Background: Blood transfusion is a vital therapeutic approach in modern health care that saves millions of lives, but there is a great challenge to gate sufficient voluntary blood donation in developing country like Ethiopia at the same time pregnancy and child birth related problem, rod traffic accident, malaria-related death is high. Methods: Institutional based cross-sectional quantitative study was used from April 27 to May 11, 2018 and data was collected using a self-administered questionnaire. A stratified sampling method was used and an individual was selected by simple random sampling within each stratum. EPI data version 3.02 for data entry and SPSS version 16 for analysis was used both bi-variant and multi- variant analysis was computed and significance was declared at AOR<0.05. Result: From the total study participants, 162 (48.5%) had adequate knowledge, 230 (68.9%) of the respondent had favorable attitudes towards blood donation whereas only 85 (25.4%) have ever donated blood in their lifetime.