Alahan Panjang is a village in the kecamatan of Lembah Gumanti, Solok, West Sumatra, Indonesia. The village is located on Kerinci Seblat National Park's eastern slopes, at an altitude of 1,400–1,600 metres, near Mount Talang. Situated between Alahan Panjang and the other nearby major town of Muara Labuh are the subvillages of Air Dingin Barat, Alang Laweh, and Sungai Kalau II.