To understand the relationship between the residential factors and the electrical consumption, we had a questionnaire to question the apartment residents in Taichung. The factors are including the quality of the residents, the facilities and the type of the facilities they use, and the relative environmental factors. We use the statistical analysis to describe the sample distribution and the analysis of regression between the climatic factor and the electrical consumption. The purposes of this study: 1.To construct the basic statistic data for Taichung condominium exhaustion consuming. 2.To analyze the condominium electricity consuming in amount, specification and structure. 3.To perceive the influential factors in Taichung condominium electricity consuming. 4.To trace the basic problem for electricity exhaustion and to reconstruct electricity consuming analysis as well as the standing point both to deduce and to practice.