Forecast: Population in Urban Agglomerations of More Than 1 Million in Thailand

In 2023, Thailand's population in urban agglomerations of more than 1 million stood at approximately 15.1 million. From the available forecasted data, there is a steady increase observed in the coming years. By 2024, this population is projected to reach 15.324 million, representing a year-on-year increase of 1.5%. Subsequent years also show a consistent rise: a 1.4% increase to 15.546 million in 2025, a 1.4% rise to 15.765 million in 2026, a 1.4% growth to 15.982 million in 2027, and a similar 1.3% increment reaching 16.197 million by 2028.

Over the last two years, the growth trend has been positive, maintaining a stable ascent. The Compound Annual Growth Rate (CAGR) over the latest five-year span suggests an average annual growth of roughly 1.4% in this urban population segment.

- Key future trends to monitor include:

- Urbanization strategies and policies by the government

- Economic development within urban regions

- Migration patterns from rural to urban areas

- Infrastructure development and metropolitan expansion