【Objective】 To analyze the anemia status among infants and young children in out-patient department of hospital from Beijing area resident population. 【Methods】 A retrospective analysis of January to December 2011 in our hospital,141 331 cases of 6 months~3 years old in children with peripheral blood or blood routine test results of five classification.In accordance with the hemoglobin of less than 110 g/L for anemia screening criteria,MCV and MCHC level differences were screening criteria of anemia type.The population were divided into 6 months age group,1 age group and 2 age group and statistically analyzed. 【Results】 The results showed that total anemia prevalence rate was 10.29% from the survey population in infants and young children,in which iron-deficiency anemia was accounted for 12.43%,macrocytic anemia accounted for 0.24%,normocytic anemia accounting for 17.03% and Simple microcytic anemia accounting for 69.78%.Anemia prevalence rate of 6 months of age (from 6~12 months) group was 22.1%,1 age group was 8.52% as well as 2 age group was 1.97%,respectively.The prevalence of anemia was 9.39% in mild anemia of 13 276 patients,the prevalence of anemia was 0.88% in moderate anemia of 1 247 patients;severe anemia was found in 19 cases. 【Conclusion】 The prevalence of anemia among children with 6 month old group was the highest prevalence of anemia.Mild anemia prevalence ranks first.The result of the statistical analysis data would be provided as much help as infants and young children nutrition and health intervention experiment basis in out-patient department.