The present disclosure discloses a counter-top rapid installation device for a faucet, comprising a faucet body (1) positioned on a counter (7), a screw sleeve (3) fitted inside an installation hole on the counter (7) and used to install the faucet body (1), an mounting seat (4) and at least two sliders (5) for limiting axial displacement between the counter (7) and the screw sleeve (3), the mounting seat (4) is in sleeving connection to the periphery of the screw sleeve (3), the periphery of the screw sleeve (3) corresponding to the position below the counter (7) is provided with at least two through holes (3.2) that allow the slider (5) to slide outward from the inner cavity of the screw sleeve (3). The device can be installed on a counter rapidly and conveniently, and achieves improved axial limiting effect relative to the counter.