The present invention relates to a laundry treating apparatus. The laundry treating apparatus of the present invention includes: a cabinet which forms an exterior of the laundry treating apparatus, and has one open surface; a drawer which is configured to be withdrawable from the one open surface of the cabinet and has an open top portion; a tub which is disposed inside the drawer and provides a space for storing wash water; a drum which is rotatably provided inside the tub; a door which opens and closes an open top surface of the tub; a top cover which covers the open top portion of the drawer, and is spaced apart from the door by a predetermined distance along an outer circumference of the door; and a buffer which is disposed at the tub or a part facing the tub, so as to prevent contact between the top cover and the door.