Aim: In the family practice, the family doctor accompanied with the family health center employee renders integrated services to people registered in their department from physical, psychological and social points. The purpose of this research is to investigate the cognition, utilization, and satisfaction state of family practice services by the public of a family health center found at any district of Istanbul. Method: The research in question was done at the prefecture of Istanbul, at a family health center between the dates September 2013 and January 2014. We have applied the Cognition, Utilization and Satisfaction State of services survey (HBYMDA) developed by the researcher, we have collected data through the face-to-face method and applied the Patients Evaluate General/ Family Practice (EUROPEP) survey. The total points for HBYMDA was 24. Whereas the total point for EUROPEP was 115. Results: 302 (76%) of the persons who participated in the survey were women, and 98 (24%) men. The average age of the group was 37.17±14.10 years. The average age of women was 42±13.04 and 42.57±15.85 for men. The average of the total points for HBYMDA was calculated as 11.54±5.80. The average total point of EUROPEP was 93.87±21.32. The services that persons know the most, use the most and are satisfied the most are listed respectively, as following inspection, diagnosis and therapy, injection and medical dressing services, emergency services, free laboratory services. Whereas the services that participants know the less, use the less and are satisfied the less are listed respectively as following therapy of tuberculosis through direct observation, taking measures concerning contagious disease towards people and environment, military examination, and periodic examination. Conclusion: It is determined that the group of low social-economical-cultural uses more family practice services and that situation is related to the knowing, utilization and satisfaction state of the services.