Abstract: Based on the data of existing residential buildings energy consumption survey, this paper analyzes 4 cities survey of existing residential building energy consumption.Residential building can be divided into energy-saving buildings and non energy-saving buildings.It compares the data of energy consumption with standards and mainly analysis heating energy consumption of residential buildings.We found that energy consumption of a part of energy-saving residential building is much higher than the standard requirements, another part of energy-saving residential building are less than the standard requirements.This paper investigated and analyzed its causes and proposed countermeasures and recommendations.