A single handle faucet is fixed on a basin with a first hole and two second holes and contains a body; a control valve set fixed on the body and including a handle located above a central position of the body to rotate the valve core; two inlet pipes connected with the control valve set to feed cold water and hot water individually and extending out of the first hole of the basin; an outlet pipe coupled with the control valve set to flow mixed water of the cold water and the hot water; two screw rods including two top ends to connect with two sides of the housing individually and two bottom ends extending out of the two second holes respectively; two nuts screwed with the two screw rods respectively and engaged with a bottom end of the basin so that the faucet is locked on the basin.