A network power management apparatus and method. The network power management apparatus includes a protocol management unit configured to be connected to a local communication apparatus and establish and manage a path between the local communication apparatus and neighboring communication apparatuses in the same network. The protocol management unit includes a delivery unit to deliver link information and power information of the local communication apparatus to the neighboring communication apparatuses, a first database to store the link information and the power information of the local communication apparatus and link information and power information of each of the neighboring communication apparatuses, a path management unit to calculate and establish a path using the information stored in the first database, and a packet generating unit to generate a power message using the power information of the local communication apparatus and deliver the generated power message to the neighboring communication apparatuses.