Income gap between urban and rural residents continue to expand in China is facing by many provinces and regions, Beijing as the country's political and cultural center, also faces the same problem, and the situation is not optimistic. Based on 1990-2010 Beijing urban and rural income data, applying SPSS regression analysis method, the future of the decades of urban and rural income status of prediction, then this article unifies the related research of the established a multiple linear regression model, with 1990-2010 years of relevant data, using stepwise regression method regression. And in the regression result foundation, gives the narrowing of income gap between urban and rural residents suggestions.