The purpose of this study was to investigate the professional competencies of special education and school administrative support of administrative staffs at compulsory education level school in New Taipei City. In this study, the correlation between the professional competencies of special education and school administrative support in current situation was explored. The collected data was analyzed by descriptive statistics, t-test, one way ANOVA and Pearson's product-moment correlation. After that, we based the conclution of this paper, support some suggestions about the education to the government for the educational administration authorities and for the future sutdies of similar subjects.