Indicator	Value
Total population	71,700,000 peopleUN DESA WPP [2024] 71,670,000 people·World Bank WDI [2024] 71,670,000 people
Median age	40.1 yearsUN DESA WPP [2024]
Life expectancy	76.4–76.6 yearsWorld Bank WDI [2024] 76.56 years·UNDP HDI [2023] 76.41 years
Ethnic groups	Thai 97.5%, Burmese 1.3%, other 1.1%, unspecified <0.1% (2015 est.); note: data represent population by nationalityCIA World Factbook [2025] · 2026 archive
Languages	Thai (official) only 90.7%, Thai and other languages 6.4%, only other languages 2.9% (includes Malay, Burmese); English is a secondary language among the elite (2010 est.)CIA World Factbook [2025] · 2026 archive
Religions	Buddhist 92.5%, Muslim 5.4%, Christian 1.2%, other 0.9% (includes animist, Confucian, Hindu, Jewish, Sikh, and Taoist) (2021 est.)CIA World Factbook [2025] · 2026 archive
Urbanization	53.6% of total population (2023)CIA World Factbook [2025] · 2026 archive
Population growth	-0.048 %World Bank WDI [2024]
Birth rate	8.12 per 1,000World Bank WDI [2024]
Death rate	9.03 per 1,000World Bank WDI [2024]
Urban population	61.9 %World Bank WDI [2024]
Languages (structured)	Akeu / Akha / Ban Khor Sign Language / Bisu / Blang / Burmese / Bwe Karen / Central Chong / Central Khmer / Central Malay / Chiangmai Sign Language / Chong of Chanthaburi / Eastern Kayah / Eastern Lawa / Hmong Daw / Hmong Njua / Iu Mien / Jehai / Kayan Lahwi / Kedah-Perak Malay / Kelantan-Pattani Malay / Kensiu / Khmu / Khün / Kintaq / Kuy / Lahu / Lahu Shi / Lamet / Lao / Lisu / Lua' / Lü / Mal / Mang / Maniq / Mlabri / Mok / Moken / Moklen / Mon / Mpi / Northeastern Thai / Northern Khmer / Northern Thai / Nyahkur / Nyeu / Old Bangkok Sign Language / Old Mon / Pa'o Karen / Phrae Pwo Karen / Phu Thai / Phuan / Phunoi / Prai / Pray 3 / Pwo Eastern Karen / Pwo Northern Karen / Pwo Western Karen / Rohingya / Ruching Palaung / S'gaw Karen / Sa'och / Saek / Samre of Siem Reap / Samtao / Shan / Southern Thai / Sô / Tai Dam / Tai Nüa / Thai / Thai Sign Language / Thai Song / Thavung / Ugong / Urak Lawoi' / Western Bru / Western Cham / Western Kayah / Western Lawa / Yong / YoyGlottolog [2026]