South Bangka Regency (Indonesian: Kabupaten Bangka Selatan) is a regency (kabupaten) of Bangka Belitung Islands Province, Indonesia. It is situated in the southern part of Bangka Island, and was created on 25 February 2003 from what had formerly been the southern districts of Bangka Regency. Its only land border is with Central Bangka Regency to the north. It also includes several small islands off the southeast coast of Bangka Island in the Gaspar Strait, such as Lepar and Pongok. The regency covers a land area of 3,607.08 km2 and had a population of 172,476 at the 2010 Census and 198,189 at the 2020 Census; the official estimate as of mid 2025 was 219,904 (comprising 113,527 males and 106,377 females). Its administrative headquarters are in the town of Toboali.
Administrative districts
At the time of the 2010 Census, the Regency was divided into seven districts (kecamatan), but in 2013 an eighth district was added by the splitting of the Lepar Pongok District into separate districts based on Lepar Island and Pongok Island respectively. The districts are tabulated below with their areas and their populations at the 2010 Census and 2020 Census, together with the official estimates as of mid 2025. The table also includes the locations of the district administrative centres, the numbers of administrative villages in each district (totaling 50 rural desa and 3 urban kelurahan), and its postal code.
Notes: (a) includes 3 offshore islands. (b) includes 6 offshore islands. (c) includes 22 offshore islands. (d) includes three kelurahan - Tanjung Ketapang, Teladan and Toboali. (e) Lepar Pongok and Kepulauan Pongok Districts between them include 28 offshore islands. (f) the population of Kepulauan Pongok District for 2010 is included with the figure for Lepar District, from which it was divided in 2013.