As a new type of data processing technology, big data plays an important role in "smart campus" construction based on cloud computing and Internet of things. "Smart campus" is the informatization construction direction of education entity, having great value in big data mining. Based on the analysis of smart campus informatization, this paper analyzes the smart campus structure and the significance brought by big data, hoping to promote the innovativation of smart campus informatization construction in colleges and universities under the perspective of big data.