The Galicia-Northern Portugal Euroregion is undergoing a change in its population structure with a decrease in the birth rate and an increase in life expectancy, which, together with a migration of the young population, means an increase in the percentage of inhabitants over 55 years of age. The purpose of this project is to promote research initiatives, innovation and improvement of social services in the area of ​​cooperation Galicia-North of Portugal, for the establishment of new models of cross-border social intervention to meet the challenge of population aging.