In this thesis, basic on the methods of Post Occupancy Evaluation such approaches as field observation, measurement of physical property and audience questionnaire are applied to evaluate on validation of room acoustics in auditorium of cultural centers in Taiwan. According to the result, the quality of total validation of room acoustics in auditoriums is acceptable. However, the noise of air condition system and the loose daily maintenance of auditoriums, those will affect on audiences' view of acoustic quality, leave much to be desired for each auditorium. As result of P.O.E., audiences can less stand the noise made by other audiences during the performance; another one is they emphasis on sound clarity and they accept shorter reverberation time.