Taiping Island, also known as Itu Aba, and various other names, is the largest of the naturally occurring Spratly Islands in the South China Sea. The island is elliptical in shape being 1.4 kilometres (0.87 mi) in length and 0.4 kilometres (0.25 mi) in width, with an area of 46 hectares (110 acres). It is located on the northern edge of the Tizard Bank (Zheng He Reefs; 鄭和群礁). The runway of the Taiping Island Airport is easily the most prominent feature on the island, running its entire length.
The island is administered by the Republic of China (Taiwan), as part of Cijin, Kaohsiung. It is also claimed by the People's Republic of China (PRC), the Philippines and Vietnam.