The study aims to explore the critical bank specific and personal factors that have a bearing on the bank preference by customers. In order to attain the objectives of the study, quantitative research approach was used. As a means of data collection instrument; closed ended questionnaire in line with random sampling techniques was applied. The population of the study was customers of Private commercial banks in Bahir Dar city. From a total of 385 questionnaires distributed, 376 questionnaires of them were correctly filled and applied in the study. In order to analyses, interpret and present the data captured via questionnaire, Statistical Package for the Social Sciences (SPSS) was used. Both inferential and descriptive analysis methods i.e., percentage, means, standard deviation, correlation, regression and narrative analysis were used. With regard to the survey output, with the exception of Influential group, the rest Convenience, Efficiency of Service, Financial Factors, Technological factor, Product assortment, Image and Reputation through conducted correlation analysis revealed the existence of statistically significant positive association between the dimensions of Bank Preference .