Chiang Mai, sometimes written as Chiengmai or Chiangmai, is the largest city in northern Thailand, the capital of Chiang Mai province and the second largest city in Thailand. It is 700 km north of Bangkok in a mountainous region called the Thai highlands and has a population of approximately 127,000 within the city municipality, as of 2023. However, the greater urban area, which includes surrounding districts such as Hang Dong, San Sai, and Saraphi, forms a metropolitan region with an estimated population exceeding 1 million. At the provincial level, Chiang Mai had a projected population of 1.8 million in 2023, according to Thailand's National Statistical Office.