The purpose of this reseach is to survey the nurses' job satisfaction with its affecting factors at nursing homes. The nursing homes are located respectively at Taichung and Chung-hua city. The questionaire is developed according to MMSS(Mclosky/Mueller Satisfaction Scale)(1990). And four specialists check and evaluate the validity of questionaire. Meanwhile, Cronbach's coefficient level is 0.85. The total sample size is 116. The data are collected, decoded, and analyzed by the package of SPSS+PC. The result shows that nurses are satisfied with the environment they work, recognized by their supervisors, and gratified with their professional development, autonomy, and responsibility for patient care, but unsatisfied with payment and benefits.