Real estate investment fund is an important financial innovation form, it is important to the real estate industry rational and healthy development and it provides a new financing channel for the real estate industry. But real estate investment fund is influenced by a lot of risk factors in real estate investment process deeply. Therefore, analyze the real estate investment fund risk is very essential. This article first analyzes the goal and the function of the real estate investment fund risk analysis, then has analyzed the risk which the real estate investment fund faces, which mainly divides into the systematic risk and the non-systematic risk. Afterward also introduces several methods of determination risk, they are the sensitivity to analyze, the Baye risk analysis, the Monte Carlo method and the gray system method, and points out each method basic mentality and the applicable scope. Finally it proposes some countermeasures to guard the real estate investment fund risk, which is in order to provide some useful idea to China real estate investment fund risk management.