The invention discloses a subway boarding and alighting queuing reminding device. The subway boarding and alighting queuing reminding device comprises a platform, an opening and closing door, an alighting area, an alighting display, a circuit controller I, boarding queuing areas, queuing displays, a ceiling, a ventilating pipe, a fan and a circuit controller II; the alighting area is arranged on the platform; the alighting area is right against the opening and closing door; the alighting display is fixedly mounted within the alighting area; the circuit controller I is fixedly mounted within the alighting area; the boarding queuing areas are arranged at the left end and the right end of the alighting area; the queuing displays are fixedly mounted in the boarding queuing areas; an oblique ventilating pipe is fixedly mounted on the ceiling; the fan is fixedly mounted in an air inlet of the ventilating pipe; and an air outlet of the ventilating pipe is diagonally opposite to the alighting area. The subway boarding and alighting queuing reminding device has the advantages that the safety warning performance is improved, good boarding and alighting orders are guaranteed and so on.