Central Thailand (Central Plain) (historically also known as Siam or Dvaravati ) is one of the regions of Thailand , covering the broad alluvial plain of the Chao Phraya River . It is separated from northeast Thailand ( Isan ) by the Phetchabun mountain range . The Tenasserim Hills separate it from Myanmar to the west. In the north it is bounded by the Phi Pan Nam Range , one of the hilly systems of northern Thailand . The area was the heartland of the Ayutthaya Kingdom (at times referred to as Siam ) and is still the dominant area of Thailand since it contains the world's most primate city , Bangkok .
12-451: The grouping of Thai provinces into regions follow two major systems in which Thailand is divided into either four or six regions . In the six-region system, commonly used in geographical studies, central Thailand extends from Sukhothai and Phitsanulok Provinces in the north to the provinces bordering the Gulf of Thailand in the south, excluding the mountainous provinces bordering Myanmar to
24-609: Is 67,473 km (26,051 sq mi), while the total forest area is 22,374 km (8,639 sq mi) or 33.2 percent of this regional area. There are several different systems of dividing modern Thailand into different regions, which gives slightly different boundaries for Central Thailand. In the geographic six-region system, the central region includes the following 22 provinces, divided into three groups: The four-region system includes 26 provinces in its definition of Central Thailand. Especially for statistical purposes, they are divided into four groups: The eastern region
36-433: Is listed by eastern Thailand. For FY 2018, Central Region had a combined economic output of 863.328 billion baht (US$ 27.85 billion), or 5.3 percent of Thailand's GDP. Ayutthaya province had an economic output of 412.701 billion baht (US$ 13.3 billion). This amounts to GPP per capita of 454,953 baht (US$ 14,676), 40 percent more than Saraburi province, next in the ranking and three times more than for all subsequent provinces in
48-495: Is sometimes listed as a separate region distinct from Central Thailand: sometimes only the four coastal provincesand sometimes the above list excluding Nakhon Nayok. None of those regions are political subdivisions; they are only geographical or statistical groupings. For economic statistics of Central Thailand by National Statistical Office (NSO) the following six provinces are listed: 1.Ang Thong 2.Ayutthaya 3.Chai Nat 4.Lopburi 5.Saraburi 6.Sing Buri However Nakhon Nayok province
60-447: Is the aggregate of gross value added (GVA) of all resident producer units in the region, and analogous to national gross domestic product . The GRDP includes regional estimates on the three major sectors including their sub-sectors, namely: "The GRDP is usually presented in nominal and real terms. Nominal GRDP measures the value of the outputs of the economy at current prices. Real GRDP referred to as GRDP at constant prices, measures
72-481: The central region. Thailand's economic activities are concentrated in Bangkok and the central region. In 2013, the central region's gross regional product (GRP) contributed 40.9 percent to Thailand's GDP . Other regions accounted for 10.9 percent (northeastern); 8.8 percent (northern); and 8.6 percent (southern). GRP per capita varied. The average GRP per capita of the central region was 280,734 baht , while that of
84-495: The largest subdivisions of the country. In contrast to the administrative divisions of the provinces of Thailand , the regions no longer have an administrative character, but are used for statistical or academic purposes. A six-region system is commonly used for geographical and scientific purposes. This system dates to 1935. It was formalised in 1977 by the National Geographical Committee, which
96-412: The northeastern region was 74,532 baht. This is a list of the 4 Thai regions and the capital city of Bangkok by Human Development Index as of 2024 with data for the year 2022. Gross regional product Gross regional domestic product ( GRDP ), gross domestic product of region ( GDPR ), or gross state product ( GSP ) is a statistic that measures the size of a region 's economy . It
108-470: The northern region. This is also the regional system most commonly used on national television, when discussing regional events. It divides the country into the following regions: The Thai Meteorological Department divides the country into six regions for meteorological purposes. It differs from the four-region system in that the east is regarded as a separate region, the south is divided into east and west coasts, and Nakhon Sawan and Uthai Thani are grouped in
120-545: The ranking. 15°N 100°E / 15°N 100°E / 15; 100 Regions of Thailand Thailand is variably divided into different sets of regions , the most notable of which are the six-region grouping used in geographic studies, and the four-region grouping consistent with the Monthon administrative regional grouping system formerly used by the Ministry of Interior . These regions are
132-457: The west and the coastal provinces of the east. The four-region system includes provinces only as far north as Chai Nat , Sing Buri and Lopburi and extends west and east to the borders of Myanmar and Cambodia. The central region, as defined by Royal Forest Department in 2019, consists of 18 provinces (7 provinces of Greater Bangkok, 8 provinces of South Central Thailand and 3 provinces of Western Thailand). The total area of this central region
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#1732765619760144-490: Was appointed by the National Research Council. It divides the country into the following regions: The four-region system, used in some administrative and statistical contexts, and also as a loose cultural grouping, includes the western and eastern regions within the central region, while grouping the provinces of Sukhothai, Phitsanulok, Phichit, Kamphaeng Phet, Phetchabun, Nakhon Sawan, and Uthai Thani in
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