a steering column apparatus comprising : a steering column provided with a body - side bracket mounted to a body strength member to have a pair of side plate portions opposed each other to be extended in a vertical direction , and a substantially cylindrical distance unit for supporting a steering shaft to be rotatable therein and having a pair of pressed and expanding portions formed to be expanded by plastic working to be pressed and supported by the side plate portions of the body - side bracket ; and an adjusting mechanism capable of adjusting a position of the steering column with respect to the side plate portions of the body - side bracket within a predetermined range , wherein the steering column is formed with a reinforcement portion for enhancing the clamping rigidity of the distance unit with respect to the side plate portions .