The invention discloses a coin sorting module and a modular coin sorting and counting device. The coin sorting module comprises a first outer shell, one side of the first outer shell is provided with a coin delivery opening, a coin sorting track which is mounted in an inclined manner and comprises a plurality of coin sorting passageways is arranged in the first outer shell, an upper end of the coin sorting track is connected with the coin delivery opening, a track groove is arranged in the coin sorting track, at least two coin sliding steps that are different in width and depth are arranged on the track groove, each coin sliding step forms a coin sorting passageway corresponding to one coin type, each coin sliding step is provided with an independent coin sorting outlet opening which is arranged on a lower side of the coin sorting track, the modular coin sorting and counting device comprises the coin sorting module described in the invention, and a lower side of at least one coin sorting outlet opening in the coin sorting module is provided with a coin collection module. The c Coin sorting module and the modular coin sorting and counting device are capable of separating coins of different types and are advantaged by small size, high efficiency and high reliability of sorting operation, simple structure, and wide range of application occasions.