According to one embodiment, there is provided an elevator rescue operation system to be used in a building in which a plurality of elevators are installed in parallel. The system includes a disaster detection unit configured to detect, when a disaster has occurred in the building, an occurrence site of the disaster, a zone setting unit configured to set a plurality of zones to which all the elevators are caused to respond on the basis of the disaster occurrence site detected by the disaster detection unit, and a rescue operation unit configured to individually cause an elevator to respond to floors in each zone set by the zone setting unit, the elevator being corresponding to the zone, thereby carrying out a through-car operation up to a refuge floor.