East Kutai Regency

East Kutai Regency (Kabupaten Kutai Timur) is a regency of East Kalimantan province, Indonesia. It has an area of 31,239.84 km2 and had a population of 253,904 at the 2010 census and 434,459 at the 2020 census; the official estimate as at mid 2023 was 455,504 (comprising 244,525 males and 210,979 females). The town of Sangatta is the capital of the regency.

There are several coal mining companies with concessions around this regency, including Kaltim Prima Coal, one of the largest coal mining companies in Indonesia. The regency also contains one of the largest coal mines in Asia - the East Kutai coal mine.

East Kutai is home to the world's oldest known figurative art at Lubang Jeriji Saléh.

Administrative Districts
East Kutai Regency is divided into eighteen districts (kecamatan), tabulated below with their areas and their 2010 and 2020 census populations, together with the official estimates as at mid 2023. Note the mid-2023 official population estimates for the districts only add up to 429,640 although the regency population (in the same official government document) is given as 455,504. The table also includes the locations of the district administrative centres, the number of administrative villages in each district (a total of 139 rural desa and 2 urban kelurahan), and its postal codes.

Notes: (a) except the village of Kelinjau Ulu (which has a postcode of 75556). (b) includes the kelurahan of Teluk Lingga. (c) includes the kelurahan of Singa Geweh. (d) includes 16 islands off the coast of Kalimantan. (e) includes 8 islands off the coast of Kalimantan.

Climate
Sangatta, the seat of the regency has a tropical rainforest climate (Af) with moderate rainfall from July to October and heavy rainfall from November to June.