Sumba - Administration

Administration

Sumba is part of the East Nusa Tenggara province. The island and the very small islands administered along with it are split into four regencies (local government districts); these are: Sumba Barat (West Sumba), Sumba Barat Daya (Southwest Sumba), Sumba Tengah (Central Sumba) and Sumba Timur (East Sumba). The island accounts for some 14.6% of the provincial population in 2010. The provincial capital is not located on the island, but in West Timor.

Name Capital Est. Statute Area (kmĀ²) Population
2010 Census
West Sumba Regency
(Sumba Barat)
Waikabubak 1958 UU 69/1958 737 111,023
East Sumba Regency
(Sumba Timur)
Waingapu 1958 UU 69/1958 7,000 227,835
Central Sumba Regency
(Sumba Tengah)
Waibakul 2007 UU 3/2007 1,869 62,510
Southwest Sumba Regency
(Sumba Barat Daya)
Tambolaka 2007 UU 16/2007 1,445 283,818
Sumba * 11,052 685,186

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