Income share of the richest 1% (before tax) in Thailand

Thailand: Income share of the richest 1% (before tax) was 19.8% in 2021. ▼ Falling

Latest (2021)
19.8%
Change on year
up 16.6%
World rank
21st
of 113 countries
All-time high
24.5%
in 1988
All-time low
15.6%
in 2019
Years of data
29
1981–2021

Income share of the richest 1% (before tax) in Thailand, 1981–2021

05101520251981200120211981: 23 %1988: 24.5 %1990: 23.5 %1992: 24.2 %1994: 23.4 %1996: 22.2 %1999: 21.2 %2000: 21.7 %2001: 23.2 %2002: 22.2 %2003: 23.7 %2004: 23.1 %2005: 22.9 %2006: 22.6 %2007: 22 %2008: 23.1 %2009: 21.7 %2010: 22.7 %2011: 21.9 %2012: 21.6 %2013: 20.1 %2014: 20.4 %2015: 19.2 %2016: 19.3 %2017: 19.4 %2018: 17.4 %2019: 15.6 %2020: 17 %2021: 19.8 %

Source: World Inequality Database (WID.world) (2026) – with major processing by Our World in Data. Measured in %.

Analysis

The most recent figure for income share of the richest 1% (before tax) in Thailand is 19.8%, measured in 2021.

Compared with earlier readings it is up 16.6% on the previous year and down 9.5% over ten years.

Over the whole period, income share of the richest 1% (before tax) in Thailand peaked at 24.5% in 1988 and was at its lowest, 15.6%, in 2019.

That places Thailand 21st out of 113 countries with data for 2021, putting it in the top quarter.

The long-run direction has been consistently falling across the 29 years of available data.

Income share of the richest 1% (before tax) in Thailand, year by year

Annual values for Income share of the richest 1% (before tax) in Thailand, 1981 to 2021.
Year % Change
1981 23.0% —
1988 24.5% +6.6%
1990 23.5% -4.2%
1992 24.2% +3.0%
1994 23.4% -3.4%
1996 22.2% -4.9%
1999 21.2% -4.7%
2000 21.7% +2.3%
2001 23.2% +7.1%
2002 22.2% -4.4%
2003 23.7% +6.7%
2004 23.1% -2.2%
2005 22.9% -1.2%
2006 22.6% -1.2%
2007 22.0% -2.5%
2008 23.1% +4.9%
2009 21.7% -6.1%
2010 22.7% +4.5%
2011 21.9% -3.3%
2012 21.6% -1.3%
2013 20.1% -6.8%
2014 20.4% +1.5%
2015 19.2% -6.2%
2016 19.3% +0.7%
2017 19.4% +0.4%
2018 17.4% -10.6%
2019 15.6% -10.4%
2020 17.0% +9.4%
2021 19.8% +16.6%

Thailand compared with similar countries

  • Thailand's 19.8% is above the median for upper middle income countries, which is 16.6%, 1.2× the median. (31 countries reporting)
  • Thailand's 19.8% is above the median for East Asia & Pacific, which is 16.1%, 1.2× the median. (14 countries reporting)

Averages by decade

DecadeAverage LowestHighest Years
1980s 23.7% 23.0% 24.5% 2
1990s 22.9% 21.2% 24.2% 5
2000s 22.6% 21.7% 23.7% 10
2010s 19.8% 15.6% 22.7% 10
2020s 18.4% 17.0% 19.8% 2

Countries ranked near Thailand

  1. 18 Costa Rica 20.3% compare
  2. 19 Russia 20.0% compare
  3. 20 Lebanon 19.9% compare
  4. 22 Laos 19.7% compare
  5. 23 Taiwan 19.3% compare
  6. 24 South Africa 19.3% compare

See the full ranking of 113 places →

More reference data data for Thailand

All data for Thailand →

Frequently asked questions

What is income share of the richest 1% (before tax) in Thailand?
Income share of the richest 1% (before tax) in Thailand was 19.8% in 2021, according to World Inequality Database (WID.world) (2026) – with major processing by Our World in Data.
What is the highest income share of the richest 1% (before tax) recorded in Thailand?
The highest recorded value was 24.5% in 1988.
What is the lowest income share of the richest 1% (before tax) recorded in Thailand?
The lowest recorded value was 15.6% in 2019.
How does Thailand rank for income share of the richest 1% (before tax)?
Thailand ranks 21st out of 113 countries with data for 2021.
Is income share of the richest 1% (before tax) rising or falling in Thailand?
Over the last ten years it is down 9.5%. The long-run trend across the full record is falling.
Where does this Thailand data come from?
The figures come from World Inequality Database (WID.world) (2026) – with major processing by Our World in Data, published as part of Income share of the richest 1% (before tax). Statizoid updates them automatically from the source API.

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Income share of the richest 1% (before tax) in Thailand. Statizoid, drawing on World Inequality Database (WID.world) (2026) – with major processing by Our World in Data. Retrieved 30 September 2026, from https://reference.statizoid.com/stat/incomes-of-the-richest/thailand/

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About this data

Indicator
Income share of the richest 1% (before tax)
Unit
%
Source
World Inequality Database (WID.world) (2026) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
113 places, 3,075 data points, 1820–2024
Last refreshed

Share of income received by the richest 1%. Income here is measured before taxes and benefits.