The invention discloses a garbage classification front-end data acquisition system, wherein the system comprises a data acquisition module, a data processing module and a central control module; the data acquisition module comprises a first wireless transmission unit, a first processor, a first data acquisition unit, a second data acquisition unit, a third data acquisition unit and a fourth data acquisition unit; and the output ends of the first data acquisition unit, the second data acquisition unit, the third data acquisition unit and the fourth data acquisition unit are connected with the input end of the first processor. According to the garbage classification front-end data acquisition system, efficient and automatic data acquisition is realized, convenience is provided for implementation of a garbage classification management system, independent data acquisition of different types of garbage is realized, the data acquisition accuracy is improved, the purpose of facilitating errorcorrection and classification of data is achieved, wrong data is effectively avoided, and it can be ensured that data is neater, and data disorder is avoided.