Pararekau Island is an island situated within the Pahurehure Inlet of the Manukau Harbour in Auckland, New Zealand. Pararekau and Kōpuahingahinga Island are together known as the Hingaia Islands. It is connected to the mainland by a causeway which runs across Kōpuahingahinga Island. At around 20 hectares in size, it is the third largest island in the Manukau Harbour after Puketutu and Te Wiroa Islands to the north of it. A large mudflat lies around edge of the island, extending towards Karaka Harbourside to the south.