A notification location setting device comprises a notification device, and a processor configured to set on a traveling road a notification location where the driver is to be notified of a control switching request for switching operation of the vehicle from automatic control to manual control, based on the shape of a width-varying zone where the width of the traveling road varies before a merging location, in a case where a merging location where the traveling road on which the vehicle is traveling within a traveling route toward the destination location of the vehicle merges with another road, and to notify the driver of the control switching request via the notification device when the vehicle has not entered the other road at the notification location.