In conclusion, practice of breast self-examination was low among health extension workers. Getting information on breast self-examination from health professional, discussion with families on the importance of BSE, and history of breast exam by health professional were the factors found associated with BSE practice. Therefore, training on breast self-examination should be given to increase the practice of breast self-examination which in turn would have the impact to avert the sever morbidity and mortality of breast cancer. Moreover, giving training on the techniques of breast self-examination for health extension workers is the way of reaching the wider community and the best opportunity to tackle the problem at wider perspective.