West Kalimantan is a province of Indonesia. It is one of five Indonesian provinces comprising Kalimantan, the Indonesian part of the island of Borneo. Its capital and largest city is Pontianak. It is bordered by East Kalimantan and Central Kalimantan to the east, the Malaysian state of Sarawak to the north, and the Bangka Belitung Islands to the west and the Java Sea to the south. The province has an area of 147,037 km2, and had a population of 4,395,983 at the 2010 Census and 5,414,390 at the 2020 Census; the official estimate as at mid 2023 was 5,623,328, and was projected to rise to 5,695,500 at mid 2024. Ethnic groups include the Dayak, Malay, Chinese, Javanese, Bugis, and Madurese. The borders of West Kalimantan roughly trace the mountain ranges surrounding the vast watershed of the Kapuas River, which drains most of the province. The province shares land borders with Central Kalimantan to the southeast, East Kalimantan to the east, and the Malaysian territory of Sarawak to the north.
Central Kalimantan is a province of Indonesia. It is one of five provinces in Kalimantan, the Indonesian part of Borneo. It is bordered by West Kalimantan to the west, South Kalimantan and East Kalimantan to the east, Java Sea to the south and is separated narrowly from North Kalimantan and Malaysia by East Kalimantan's Mahakam Ulu Regency. Its provincial capital is Palangka Raya and in 2010 its population was over 2.2 million, while the 2020 Census showed a total of almost 2.67 million; the official estimate as at mid 2023 was 2,774,747, and was projected to rise to 2,809,700 at mid 2024.
Bengkalis Regency is a regency of Indonesia in Riau Province. The regency was originally established in 1956 and then included most of the northern part of the province, but on 4 October 1999 it was divided up, with most of the territory being split off to form the new Rokan Hilir Regency, Siak Regency and the city of Dumai. On 19 December 2008 a further five districts were removed to create the new Meranti Islands Regency, leaving eight districts in the Bengkalis Regency. These eight districts has increased since 2010 to eleven by the splitting of existing districts on the Sumatran mainland.
Kapuas Hulu Regency is a regency in West Kalimantan province of Indonesia. Located around the upper drainage area of the Kapuas River, it has a total land area of 31,318.25 square kilometres or around 21.3% of West Kalimantan province's area. The regency seat is located in town of Putussibau, where most of its economic and government activities take place. Kapuas Hulu Regency is one of the few Indonesian regencies having a land border with another country. It is also the largest regency in the province by land area. Due to its relatively large area, it is sparsely populated compared to neighbouring regencies around it. The regency had a population of 222,160 at the 2010 Census and 252,609 according to the 2020 Census; the official estimate as at mid 2023 was 262,404.
Bulungan Regency is a regency of North Kalimantan Province in Indonesia. It covers an area of 13,181.92 km2 and had a population of 112,663 at the 2010 Census and 151,844 at the 2020 Census; the official estimate as at mid 2023 was 165,775. The administrative centre is at Tanjung Selor.
Indragiri Hulu is a landlocked regency (kabupaten) of Riau, Indonesia. It is located on the island of Sumatra. The original regency was split in two on 4 October 1999, with the western half being created as a separate Kuantan Singingi Regency. The regency now has an area of 8,198.71 km2 and had a population of 363,442 at the 2010 census, 408,704 at the 2015 census and 444,548 at the 2020 census; the official estimate as at mid 2023 was 472,799. The administrative seat of the regency is located at the town of Rengat.
South Hulu Sungai Regency is one of the regencies (kabupaten) in South Kalimantan province, Indonesia. It had an area of 1,804.94 km2, and a population of 212,485 at the 2010 Census and 228,006 at the 2020 Census; the official estimate as at mid 2023 was 237.319. The capital of the regency is the town of Kandangan, which is famous for its culinary ketupat Kandangan.
Tabalong Regency is the most northerly of the regencies in the Indonesian province of South Kalimantan, on Borneo Island. It was created on 14 July 1965 by splitting off the former northern districts of North Hulu Sungai Regency. It has a land area of 3,553.36 km2, and had a population at the 2010 Census of 218,620 and 253,305 at the 2020 Census; the official estimate as of mid-2023 was 262,631. The administrative capital is the town of Tanjung. The Regency's motto is "Saraba Kawa".
Tanah Bumbu is one of the regencies in the Indonesian province of South Kalimantan. It was formerly part of Kotabaru Regency, but was split off on 25 February 2003 to form a separate regency, following dissatisfaction on the Kalimantan mainland territories with administration from Laut Island. It covers an area of 4,890.3 km2 and had a population of 267,929 at the 2010 Census and 322,646 at the 2020 Census; the latest official estimate is 343,741. The regency's capital is the town of Batulicin.
Sanggau Regency is a regency in the north-central section of West Kalimantan province of Indonesia. On 18 December 2003, the regency's eastern portion was split off to create a new regency called Sekadau, leaving Sanggau with an area of 12,857.7 km2 (5,000 sq mi). As of the 2020 census, Sanggau Regency had a population of 484,836; the official estimate as at mid 2023 was 503,937. Alongside the Landak, Sekadau, and Sintang regencies, it is one of four West Kalimantan regencies with a predominantly Catholic populations.
