Sabu Raijua Regency

Sabu Raijua Regency is one of the regencies in the province of East Nusa Tenggara, Indonesia. It comprises the three Savu Islands, lying between Sumba and Rote Island in the Savu Sea, with a land area of 459.58 km2. The regency was established by Indonesia's Minister of Home Affairs, Mardiyanto, on 29 October 2008, when it was partitioned from Kupang Regency. The population was 72,960 at the 2010 census, and 89,327 at the 2020 Census; the official estimate as at mid 2023 was 93,330.

It has the lowest HDI out of all regencies and cities in Indonesia not in the Indonesian part of the island New Guinea. Its HDI score is 0.588.

Administration
The regency is divided into six districts (kecamatan), tabulated below with their areas and their populations at the 2010 Census and 2020 Census, together with the official estimates as at mid 2023. Note all districts are on Sabu Island except for Raijua District, which encompasses Rai Jua or Raijua Island (37.27 km2) and uninhabited Rai Dana Island (0.89 km2) much further to the west. The table also includes the location of the district administrative centres, the number of administrative villages in each district (totaling 58 rural desa and 5 urban kelurahan), and its post code.

Notes: (a) including 2 kelurahan - Ledeunu and Ledeke. (b) including one kelurahan - Mebba. (c) including 2 kelurahan - Bolou and Limaggu.