Private educational institutions are established by social organizations, socio-professional organizations, economic organizations or individuals when permitted by competent state agencies. The source of investment in the construction of infrastructures and the maintenance of operating funds of private educational institutions is the non-state budget. The main purpose of this study is to empirically test the private upper secondary education in Ho Chi Minh City, Vietnam. The author collected secondary data from previous studies. The results of the research show that (i) Class and School size; (ii) Administrative officials and teachers; (iii) Facilities; (iv) Implementation of teaching and educating activities; including: The development of action plans; teaching activities; about extracurricular activities, job orientation and education outside the classroom. Based on the findings, some recommendations are given to improve the quality of private upper secondary education.