A steering device, comprising: a vehicle body attachment bracket that can be attached to a vehicle body; a column (31, 34) that is supported by the vehicle body attachment bracket so that a tilt position is adjustable, and rotatably pivotally supports a steering shaft equipped with a steering wheel; a fastening rod that is inserted into a tilt adjustment slender groove formed in the vehicle body attachment bracket and the column (31, 34) in order to fasten the column (31, 34) to the vehicle body attachment bracket at a desired tilt position; a stationary cam that is supported by one end of the fastening rod, and presses one side of the vehicle body attachment bracket toward the column (31, 34); a movable cam that is rotatably supported by one end of the fastening rod together with an operating lever so as to face the stationary cam; cam surfaces disposed on an end surface of each of the stationary cam and the movable cam, wherein the end surfaces are facing each other, and the cam surface of the movable cam is configured to be pressed onto the cam surface of the stationary cam relatively in an axial direction; a locking unit that is formed in the stationary cam in order to disable the stationary cam to be relatively rotated with respect to the movable cam, is fitted into the tilt adjustment slender groove, and can slide along the tilt adjustment slender groove when adjusting the tilt position of the column (31, 34); a stationary tilt lock gear that is attached to an outer surface of one side plate of the vehicle body attachment bracket; a movable tilt lock gear that rotates in synchronism with rotating operation of the operating lever, and can be engaged with the stationary tilt lock gear; and a buffer member (71, 72) that is attached to the movable tilt lock gear, and can be slid on the outer surface of one side plate of the vehicle body attachment bracket. a vehicle body attachment bracket that can be attached to a vehicle body; a column (31, 34) that is supported by the vehicle body attachment bracket so that a tilt position is adjustable, and rotatably pivotally supports a steering shaft equipped with a steering wheel; a fastening rod that is inserted into a tilt adjustment slender groove formed in the vehicle body attachment bracket and the column (31, 34) in order to fasten the column (31, 34) to the vehicle body attachment bracket at a desired tilt position; a stationary cam that is supported by one end of the fastening rod, and presses one side of the vehicle body attachment bracket toward the column (31, 34); a movable cam that is rotatably supported by one end of the fastening rod together with an operating lever so as to face the stationary cam; cam surfaces disposed on an end surface of each of the stationary cam and the movable cam, wherein the end surfaces are facing each other, and the cam surface of the movable cam is configured to be pressed onto the cam surface of the stationary cam relatively in an axial direction; a locking unit that is formed in the stationary cam in order to disable the stationary cam to be relatively rotated with respect to the movable cam, is fitted into the tilt adjustment slender groove, and can slide along the tilt adjustment slender groove when adjusting the tilt position of the column (31, 34); a stationary tilt lock gear that is attached to an outer surface of one side plate of the vehicle body attachment bracket; a movable tilt lock gear that rotates in synchronism with rotating operation of the operating lever, and can be engaged with the stationary tilt lock gear; and a buffer member (71, 72) that is attached to the movable tilt lock gear, and can be slid on the outer surface of one side plate of the vehicle body attachment bracket.