Blangkejeren is a small town and an administrative district (kecamatan) in Aceh Province of Indonesia. The town is the seat (capital) of Gayo Lues Regency. The district has an area of with a population of 32,597 people as of mid 2025, giving a population density of .Badan Pusat Statistik, Jakarta, 27 February 2026, Kabupaten Gayo Lues Dalam Angka 2026 (Katalog-BPS 1102001.1113) The town (gampong), Kota Blaenkejeren, is located within the district, and covers an area of 0.42 km2 with a population of 2,856 as at mid 2024, although adjoining gampong such as Kuta Lintang (4,218 inhabitants) and Kampung Jawa (2,644 inhabitants) form part of a common built-up area.Badan Pusat Statistik, Jakarta, 26 September 2025, Kecamatan Blangkejeren Dalam Angka 2025 (Katalog-BPS 1102001.1113020)
Blangkejeren is located in the upper reaches of the Tripa River Basin, at an elevation of approximately 920 metres above sea level. It is a highland town nestled in the Bukit Barisan mountain range of Sumatra.
Climate Blangkejeren has a tropical rainforest climate (Af) with moderate to heavy rainfall year-round.
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