Thailand
19502100
2025
Total population
71.6M
Density
140 people/km²
Median age
40.6 years
Growth rate
-0.07%
Total population from 1950 to 2100 (projections beyond 2024)
Male and female population with sex ratio trend
No population by gender data available.
People per square kilometre
Age where half the population is younger
Annual percentage change in population size
Thailand passed its population peak 3 years ago in 2022, and has since declined by 0.2%. The sex ratio of 95 males per 100 females is notably lower than the global average of ~101. The population is aging rapidly—median age will rise from 40 to 49 by 2050. UN projections show a decline to 45.6M by 2100.