There is provided a vehicular lever switch including an operational lever, a tubular case forming part of the operational lever, and a switch device provided in the tubular case to be operable in an axis Y direction. In addition, the switch device comprises an operational knob provided to be inserted into an opening formed in an operational component in the case, a push switch operated by the operational knob, and a knob holder provided in the case to support the operational knob to be movable forward and backward in the axis Y direction as an operational direction of the push switch. In this structure, the knob holder is fixed and supported to a side of the case.