West Kutai Regency

West Kutai Regency () is a regency ("kabupaten") in the Indonesian province of East Kalimantan. It had an area of 35,697 km2 and a population of 165,091 at the 2010 Census, but in December 2012 the five northernmost districts were split off to form a new Mahakam Ulu Regency; the residual area of 13,709.92 km2 had a population of 140,097 at the 2010 Census, while the latest estimate (for mid 2019) is 148,020. The town of Sendawar is the administrative capital.
Administrative Districts.
Following the removal of the northern five districts in December 2012 to form the new Mahakam Ulu Regency, the residual West Kutai Regency is divided into sixteen districts ("kecamatan"), tabulated below with their areas and their 2010 and 2015 Census populations The table also includes the number of administrative villages (rural "desa" and urban "kelurahan") in each district, and its postal codes.
Notes: (a) except the four villages of Abit, Muara Jawaq, Rembayan and Tondah (which share a postcode of 75774). (b) includes the riverine island of Pulau Kualan.