West Tulang Bawang Regency () is a regency (kabupaten) of Lampung Province, Sumatra, Indonesia. It was created on 29 October 2008 from what were formerly the western districts of Tulang Bawang Regency. It has a land area of 1,257.09 km2 and had a population of 250,707 people at the 2010 CensusBiro Pusat Statistik, Jakarta, 2011. and 286,162 at the 2020 Census;Badan Pusat Statistik, Jakarta, 2021. the official estimate as at end 2025 was 301,790 (comprising 153,445 males and 148,345 females).Badan Pusat Statistik, Jakarta, 27 February 2026, Kabupaten Tulang Bawang Barat Dalam Angka 2026 (Katalog-BPS 1102001.1812) The regency seat is the town of Panaragan Jaya.
Administrative districts At the time of the 2010 Census the Regency comprised eight districts (kecamatan), but subsequently a ninth district - Batu Putih - was created from the southwest part of Gunung Terang District. The first three districts listed below lie south of the Tulang Bawang River (although Tulang Bawang Udik District straddles the river in the west), while the other six districts lie north of the river. The districts are listed below with their areas and their populations at the 2010 Census and the 2020 Census, together with the official estimates as at end 2025.Badan Pusat Statistik, Jakarta, 27 February 2026, Kabupaten Tulang Bawang Barat Dalam Angka 2026 (Katalog-BPS 1102001.1812) The table also includes the locations of the district administrative centres, the number of administrative villages in each district (totalling 93 rural desa and 3 urban kelurahan), and its post code.
Kode Wilayah Name ofDistrict(kecamatan) Areainkm2 Pop'n 2010Census Pop'n 2020Census Pop'n end 2025Estimate AdmincentreNo.ofvillagesPostcode 18.12.03 Tulang Bawang Udik 213.70 29,969 33,231 34,545Karta 934791 18.12.02 Tumijajar 113.22 40,547 44,658 46,273Dayamurni 10 (a)34794 18.12.01 Tulang Bawang Tengah (Central Tulang Bawang) 247.47 76,559 86,351 90,509Panaragan Jaya 19 (b)34793 18.12.08 Pagar Dewa 139.29 5,131 6,781 7,153Pagar Dewa 634792 18.12.07 Lambu Kibang 84.82 21,831 23,278 24,804Kibang Budi Jaya 1034787 18.12.04 Gunung Terang 72.17 30,228 19,472 20,361Gunung Terang 1034784 18.12.09 Batu Putih 100.84 (c) 16,655 18,044Margo Mulyo 1034785 18.12.05 Gunung Agung 211.89 28,057 33,079 35,423Tunas Jaya 1334783 18.12.06 Way Kenanga 73.69 18,385 22,657 24,278Balam Jaya 934788 Totals 1,257.09 250,707 286,162 301,790Panaragan Jaya 96
Notes: (a) including kelurahan of Sumber Rejo. (b) including the two kelurahan of Panaragan Jaya and Mulyo Asri. (c) the 2010 population of Batu Putih District was included in the figure for Gunung Terang District, from which it was subsequently cut out.
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