Population aged 15-24 years (thousands) in Thailand
Thailand: Population aged 15-24 years (thousands) was 8,924 thousands in 2025. ▲ Rising
Latest (2025)
8,924 thousands
Change on year
down 0.3%
World rank
26th
of 233 countries
All-time high
11,880 thousands
in 1990
All-time low
6,654 thousands
in 1970
Years of data
56
1970–2025
Population aged 15-24 years in Thailand, 1970–2025
Source: UNESCO Institute for Statistics. Measured in thousands.
Analysis
Thailand recorded 8,924 thousands for population aged 15-24 years in 2025.
That represents a change of down 0.3% on the previous year and down 12.2% over ten years.
Over the whole period, population aged 15-24 years in Thailand peaked at 11,880 thousands in 1990 and was at its lowest, 6,654 thousands, in 1970.
That places Thailand 26th out of 233 countries with data for 2025, putting it in the top quarter.
The long-run direction has been consistently rising across the 56 years of available data.
Population aged 15-24 years (thousands) in Thailand, year by year
| Year | thousands | Change |
|---|---|---|
| 1970 | 6,654 thousands | — |
| 1971 | 6,953 thousands | +4.5% |
| 1972 | 7,254 thousands | +4.3% |
| 1973 | 7,568 thousands | +4.3% |
| 1974 | 7,897 thousands | +4.3% |
| 1975 | 8,205 thousands | +3.9% |
| 1976 | 8,494 thousands | +3.5% |
| 1977 | 8,775 thousands | +3.3% |
| 1978 | 9,075 thousands | +3.4% |
| 1979 | 9,375 thousands | +3.3% |
| 1980 | 9,677 thousands | +3.2% |
| 1981 | 9,980 thousands | +3.1% |
| 1982 | 10,278 thousands | +3.0% |
| 1983 | 10,575 thousands | +2.9% |
| 1984 | 10,869 thousands | +2.8% |
| 1985 | 11,130 thousands | +2.4% |
| 1986 | 11,354 thousands | +2.0% |
| 1987 | 11,536 thousands | +1.6% |
| 1988 | 11,694 thousands | +1.4% |
| 1989 | 11,813 thousands | +1.0% |
| 1990 | 11,880 thousands | +0.6% |
| 1991 | 11,824 thousands | -0.5% |
| 1992 | 11,719 thousands | -0.9% |
| 1993 | 11,552 thousands | -1.4% |
| 1994 | 11,367 thousands | -1.6% |
| 1995 | 11,185 thousands | -1.6% |
| 1996 | 11,021 thousands | -1.5% |
| 1997 | 10,890 thousands | -1.2% |
| 1998 | 10,802 thousands | -0.8% |
| 1999 | 10,726 thousands | -0.7% |
| 2000 | 10,686 thousands | -0.4% |
| 2001 | 10,749 thousands | +0.6% |
| 2002 | 10,800 thousands | +0.5% |
| 2003 | 10,806 thousands | +0.0% |
| 2004 | 10,766 thousands | -0.4% |
| 2005 | 10,683 thousands | -0.8% |
| 2006 | 10,575 thousands | -1.0% |
| 2007 | 10,450 thousands | -1.2% |
| 2008 | 10,320 thousands | -1.3% |
| 2009 | 10,207 thousands | -1.1% |
| 2010 | 10,125 thousands | -0.8% |
| 2011 | 10,145 thousands | +0.2% |
| 2012 | 10,207 thousands | +0.6% |
| 2013 | 10,256 thousands | +0.5% |
| 2014 | 10,242 thousands | -0.1% |
| 2015 | 10,169 thousands | -0.7% |
| 2016 | 10,073 thousands | -0.9% |
| 2017 | 10,002 thousands | -0.7% |
| 2018 | 9,908 thousands | -0.9% |
| 2019 | 9,790 thousands | -1.2% |
| 2020 | 9,662 thousands | -1.3% |
| 2021 | 9,504 thousands | -1.6% |
| 2022 | 9,299 thousands | -2.2% |
| 2023 | 9,099 thousands | -2.1% |
| 2024 | 8,947 thousands | -1.7% |
| 2025 | 8,924 thousands | -0.3% |
Thailand compared with similar countries
- Thailand's 8,924 thousands is above the median for upper middle income countries, which is 997.95 thousands, 8.9× the median. (58 countries reporting)
- Thailand's 8,924 thousands is above the median for East Asia & Pacific, which is 305.44 thousands, 29.2× the median. (37 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1970s | 8,025 thousands | 6,654 thousands | 9,375 thousands | 10 |
| 1980s | 10,891 thousands | 9,677 thousands | 11,813 thousands | 10 |
| 1990s | 11,297 thousands | 10,726 thousands | 11,880 thousands | 10 |
| 2000s | 10,604 thousands | 10,207 thousands | 10,806 thousands | 10 |
| 2010s | 10,092 thousands | 9,790 thousands | 10,256 thousands | 10 |
| 2020s | 9,239 thousands | 8,924 thousands | 9,662 thousands | 6 |
Countries ranked near Thailand
More population data for Thailand
- Population regions with projections, annual growth rate -0.7473 % change on previous year (2100)
- Urban and rural population 2050, annual growth rate -1.57 % change on previous year (2050)
- Population long run with projections, annual growth rate -0.7473 % change on previous year (2100)
- Un population 2024 vs 2022, annual growth rate -0.8771 % change on previous year (2100)
- Africa's Development Dynamics (AfDD) Table 05 - Demographic estimates 67,880 Persons (2050)
- Africa's Development Dynamics (AfDD) Table 03 - Annual population -0.0154 Percent per annum (2030)
- Projected population under age 5, annual growth rate -0.4671 % change on previous year (2100)
- World population growth -0.7% (2100)
- Population density 89.17 people per km² (2100)
- Number of children under 5, by world region 1.67 million people (2100)
Frequently asked questions
- What is population aged 15-24 years in Thailand?
- Population aged 15-24 years in Thailand was 8,924 thousands in 2025, according to UNESCO Institute for Statistics.
- What is the highest population aged 15-24 years recorded in Thailand?
- The highest recorded value was 11,880 thousands in 1990.
- What is the lowest population aged 15-24 years recorded in Thailand?
- The lowest recorded value was 6,654 thousands in 1970.
- How does Thailand rank for population aged 15-24 years?
- Thailand ranks 26th out of 233 countries with data for 2025.
- Is population aged 15-24 years rising or falling in Thailand?
- Over the last ten years it is down 12.2%. The long-run trend across the full record is rising.
- Where does this Thailand data come from?
- The figures come from UNESCO Institute for Statistics, published as part of Population aged 15-24 years (thousands). Statizoid updates them automatically from the source API.
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About this data
February 2026 Data Release