To provide a treatment table for an animal, facilitating the attachment and detachment of a draining board, enabling mobile use, and holdable of the detached draining board in a state of not disturbing the treatment by a veterinarian.

The treatment table for the animal is constituted as follows. The draining boards 20 and 21 can be stored in the inside of a sink by the following procedure: inserting the draining board 20 into a space between each of construction bars 11a and 12a, and an inside surface 22b while bringing up the draining board 20 and hanging the draining board 20 in a vertical state; and subsequently inserting the draining board 21 into a space between each of construction bars 11b and 12b, and the inside surface 22b while bringing up the draining board 21 and hanging the draining board 21 in a vertical state.