Marriage and family counseling provides services and activities that poses psychosocial and social educational orientation intended to children, youths, families, grown-ups and elderly users. The aim of this research represents identification in what extent are children and youths of different vulnerable groups, users of service provided by marriage and family counseling in Republic of Serbia so as by what capacities does these institutions dispose of in order to provide with intended group. As a research method, it is used combined research design. In gathering data, it is used desk analysis of final counseling reports and online questionnaire arranged for purposes of research. Given data was analyzed by thematic analysis and descriptive statistics. To children from vulnerable groups counseling provides services periodically or often. To youths from vulnerable groups as well, counseling either often or occasionally or rarely provides its services. Results has shown that very limited number of employed people, attended educations in order to develop their skills for work with children and youths, only 10 from total number of 93 experts. Conclusion is that counseling in lesser extent provides services to children and youth, and that there are space for improvement of these services in regard of availability, affordability, direction towards user and collaborative approach in designing and service providing, continuous availability and timeliness. In order to improve service quality it is necessary to provide educations to employed people, that will follow modern needs of users, scientific achievements and newer knowledge from research.