Objective: The aim of this study was to evaluate the current vaccination status of the patients and their relatives who applied to the Family Medicine Outpatient Clinic for any reason. Methods: This study was planned as a descriptive study. The study was carried out in 402 individuals aged 18 years and over, who applied to the Family Medicine Polyclinic. For data collection; sociodemographic characteristics of the participants were recorded and a questionnaire were used to measure the level of knowledge about adult immunization prepared by the researchers in accordance with the literature. Results: Of the 402 participants, 48.0% (n=193) were female and 52.0% (n=209) were male, the mean age was 37.5 ± 13.8 years. Of the participants 36.3% had reported that they had knowledge about adult vaccines, 84.3% reported that vaccines are absolutely necessary, 67.7% reported that the vaccines had side effects and 55.5% had reported that the most frequent side effect was allergy. They received knowledge about their vaccines from their doctors as 49.3%. In this study, 35.1% of the participants had at least one influenza vaccine throughout their lives, 59.0% tetanus vaccine, 13.4% hepatitis A, 28.1% hepatitis B vaccination. Of the tetanus vaccines, 53.2% had this vaccine in the last 5 years, 37.3% had been vaccinated in pregnancy and 22.5% had been vaccinated in army. Conclusions: Adult vaccination rates are not at desired levels including risk group. Adult vaccination should be continued as a continuation of childhood vaccination, and vaccination cards should be used throughout life. To correct the wrong information about the vaccines of the community, to create trust in vaccines; national policies on adult vaccination should be established, guidelines should be prepared and meetings should be organized.