Demographic factors affect the turnover pattern and retention in academic library staff in Ethiopia. The factors include - designation, gender, and age, working experience, aspiration and years to remain in the academic library services. The aim of the study is to investigate and establish the factors that lead to library staff turnover pattern and retention due to demographic factors across the academic libraries in Ethiopia. A Cross Sectional Survey was used to investigate the staff development and staff training programs as they relate to turnover pattern and retention of staff in Academic Libraries in Ethiopian Universities. The study was conducted nationwide by employing a purposive sampling technique to involve its sample size of 6 academic institutions (comprising of 4 public and 2 private Universities). Questionnaire, interview, document analysis and observation were used for the purpose of data collection. The data was analyzed by using statistical software SPSS version 20 and interpretation made to get the required findings. The finding of the research showed that demographic factors are instrumental to library staff turnover and retention in Ethiopia academic libraries. The researchers conclude data demographic factors affect library staff in Ethiopian Universities.