Abstract: An LED lamp assembly includes a base, a circuit board, an LED lamp, a cable, and a cable organization device. The base includes a base body, and a fixed post disposed on the base body. The circuit board is disposed on the base body. The fixed post extends upwardly from the base body. The cable organization device includes a mounting unit connected to the circuit board, and an organization unit connected to the mounting unit. The organization unit includes at least one organization structure, and a retaining groove permitting the fixed post to be inserted thereinto. The organization structure includes a base wall, and first and second clamping walls connected respectively to two opposite ends of the base wall to define a cable clamping groove.