To provide a vehicular electric position adjustment type steering device capable of reliably preventing any play in the axial direction of a screw shaft by suppressing a space between the screw shaft and a nut with a simple configuration.

The vehicular electric position adjustment type steering device for performing the position adjustment of a steering column 1 by an electric motor 19 comprises a supporting unit 12 having a through hole 12a formed in the steering column 1 in a projecting manner, nut parts 13A, 13B which are rotatably restricted to an end of the through hole 12a of the supporting unit 12, and a screw shaft 15 which is screwed to the nut parts 13A, 13B through the through hole 12a and rotated by the electric motor.