Numinbah Nature Reserve is part of the Mount Warning caldera, in the Border ranges of north eastern New South Wales in Australia. Mount Warning is a volcano that erupted more than 23 million years ago. The 892 hectare Reserve is part of the Shield Volcano Group of the World Heritage Site Gondwana Rainforests of Australia listed in 1986. It was added to the Australian National Heritage List in 2007. The park is also part of the Scenic Rim Important Bird Area. It is important in the conservation of several species of threatened birds.