The urbanization of migrant workers is not only the biggest challenge of urbanization，but also the key problem of people’s livelihood construction. The main factor restricting the urbanization of migrant workers is purchasing houses in cities. According to the surveys，more and more migrant workers understand the functions and effects of housing accumulation fund，they also recognize that it can reduce the cost of housing effectively. Thence，they also hope to obtain the welfare from housing accumulation fund. In order to realize the goal promoting 300 million people urbanization，this paper，based on the differences in the status of the migrant workers in the east，central and western regions，puts forward reforming the housing accumulation fund according to the local conditions to guide peasant citizenization，to achieve efficient and sustainable new urbanization.