Using the dynamic monitoring survey data of floating population conducted by the National Health and Family Planning Commission，the paper analyzed the long-term residence will of the floating population in Beijing. The results showed that：（1）In terms of individual factors，the long-term residence will of floating population is different in age and educational level；（2）In terms of family factors，the spouses and children affect the long-term residence will of floating population，but there is no significant impact on the elderly；（3）In terms of economic factors，the higher income migrants are more likely to live for a long time in Beijing，and the long-term residence will of business services staff and workers are relatively weak，and the long-term residence will is relatively strong in producer services；（4）In the aspect of institutional factors，the long-term residence will of agriculture accounts are relatively weak，and the floating population of Beijing urban insurance is inclined to live in Beijing for a long time.