Bagakhangai (Mongolian: Багахангай, small wooded area) is one of nine düüregs (districts) of the Mongolian capital of Ulaanbaatar. Bagakhangai is an exclave of 140 square kilometres or 54 square miles southeast of the main part of the capital surrounded by Töv Province. It was established as the home of a Soviet military air base. It is subdivided into two khoroos (subdistricts), #1 (Mongolian: Нэгдүгээр) khoroo and #2 (Mongolian: Хоёрдугаар) khoroo.