Subulussalam (Jawoe: سبل السلام) is a city in the south of Aceh province of Indonesia. It is located inland on the island of Sumatra. On 2 January 2007, the provincial government of Aceh declared Subulussalam to be an independent city as a result of the administration being separated from that of Aceh Singkil Regency, of which it was formerly a part. It is located at . It covers a land area of 1,391 km2, and it had a population of 67,446 at the 2010 CensusBiro Pusat Statistik, Jakarta, 2011. and of 90,751 at the 2020 Census;Badan Pusat Statistik, Jakarta, 2021. the official estimate as at mid 2025 was 101,282 (comprising 51,396 males and 49,886 females).Badan Pusat Statistik, Jakarta, 27 February 2026, Kota Subussalam Dalam Angka 2026 (Katalog 1102001.1175) As a result, Subulussalam is the Indonesian city with the most sparse average population, with an overall population density in 2025 of only 72.81 people per km2, and including wide swathes of rural areas; Simpang Kiri District and Penanggalan District are the only districts with urban densities of population.
Administrative Districts Subulussalam city consists of five administrative districts (kecamatan), tabulated below with their areas and population totals from the 2010 Census and the 2020 Census, together with the official estimates for 2025.Badan Pusat Statistik, Jakarta, 27 February 2026, Kota Subussalam Dalam Angka 2026 (Katalog 1102001.1175) The table also includes the number of administrative villages (gampong) in each district, and its postal codes.
KodeWilayah Name ofDistrict(kecamatan) Area in km2 Pop'nCensus2010 Pop'nCensus2020 Pop'nEstimate2025No.ofvillagesPostcodes 11.75.01 Simpang Kiri Badan Pusat Statistik, Jakarta, 26 September 2024, Kecamatan Simpang Kiri Dalam Angka 2024 (Katalog-BPS 1102001.1175010). 213 27,573 35,886 39,365 1724781 11.75.02 Penanggalan Badan Pusat Statistik, Jakarta, 26 September 2024, Kecamatan Penanggalan Dalam Angka 2024 (Katalog-BPS 1102001.1175020). 93 11,479 16,916 19,704 1324780 11.75.03 Rundeng Badan Pusat Statistik, Jakarta, 26 September 2024, Kecamatan Rundeng Dalam Angka 2024 (Katalog-BPS 1102001.1175030). 320 10,994 14,142 15,429 2324779 11.75.04 Sultan Daulat Badan Pusat Statistik, Jakarta, 26 September 2024, Kecamatan Sultan Daulat Dalam Angka 2024 (Katalog-BPS 1102001.1175040). 602 12,960 17,126 18,923 1924783 11.75.05 Longkib Badan Pusat Statistik, Jakarta, 26 September 2024, Kecamatan Longkib Dalam Angka 2024 (Katalog-BPS 1102001.1175050). 163 4,440 6,681 7,861 1024782 Totals 1,391 67,446 90,751 101,282 82
Climate Subulussalam has a tropical rainforest climate (Af) with heavy to very heavy rainfall year-round.
See also
List of regencies and cities of Indonesia
References