An image recording apparatus, including: a housing; an image recording portion held by the housing; a control board having a mounting face and disposed in the housing such that the mounting face extends along a perpendicular plane perpendicular to a height direction, a control circuit for controlling the image recording portion being provided on the control board; and a communication board having a mounting face and disposed in the housing such that the mounting face extends along the perpendicular plane, such that the communication board is distant from the control board in a direction along the perpendicular plane, and such that the communication board is located within a height range ranging to the control board from a distal end of a highest one of mounted components mounted on the control board, an interface circuit to be connected to a telephone line being provided on the communication board.