East Kotawaringin Regency

East Kotawaringin Regency (Indonesian: Kabupaten Kotawaringin Timur) is one of the thirteen regencies which comprise the Central Kalimantan Province on the island of Kalimantan (Borneo), Indonesia. The population of East Kotawaringin Regency was 374,175 at the 2010 Census, but the latest official estimate in January 2014 was 400,659. The town of Sampit is the capital of East Kotawaringin Regency.

Administrative Districts

East Kotawaringin Regency consists of fifteen districts (kecamatan), tabulated below with their populations at the 2010 Census:

District	Population 2010 Census
Mentaya Hilir Selatan (South Lower Mentaya)	20,801
Teluk Sampit	8,935
Pulau Hanaut (Hanaut Island)	15,473
Mentawa Baru/Ketapang	76,951
Seranau	9,587

District	Population 2010 Census
Mentaya Hilir Utara (North Lower Mentaya)	15,840
Kota Besi	14,980
Telawang	16,823
Baamang	51,538
Cempaga	19,076

District	Population 2010 Census
Cempaga Hulu (Upper Cempaga)	23,262
Parenggean	35,610
Mentaya Hulu (Upper Mentaya)	28,522
Bukit Santuai	8,038
Antang Kalang	28,741