Disclosed is an optical component package. The optical component package according to the present invention includes: a main substrate including a plurality of metal bodies, and a vertical insulation part provided between the metal bodies; a sub-substrate provided in a cavity of the main substrate, and electrically connected to each of the metal bodies with the vertical insulation part interposed therebetween; an optical component mounted on the sub-substrate; and a light transmitting member provided above the optical component, wherein the sub-substrate includes: an insulating body; a via hole vertically passing through the insulating body, and filled with a metal material; and a metal pad connected to the optical component.