Kapuas Regency is one of the thirteen regencies which divide Central Kalimantan Province, on the island of Kalimantan, Indonesia. It formerly covered a wider area, but on 10 April 2002 two further regencies were cut out of its western districts, and the residual area is now 17,070.39 km.2 Its population was 329,646 at the 2010 Census and 410,446 at the 2020 Census; the official estimate as at mid 2023 was 425,186. The administrative centre is the town of Kuala Kapuas near the coast, but the largest town is Selat, which includes 8 of the regency's 15 urban kelurahan, and had 72,382 inhabitants in mid 2023.
Katingan Regency is one of the thirteen regencies which comprise the Central Kalimantan Province on the island of Kalimantan (Borneo), Indonesia. It was created on 10 April 2002 from what were previously the eastern districts of East Kotawaringin Regency. The town of Kasongan is the capital of the Regency, which covers an area of 20,382.26 km2. The population of Katingan Regency was 146,439 at the 2010 Census and 162,222 at the 2020 Census; the official estimate as at mid 2023 was 177,106.
West Kotawaringin Regency is one of the thirteen regencies which comprise the Central Kalimantan Province on the island of Kalimantan (Borneo), Indonesia. It originally comprised the whole western part of the province, having been split from a single Kotawaringin Regency on 26 June 1959 into separate regencies for West and East Kotawaringin, but on 10 April 2002 the most westerly districts of West Kotawaringin were split off to form the new Lamandau Regency and Sukamara Regency. The residual West Kotawaringin Regency has a land area of about 10,816.56 km2, and its population was 235,803 at the 2010 Census and 270,388 at the 2020 Census; the official estimate as at mid 2023 was 280,812. The large town of Pangkalan Bun in Arut Selatan District is the capital of West Kotawaringin Regency.
East Kotawaringin Regency is one of the thirteen regencies which comprise the Central Kalimantan Province on the island of Kalimantan (Borneo), Indonesia. It originally covered a much larger part of the province, having been split from a single Kotawaringin Regency on 26 June 1959 into separate regencies for East and West Kotawaringin, but on 10 April 2002 several districts in the west of the regency were split off to form the new Seruyan Regency, and several districts in the east of the regency were similarly split off to form the new Katingan Regency. The area of the residual East Kotawaringin Regency is 16,796 km2, and its population was 374,175 at the 2010 Census, and 428,900 at the 2020 Census; the official estimate as at mid 2023 was 443,359. The town of Sampit is the capital of East Kotawaringin Regency.
Pulang Pisau Regency is one of the thirteen regencies which comprise the Central Kalimantan Province on the island of Kalimantan (Borneo), Indonesia. It was created on 10 April 2002 from what were previously the southwest districts of Kapuas Regency. The town of Pulang Pisau is the capital of Pulang Pisau Regency. The land area of Pulang Pisau Regency is 9,650.86 km2, and its population was 120,062 at the 2010 Census and 134,499 at the 2020 Census; the official estimate as at mid 2023 was 138,119.
Sukamara Regency is one of the thirteen regencies which comprise the Central Kalimantan Province on the island of Kalimantan (Borneo), Indonesia. It was created on 10 April 2002 from the former southwest part of West Kotawaringin Regency. The town of Padang contains the administrative centre of Sukamara Regency, and had a population of 6,555 in mid 2023. The Regency covers an area of 3,827 km2, and had a population of 44,952 at the 2010 Census and 63,464 at the 2020 Census; the official estimate as at mid 2023 was 63,039.
Seruyan Regency is one of the thirteen regencies which comprise the Central Kalimantan Province on the island of Kalimantan (Borneo), Indonesia. It was created on 10 April 2002 from what were previously the western districts of East Kotawaringin Regency. The town of Kuala Pembuang in Seruyan Hilir District is the capital of Seruyan Regency. The population of the Regency was 139,931 at the 2010 Census and 162,906 at the 2020 census; the official estimate was at mid 2023 was 154,377.
Ketapang Regency is a regency in the south of the province of West Kalimantan, on the island of Borneo in Indonesia. Ketapang Regency occupies an area of 31,588 km2, and at the census in 2010 it had 427,460 inhabitants following the splitting off of five districts in the north-west of the regency on 2 January 2007 to form the new North Kayong Regency; the 2020 census revealed a growth in population to 570,657 over the intervening decade; the official estimate as at mid 2023 was 592,521. The principal town lies at Ketapang.
Melawi Regency is a regency of West Kalimantan province of Indonesia. It was created on 18 December 2003 from what was previously part of Sintang Regency. It covers an area of 10,640.8 km2, and had a population of 178,645 at the 2010 Census and 228,270 at the 2020 Census; the official estimate as at mid 2023 was 239,502. The principal town lies at Nanga Pinoh.
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