The aim of this study is to examine "factors affecting public procurement performance" The case of Sidama Zoon Boricha Woreda Administration. Based on literature reviews, the researcher identified four factors that affect the procurement performance. These includes: Procurement Planning, Contract Management, Procurement Procedure and Competency of Staff on procurement. The hypothesis of the study was the procurement factors (independent variables) affect the procurement performance (dependent variable) of Boricha Woreda Administration. The research design used was descriptive and explanatory research design. The researcher distributed 199 questionnaires and 149 were filled and returned. Both primary and secondary data were used throughout this research. For primary data, both structured and semi structured type questionnaires were prepared. The results of this study indicate that the independent variables (Procurement Planning, Contract Management, Procurement Procedure and Staff Competency) positively affect the dependent variable (procurement performance) to significant extent. These factors explain 84.1% of procurement performance, while the rest 15.9% is explained by other factors which are not subject of this study.