Scallion, ginger and garlic are important seasoning vegetables, which are indispensable in the daily diet of Chinese residents. Especially, ginger, garlic and their processed products play an important role in the international market. It is of great significance to grasp the historical price data to prop up the analysis of the fluctuation rules, the guidance of production and orderly operation of the market. In this paper, we collected and sorted out the transaction price data of 15 wholesale markets in Shandong Province, a major producing area of scallion, ginger and garlic in China from 2012 to 2020 to obtain this dataset of statistics on scallion, ginger and garlic transaction price. The dataset can reflect the weekly, monthly and quarterly changes of the transaction price of scallion, ginger and garlic wholesale markets in Shandong Province. It is expected to provide basic scientific data for studying the linkage change and stable price of scallion, ginger and garlic.