A faucet control handle structure, which can be used in different water control bases with different sizes, including a control handle and a adjustable device, wherein the control handle has a receiving space that has two positioning ribs cross each other to engage with the adjustable device. The adjustable device has an adjustable base, a clamping piece and an adjustable unit, wherein the adjustable base has a sleeve hole, one end of which has a plurality of wedging edges formed at the opening end thereof. A clamping piece that can be adjusted to move back and forth is then formed in an opposing direction of the wedging edge. According to the above structure, since the adjustable device is located at the receiving space of the control handle, it can be used for water control sticks with different sizes of the water control base to enhance the practicability of the faucet handle and increase the convenience during the assembly process.