The present study aimed to investigate the frequency of IDA in the outpatient clinic of Al Fayoum University Hospital in Al Fayoum Governorate, Egypt.The study was carried out from September 2010 to April 2011, in the outpatient clinic of Al Fayoum University Hospital. A total of 300 children aged 6 months to 12 years were enrolled in the study. During the study period, all children attending on two successive days weekly 2 different days each week to cover the 6 working days of the week) were enrolled in the study.The questionnaire was covering the following elements; age, sex, family size, socioeconomic standards, mother education, date of attending, dietary habits. Measures for weight and height were done and analysed according to growth curves. Blood samples were taken for CBC and iron praofile. Our results showed that, 73 (24.3%) childern out of the total studied group (300 childern) were found to have iron-deficiency anemia (the hieghest percent among 6m-2y age group (75%). According to gender, the frequency of iron deficiency anemia among girls was 67% which is higher than that found among boys 32%.The frequency of IDA was high among children with low socioeconomic standards and less educated mothers.