Reduction in Human Development Index when adjusting for inequalities in Thailand

Thailand: Reduction in Human Development Index when adjusting for inequalities was 15.2% in 2023. ▼ Falling

Latest (2023)
15.2%
Change on year
down 1.6%
World rank
99th
of 166 countries
All-time high
17.1%
in 2012
All-time low
15.2%
in 2023
Years of data
12
2012–2023

Reduction in Human Development Index when adjusting for inequalities in Thailand, 2012–2023

0510152012201720232012: 17.1 %2013: 16.6 %2014: 16.3 %2015: 16.1 %2016: 16.4 %2017: 16.2 %2018: 16.2 %2019: 15.5 %2020: 15.4 %2021: 15.5 %2022: 15.4 %2023: 15.2 %

Source: UNDP, Human Development Report (2025) – with minor processing by Our World in Data. Measured in %.

Analysis

The most recent figure for reduction in human development index when adjusting for inequalities in Thailand is 15.2%, measured in 2023. That is the lowest value across all 12 years on record.

That represents a change of down 1.6% on the previous year and down 8.8% over ten years.

Over the whole period, reduction in human development index when adjusting for inequalities in Thailand peaked at 17.1% in 2012 and was at its lowest, 15.2%, in 2023.

That places Thailand 99th out of 166 countries with data for 2023, putting it in the middle of the range.

The long-run direction has been consistently falling across the 12 years of available data.

Reduction in Human Development Index when adjusting for inequalities in Thailand, year by year

Annual values for Reduction in Human Development Index when adjusting for inequalities in Thailand, 2012 to 2023.
Year % Change
2012 17.1%
2013 16.6% -2.6%
2014 16.3% -1.8%
2015 16.1% -1.3%
2016 16.4% +1.8%
2017 16.2% -1.0%
2018 16.2% -0.3%
2019 15.5% -4.4%
2020 15.4% -0.6%
2021 15.5% +0.6%
2022 15.4% -0.6%
2023 15.2% -1.6%

Thailand compared with similar countries

  • Thailand's 15.2% is below the median for upper middle income countries, which is 16.7%, 91% of the median. (46 countries reporting)
  • Thailand's 15.2% is below the median for East Asia & Pacific, which is 16.0%, 95% of the median. (26 countries reporting)

Averages by decade

DecadeAverage LowestHighest Years
2010s 16.3% 15.5% 17.1% 8
2020s 15.4% 15.2% 15.5% 4

Countries ranked near Thailand

  1. 96 Vanuatu 16.1% compare
  2. 97 China 15.9% compare
  3. 98 Jordan 15.5% compare
  4. 100 Venezuela 14.7% compare
  5. 101 Bosnia and Herzegovina 14.3% compare
  6. 102 Tajikistan 14.0% compare

See the full ranking of 166 places →

More reference data data for Thailand

All data for Thailand →

Frequently asked questions

What is reduction in human development index when adjusting for inequalities in Thailand?
Reduction in human development index when adjusting for inequalities in Thailand was 15.2% in 2023, according to UNDP, Human Development Report (2025) – with minor processing by Our World in Data.
What is the highest reduction in human development index when adjusting for inequalities recorded in Thailand?
The highest recorded value was 17.1% in 2012.
What is the lowest reduction in human development index when adjusting for inequalities recorded in Thailand?
The lowest recorded value was 15.2% in 2023.
How does Thailand rank for reduction in human development index when adjusting for inequalities?
Thailand ranks 99th out of 166 countries with data for 2023.
Is reduction in human development index when adjusting for inequalities rising or falling in Thailand?
Over the last ten years it is down 8.8%. The long-run trend across the full record is falling.
Where does this Thailand data come from?
The figures come from UNDP, Human Development Report (2025) – with minor processing by Our World in Data, published as part of Reduction in Human Development Index when adjusting for inequalities. Statizoid updates them automatically from the source API.

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Reduction in Human Development Index when adjusting for inequalities in Thailand. Statizoid, drawing on UNDP, Human Development Report (2025) – with minor processing by Our World in Data. Retrieved 23 September 2026, from https://reference.statizoid.com/stat/reduction-in-hdi-when-adjusting-for-inequalities/thailand/

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About this data

Indicator
Reduction in Human Development Index when adjusting for inequalities
Unit
%
Source
UNDP, Human Development Report (2025) – with minor processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
166 places, 2,131 data points, 2010–2023
Last refreshed

Percentage difference between the IHDI value and the HDI value.