East Ogan Komering Ulu Regency (Kabupaten Ogan Komering Ulu Timur) is a regency of South Sumatra Province, Indonesia. It was created on 18 December 2003 from what had formerly been the eastern districts of Ogan Komering Ulu Regency. It covers an area of 3,370 km2 and had a population of 609,982 at the 2010 CensusBiro Pusat Statistik, Jakarta, 2011. and 649,853 at the 2020 Census;Badan Pusat Statistik, Jakarta, 2021. the official estimate as at mid 2025 was 706,334 (comprising 360,715 males and 345,619 females).Badan Pusat Statistik, Jakarta, 27 February 2026, Kabupaten Ogan Komering Ulu Timur Dalam Angka 2026 (Katalog-BPS 1102001.1609) The regency seat is the town of Martapura. It borders Ogan Ilir Regency to the north, Ogan Komering Ulu Regency to the west, Ogan Komering Ilir Regency in the east and Lampung Province and South Ogan Komering Ulu Regency in the south.
Administrative districts
This Regency is administratively composed of twenty districts (kecamatan), comprising 191 villages. Their areas (in km2) and their populations at the 2010 and 2020 Censuses are listed below, together with the official estimates as at mid 2025.Badan Pusat Statistik, Jakarta, 27 February 2026, Kabupaten Ogan Komering Ulu Timur Dalam Angka 2026 (Katalog-BPS 1102001.1609) The table also includes the locations of the district administrative centres, the number of administrative villages in each district (totaling 305 rural desa and 7 urban kelurahan - the latter all in Martapura District), and its post code.
Kode Wilayah Name ofDistrict(kecamatan) Area inkm2 Pop'nCensus2010 Pop'nCensus2020 Pop'nEstimatemid 2025 Admin centreNo.ofvillagesPost code 16.08.01 Martapura 102.16 48,141 54,806 61,247Martapura 16 (a) 32311- 32319 16.08.11 Bunga Mayang 113.54 15,841 17,460 19,295Negeri Ratu 8 32387 16.08.16 Jayapura 230.17 11,635 14,957 17,469Bunga Mayang 8 32381 16.08.05 Buay Pemuka Peliung 154.13 31,514 33,733 36,991Pulau Negara 13 32367 16.08.02 Buay Madang 114.36 35,689 37,036 39,853Kurungan Nyawa 17 32361 16.08.12 Buay Madang Timur (East Buay Madang) 156.25 53,450 56,277 60,085Karang Tengah 30 32360 16.08.20 Buay Pemuka Bangsa Raja 192.95 11,055 11,914 13,079Muncak Kabau 7 32364 16.08.06 Madang Suku II 129.34 28,522 30,372 32,885Kota Negara 19 32366 16.08.13 Madang Suku III 195.32 23,670 25,295 25,880Batumarta VI 10 32365 16.08.07 Madang Suku I 211.25 34,019 35,493 39,552Rasuan 13 32362 16.08.18 Belitang Madang Raya 163.59 40,837 44,704 48,689Tugu Mulyo 16 32363 16.08.03 Belitang 354.50 50,509 51,300 55,014Gumawang 23 32382 16.08.17 Belitang Jaya 91.97 18,204 20,296 21,987Karsa Jaya 13 32380 16.08.10 Belitang III 153.87 32,951 35,413 37,799Nusa Bakti 20 32385 16.08.09 Belitang II 153.59 39,746 41,961 45,254Sumber Jaya 24 32383 16.08.19 Belitang Mulya 45.97 19,853 20,735 22,178Petanggan 12 32388 16.08.08 Semendawai Suku III 297.77 36,842 39,221 42,546Sriwangi 19 32386 16.08.15 Semendawai Timur (East Semendawai) 183.27 32,693 33,298 36,843Burnai Mulya 19 32385 16.08.04 Cempaka 101.00 25,263 25,629 26,981Cempaka 13 32384 16.08.14 Semendawai Barat (West Semendawai) 225.00 19,548 19,953 22,707Betung 12 32384 Totals 3,370.00 609,982 649,853 706,334Martapura 312 Note: (a) comprising 7 kelurahan (Bukit Sari, Dusun Martapura, Paku Sengkunyit, Pasar Martapura, Sungai Tuha Jaya, Terukis Rahayu and Veteran Jaya) and 9 desa.
Economy The regency is one of the major rice producing areas of South Sumatra, mainly concentrated in the Belitang District, Buay Madang District, Cempaka District and Martapura Districts with a large-scale irrigation scheme covering some 120,000 hectares. Other crops include rubber, coffee, black pepper, coconut, palm oil and fruits such as orange, durian, duku, rambutan and banana.
Notable people
Former Constitutional Court judge Ahmad Natabaya was born in the regency in the village of Cempaka.Prof. H Ahmad Syarifuddin Natabaya, SH, LLM. Sriwijaya University website, 6 December 2008. Accessed 18 October 2016.
References