Tax revenue as share of GDP vs. income inequality in Thailand
Thailand: Tax revenue as share of GDP vs. income inequality was 17.0% in 2023. ▲ Rising
Tax revenue as share of GDP vs. income inequality in Thailand, 1980–2023
Source: UNU-WIDER Government Revenue Dataset (2025) – with major processing by Our World in Data. Measured in % of GDP.
Analysis
The most recent figure for tax revenue as share of gdp vs. income inequality in Thailand is 17.0%, measured in 2023.
Compared with earlier readings it is up 3.4% on the previous year and down 11.4% over ten years.
Over the whole period, tax revenue as share of gdp vs. income inequality in Thailand peaked at 19.2% in 2013 and was at its lowest, 12.8%, in 1982.
Thailand ranks 117th of 187 countries on this measure, in the middle of the range.
The long-run direction has been consistently rising across the 44 years of available data.
Tax revenue as share of GDP vs. income inequality in Thailand, year by year
| Year | % of GDP | Change |
|---|---|---|
| 1980 | 13.2% | — |
| 1981 | 13.6% | +3.1% |
| 1982 | 12.8% | -5.7% |
| 1983 | 14.2% | +11.0% |
| 1984 | 14.2% | +0.2% |
| 1985 | 13.8% | -3.0% |
| 1986 | 13.8% | -0.3% |
| 1987 | 13.7% | -0.3% |
| 1988 | 14.7% | +7.1% |
| 1989 | 15.5% | +5.0% |
| 1990 | 17.1% | +10.6% |
| 1991 | 17.8% | +4.3% |
| 1992 | 16.0% | -10.0% |
| 1993 | 16.5% | +3.0% |
| 1994 | 17.2% | +4.3% |
| 1995 | 17.2% | -0.2% |
| 1996 | 17.7% | +2.9% |
| 1997 | 17.3% | -2.4% |
| 1998 | 15.1% | -12.5% |
| 1999 | 14.2% | -6.0% |
| 2000 | 14.6% | +2.9% |
| 2001 | 14.8% | +1.4% |
| 2002 | 15.2% | +2.7% |
| 2003 | 16.5% | +8.7% |
| 2004 | 17.2% | +3.8% |
| 2005 | 18.5% | +7.8% |
| 2006 | 17.6% | -4.6% |
| 2007 | 17.1% | -2.9% |
| 2008 | 17.2% | +0.6% |
| 2009 | 16.2% | -5.9% |
| 2010 | 17.3% | +6.8% |
| 2011 | 18.6% | +7.5% |
| 2012 | 17.6% | -5.4% |
| 2013 | 19.2% | +9.3% |
| 2014 | 18.2% | -5.3% |
| 2015 | 18.7% | +2.6% |
| 2016 | 17.8% | -4.8% |
| 2017 | 17.3% | -3.0% |
| 2018 | 17.4% | +1.1% |
| 2019 | 17.2% | -1.7% |
| 2020 | 16.7% | -2.7% |
| 2021 | 16.2% | -2.9% |
| 2022 | 16.5% | +1.6% |
| 2023 | 17.0% | +3.4% |
Thailand compared with similar countries
- Thailand's 17.0% is below the median for upper middle income countries, which is 21.9%, 78% of the median. (54 countries reporting)
- Thailand's 17.0% is below the median for East Asia & Pacific, which is 18.1%, 94% of the median. (30 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1980s | 14.0% | 12.8% | 15.5% | 10 |
| 1990s | 16.6% | 14.2% | 17.8% | 10 |
| 2000s | 16.5% | 14.6% | 18.5% | 10 |
| 2010s | 17.9% | 17.2% | 19.2% | 10 |
| 2020s | 16.6% | 16.2% | 17.0% | 4 |
Countries ranked near Thailand
More poverty & inequality data for Thailand
- Number of income/consumption surveys in the past decade available via the World Bank 9 surveys (2025)
- Number of income/consumption surveys in the past decade available via 0 surveys per person (2025)
- Number of income/consumption surveys in the past decade available via 0 surveys per US$ of GDP (2025)
- Fertility rate vs. share living in extreme poverty 1.21 live births per woman (2023)
- Cereal yield vs. share in extreme poverty 3,072 kg per hectare (2023)
- Cereal yield vs extreme poverty, per unit of GDP 0 units per US$ of GDP (2023)
- Cereal yield vs extreme poverty, annual growth rate -1.09 % change on previous year (2023)
- Tax revenues vs income inequality, gaps filled 17.04 (2023)
- Tax revenues vs income inequality, per unit of GDP 0 units per US$ of GDP (2023)
- Tax revenues vs income inequality, annual growth rate 3.43 % change on previous year (2023)
Frequently asked questions
- What is tax revenue as share of gdp vs. income inequality in Thailand?
- Tax revenue as share of gdp vs. income inequality in Thailand was 17.0% in 2023, according to UNU-WIDER Government Revenue Dataset (2025) – with major processing by Our World in Data.
- What is the highest tax revenue as share of gdp vs. income inequality recorded in Thailand?
- The highest recorded value was 19.2% in 2013.
- What is the lowest tax revenue as share of gdp vs. income inequality recorded in Thailand?
- The lowest recorded value was 12.8% in 1982.
- How does Thailand rank for tax revenue as share of gdp vs. income inequality?
- Thailand ranks 117th out of 187 countries with data for 2023.
- Is tax revenue as share of gdp vs. income inequality rising or falling in Thailand?
- Over the last ten years it is down 11.4%. The long-run trend across the full record is rising.
- Where does this Thailand data come from?
- The figures come from UNU-WIDER Government Revenue Dataset (2025) – with major processing by Our World in Data, published as part of Tax revenue as share of GDP vs. income inequality. Statizoid updates them automatically from the source API.
Download this data
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About this data
Taxes include direct and indirect taxes as well as social contributions. The Gini coefficient measures inequality on a scale from 0 to 1. Higher values indicate higher inequality.