An LCD device and a manufacturing method thereof having improved transmittance and contrast ratio are disclosed.According to the LCD device and the manufacturing method thereof, a first common electrode which includes first and second horizontal electrode bars and a plurality of first vertical common electrode bars is disposed on a layer different from a second common electrode which includes a third horizontal common electrode bar and a plurality of second vertical common electrode bars. A pixel electrode which includes a horizontal pixel electrode bar and a plurality of vertical pixel electrode bars is disposed on the same layer as the second common electrode. The second common electrode is connected to the first common electrode.