There is provided a garbage separating apparatus including an input unit having an inlet opening through which garbage is input, a crushing unit configured to crush garbage input through the inlet opening, a filtering chamber having an outlet opening and a perforation member provided with a plurality of holes for allowing separation of the garbage crushed by the crushing unit, a food waste collection chamber for accommodating, among the crushed garbage, food waste having passed through the perforation member, and a sweeper device configured to move, among the crushed garbage, impurity garbage remaining on the perforation member to the outlet opening.