Embodiments of this application provide a method and an apparatus for reporting location information. The method includes a terminal device determines that a trigger condition of a first procedure is satisfied. The first procedure is for determining a location area of the terminal device, and the trigger condition includes at least one of The terminal device switches the location area, a quantity of times that the terminal device switches the location area exceeds a first preset value; the terminal device has displacement, and the displacement exceeds a second preset value, a time interval since the last time the terminal device triggers the first procedure exceeds first time, or, the terminal device enters an idle state or an inactive state. The terminal device triggers the first procedure.