NESDC forecasts suggest Thailand’s population will peak at 67.19 million in 2028, then decline to 67 million by 2033 and 66.18 million by 2037.

Thailand has the second-oldest population in South-East Asia, after Singapore. Thawatchai Potin in Bangkok is one of them. He has been repairing fans for a living since he was 25.

Of the total population, 5.47 million lived in the city of Bangkok. The 66,052,615 people comprised 65,061,190 with Thai nationality and a further 991,425 with non-Thai nationality.

About 18% of Thailand's population is aged over 60. The ratio of working-aged to elderly people last year was 3.4, but by 2040 officials forecast it could be 1.7.

NESDC forecasts suggest Thailand’s population will peak at 67.19 million in 2028, then decline to 67 million by 2033 and 66.18 million by 2037.