The purpose of the study was to find out the analysis of aerobic endurance of basketball players. To achieve this purpose of the study, four hundred and eighty basketball players were selected as subjects who were attend the state championship during the year 2015-2016. The selected subjects were aged between 13 to 45 years and they were examined by a qualified physician and certified that they were medically and physically fit to participate above programme. Based on their age the subjects were divided into four equal groups of 120 each namely Group I- under 14 years boys (120), Group II - under 16 years boys (120), Group III - under 18 years boys (120) and Group IV- senior boys (120). The selected criterion variable such as aerobic endurance was measuring by coopers twelve minutes run /walk test. The analysis of variance (ANOVA) was used to find out the significant differences if any, between the groups on selected criterion variable. The 0.05 level of confidence was fixed to test the significance, which was considered as an appropriate. The result of the present study has revealed that there was a significant difference among the groups on aerobic endurance.