Green infrastructure is the combination of natural ecological infrastructure and half nature municipal green space, which follows the law of natural development. It improves the ecological environment and biodiversity conservation as well as provides new economic growth point. This study attempts to build a green infrastructure economic value evaluation index, estimate the economic value of the green infrastructure of each province and municipality of China from 2004 to 2015, explore its regional distribution, and further use the grey model to predict the green infrastructure economic value of 2016, 2020 and 2025, in order to raise people’s awareness of green infrastructure, to provide reference for construction and improvement of the green infrastructure in urban planning and to promote the virtuous cycle of ecological environment and economy, as well as the urban sustainable development.