Nakhon Ratchasima Province
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| Nakhon Ratchasima Province | |
|---|---|
| Name | Nakhon Ratchasima Province |
| Native name | นครราชสีมา |
| Settlement type | Province |
| Subdivision type | Country |
| Subdivision name | Thailand |
| Seat type | Capital |
| Seat | Nakhon Ratchasima |
| Area total km2 | 20,494 |
| Population total | 2,647,000 |
| Population as of | 2020 |
| Density km2 | 129 |
| Timezone | ICT |
| Utc offset | +7 |
Nakhon Ratchasima Province is a large administrative province in northeastern Thailand forming a gateway between the Isan plateau and the Central Plains. The province covers diverse terrain from the Phetchabun Mountains foothills to agricultural lowlands and hosts major transport corridors such as the Mittraphap Road and the SRT Northeastern railway. Its capital, often called Korat, serves as a regional hub connecting to Bangkok, Khon Kaen, and Udon Thani.
Geography
The province lies at the southwestern edge of the Khorat Plateau and includes parts of the Dong Phaya Yen Mountains and the Phu Phan Range, sharing natural corridors with Saraburi Province and Chaiyaphum Province. Major rivers include the Mun River tributaries that drain toward the Mekong River, while protected areas such as Khao Yai National Park and Thap Lan National Park conserve dry evergreen forest typical of the Peninsular Thailand moist forests ecoregion. Climate is tropical savanna under the Köppen climate classification, with seasonal monsoon influence from the Southwest Monsoon and the Northeast Monsoon dictating wet and dry cycles that shape rice cultivation linked to irrigation schemes drawing from reservoirs like Lam Takhong Reservoir.
History
Settlement in the area dates to prehistoric times with archaeological sites connected to the Ban Chiang cultural sphere and later affiliation to the Dvaravati and Chenla polities before assimilation into the Khmer Empire. In the medieval period, outposts related to the Ayutthaya Kingdom and frontier defenses against Lan Xang and Burmese–Siamese Wars developed around the strategic fort of Phimai near the Prasat Hin Phimai. The region was reorganized during the reign of Rama I and expanded under King Mongkut through administrative reforms influenced by the Thesaphiban system that integrated Korat into the modern Siam state. Twentieth-century events include railway construction by the State Railway of Thailand and military engagements during the Franco-Thai War and internal security operations connected to the Communist insurgency in Thailand.
Administration
Administratively the province is divided into multiple amphoe (districts) including Mueang Nakhon Ratchasima District, Pak Thong Chai District, Bua Yai District, and Prathai District, each containing tambon subdistricts and muban villages. Provincial governance operates through a Provincial Administration Organisation (PAO) and municipal bodies such as the Nakhon Ratchasima Municipality, reflecting reforms influenced by the Local Government Act (1999). National representation stems from constituencies electing members to the House of Representatives of Thailand, while law enforcement involves coordination with the Royal Thai Police and Royal Thai Army units stationed in regional bases like Fort Suranaree.
Economy
The provincial economy blends agriculture, industry, and services; staple crops include rice, cassava, and maize cultivated on the Isan plain, with agribusiness linkages to the Thai Chamber of Commerce and export gateways via Laem Chabang Port. Industrial estates such as Amata City and the Hemaraj Eastern complex host manufacturing for automotive assemblers, electronics firms, and petrochemical plants supplying regional supply chains tied to AEC integration. The province supports educational institutions like Nakhon Ratchasima Rajabhat University and Suranaree University of Technology that contribute research for agricultural extension programs funded by ministries including the Ministry of Agriculture and Cooperatives and the Ministry of Higher Education, Science, Research and Innovation.
Demographics and Culture
The population reflects ethnic and linguistic diversity with speakers of Isan language, Thai language, and pockets of Lao heritage integrated into local identity expressed through festivals like Bun Bang Fai and the Phi Ta Khon motifs found in neighboring provinces. Religious life centers on Theravada Buddhism with notable monasteries such as Wat Phra Narai Maharat and Wat Sala Loi, while minority faiths include communities of Christianity in Thailand and Islam in Thailand. Cultural institutions include the Dan Kwian pottery village and the conservation of folk music traditions linked to Mor lam performers and regional dance forms patronized by provincial cultural offices collaborating with the Fine Arts Department (Thailand).
Transportation and Infrastructure
Major transportation corridors include the Mittraphap Road (Highway 2), the Friendship Highway connections toward Nong Khai, and the Asian Highway Network segments passing through the province. The State Railway of Thailand provides rail service on the Northeastern Line with stations in Korat and Bua Yai Junction, and the Nakhon Ratchasima Airport (planned expansions) links to domestic hubs like Don Mueang International Airport and Suvarnabhumi Airport. Energy and water infrastructure features the Lam Takhong Pumped Storage Project and transmission lines managed by the Electricity Generating Authority of Thailand and the Metropolitan Waterworks Authority for urban supply.
Tourism and Landmarks
Tourist draws include the Khmer-style sanctuary Prasat Hin Phimai, the historical monument Thao Suranaree Monument in the provincial capital, and eco-tourism destinations within Khao Yai National Park and Phu Phan National Park. Cultural sites such as the Dan Kwian Pottery Village and annual events at Suranaree University of Technology attract visitors alongside markets like Talat Mor Luang and festivals linked to the Songkran Festival and regional celebrations supported by the Tourism Authority of Thailand. Natural attractions such as Khao Yai Waterfall and archaeological parks connected to the Khmer architecture trail provide heritage tourism integrated with conservation programs run by the Department of National Parks, Wildlife and Plant Conservation.