Southwest Aceh Regency () is a regency in the Aceh Province of Indonesia. The regency was created on 10 April 2002 from the northwestern districts of South Aceh Regency. It is located on the west side of the island of Sumatra. The regency covers an area of 1,882.99 square kilometres and according to the 2010 census had a population of 126,036;Biro Pusat Statistik, Jakarta, 2011. this rose to 140,366 at the 2015 Census, and to 150,775 at the 2020 Census;Badan Pusat Statistik, Jakarta, 2021. the official estimate as of mid 2025 was 156,737.Badan Pusat Statistik, Jakarta, 27 February 2026, Kabupaten Aceh Barat Daya Dalam Angka 2026 (Katalog-BPS 1102001.1112) The seat of the regency government is the town of Blangpidie.

Administrative districts The regency is divided administratively into nine districts (kecamatan), tabulated below with their areas (in km2) and their populations at the 2010 Census and the 2020 Census, together with the official estimates as of mid 2025.Badan Pusat Statistik, Jakarta, 27 February 2026, Kabupaten Aceh Barat Daya Dalam Angka 2026 (Katalog-BPS 1102001.1112) The table also includes the locations of the district administrative centres, the number of villages (gampong) in each district, and its postal codes.

KodeWilayah Name ofDistrict(kecamatan) Area in km2 Pop'nCensus2010 Pop'nCensus2020 Pop'nEstimatemid 2025 Admin centre No. ofvillagesPostcodes 11.12.03 Manggeng 100.6812,67015,33115,688Kedai Manggeng1823760 11.12.09 Lembah Sabil 110.239,77111,12111,372Cot Bak U1423762 11.12.02 Tangan-Tangan 63.6011,50913,70414,173Tanjung Bunga1523768 11.12.07 Setia 30.217,4618,6738,987Lhang923763 11.12.01 Blangpidie 486.9520,08423,81024,319Pasar Blangpidie2023764 11.12.08 Jeumpa 225.789,48111,33811,718Alue Sungai Pinang1223769 11.12.04 Susoh 18.7120,90124,61925,486Padang Baru2923765 11.12.05 Kuala Batee 287.3217,74021,38322,651Pasar Kota Bahagia2123766 11.12.06 Babahrot 559.5216,41920,79622,343Pante Rakyat1423767 Totals 1,882.99126,036 150,775156,737Blangpidie152

See also

List of regencies and cities of Indonesia

References