The utility model discloses an electric power steering column assembly, comprising a tubular column, a motor and an ECU (Electronic Control Unit) controller, wherein the tubular column consists of a pedestal and a sleeve. The electric power steering column assembly is characterized in that the tubular column is also provided with a support; one end of the support is connected to the pedestal by a hinge; the other end of the support is in sliding connection with the side wall of the sleeve; the motor and the ECU controller are arranged on the support; the support is also provided with an adjusting handle and a mounting hole. The electric power steering column assembly has the beneficial effects that the layout distance between the ECU controller and the motor is shorter, and the angle of the tubular column is adjusted under the premise of not increasing the extra support.