The study falls within the field of factorial ecology, implementing a statistical method of multivariate analysis of data matrices constructed from the processing of the population and housing census bases of 1992, 2002 and 2017. The unit of analysis is the census zone, the most disaggregated space unit available for this type of study in the last census taken in Chile. The results obtained show that the residential distribution of migration towards the city, both within the country and from abroad, strengthen in the period a socio-economic pattern of residential space-structuring, as a correlation of transformations in the sociodemographic structure of the population and the actions of the housing real estate market.