East Sumba Regency
Kabupaten Sumba Timur | |
|---|---|
 Coat of arms | |
 Location within East Nusa Tenggara | |
  East Sumba Regency  East Sumba Regency East Sumba Regency (Lesser Sunda Islands)  East Sumba Regency East Sumba Regency (Indonesia) | |
| Coordinates: 9°53′00″S 120°15′00″E / 9.8833°S 120.2500°E | |
| Country |  Indonesia |
| Region | Lesser Sunda Islands |
| Province |  East Nusa Tenggara |
| Capital | Waingapu |
| Government | |
| • Regent | Gidion Mbilijora |
| • Vice Regent | Umbu Lili Pekuwali |
| Area | |
| • Total | 7,000.5 km2 (2,702.9 sq mi) |
| Population (mid 2023 estimate) | |
| • Total | 255,498 |
| • Density | 36/km2 (95/sq mi) |
| [1] | |
| Time zone | UTC+8 (ICST) |
| Area code | (+62) 387 |
| Website | sumbatimurkab |
East Sumba Regency (Indonesian: Kabupaten Sumba Timur) is geographically the largest of the four regencies which divide the island of Sumba, within East Nusa Tenggara Province of Indonesia. It occupies 62% (nearly two-thirds) of the entire island, being much less densely populated than the western third. The town of Waingapu is the capital of East Sumba Regency (its urban area comprises the kecamatan of Kota Waingapu and Kambera). The population of East Sumba Regency was 227,732 at the 2010 Census[2] and 244,820 at the 2020 Census;[3] the official estimate as at mid 2022 was 255,498 (comprising 131,082 males and 124,416 females).[1]