A chuck table manufacturing method capable of changing over the shape of a holding surface according to at least two workpieces different in area or shape includes a porous plate sticking step of sticking a frame body and a porous plate to each other while the porous plate is accommodated in a recess of the frame body with an upper surface of the porous plate being exposed, a groove forming step of forming, in the porous plate, a groove reaching a bottom surface of the recess, and a resin filling step of filling the groove with a liquid resin and curing the liquid resin.