The objective of this study is to identify the relationship between variables: functional abilities and social integration of older persons and to know whether there were differences according to sex, age and marital status. The results show significant differences in social integration on the basis of marital status, being higher in the elderly unmarried and widowed; Depending on age there are significant differences in functional abilities, being higher in adults between 60 and 65 years. There were no significant differences according to sex. The conclusion is that the autonomy and functional abilities of the Elderly are closely related to the frequency of physical activities and social integration, which promotes the quality of life of older people and hampering the emergence of significant biopsychosocial changes in this stage of life.