Subulussalam (Jawoë: 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 2.6423°N, 98.0041°W. It covers an area of 1,391 km2, and it had a population of 67,446 at the 2010 Census and of 90,751 at the 2020 Census; the official estimate as in mid 2023 was 97,770 (comprising 49,653 males and 48,117 females). As a result, Subulussalam is the most sparsely-populated city in Indonesia, with a population density of only 70.3 people per km2.

Administrative Districts

Subulussalam city consists of five districts (kecamatan), tabulated below with their areas and population totals from the 2010 Census and the 2020 Census, together with the official estimates for mid 2023. The table also includes the number of administrative villages (gampong) in each district, and its postal codes.

Climate

Subulussalam has a tropical rainforest climate (Af) with heavy to very heavy rainfall year-round.