Taxes on incomes of individuals and corporations as share of GDP in Tonga

Tonga: Taxes on incomes of individuals and corporations as share of GDP was 4.2% in 2023. ▲ Rising

Latest (2023)
4.2%
Change on year
down 18.0%
World rank
142nd
of 184 countries
All-time high
6.2%
in 2009
All-time low
2.5%
in 1995
Years of data
29
1995–2023

Taxes on incomes of individuals and corporations as share of GDP in Tonga, 1995–2023

02461995200920231995: 2.5 %1996: 3.4 %1997: 3.6 %1998: 3.1 %1999: 3.4 %2000: 3.1 %2001: 2.8 %2002: 3.9 %2003: 3.5 %2004: 3.5 %2005: 4.1 %2006: 4.6 %2007: 4.4 %2008: 4.1 %2009: 6.2 %2010: 4 %2011: 5 %2012: 3.5 %2013: 4.3 %2014: 3.9 %2015: 4.8 %2016: 4.2 %2017: 3.8 %2018: 5.1 %2019: 5.4 %2020: 5.2 %2021: 4.6 %2022: 5.1 %2023: 4.2 %

Source: UNU-WIDER Government Revenue Dataset (2025) – with major processing by Our World in Data. Measured in %.

Analysis

The most recent figure for taxes on incomes of individuals and corporations as share of gdp in Tonga is 4.2%, measured in 2023.

Compared with earlier readings it is down 18.0% on the previous year and down 2.0% over ten years.

Over the whole period, taxes on incomes of individuals and corporations as share of gdp in Tonga peaked at 6.2% in 2009 and was at its lowest, 2.5%, in 1995.

Tonga ranks 142nd of 184 countries on this measure, in the bottom quarter.

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

Taxes on incomes of individuals and corporations as share of GDP in Tonga, year by year

Annual values for Taxes on incomes of individuals and corporations as share of GDP in Tonga, 1995 to 2023.
Year % Change
1995 2.5%
1996 3.4% +32.8%
1997 3.6% +8.4%
1998 3.1% -13.5%
1999 3.4% +7.9%
2000 3.1% -8.0%
2001 2.8% -9.6%
2002 3.9% +38.8%
2003 3.5% -10.9%
2004 3.5% -1.1%
2005 4.1% +17.7%
2006 4.6% +12.8%
2007 4.4% -3.7%
2008 4.1% -7.3%
2009 6.2% +51.1%
2010 4.0% -35.8%
2011 5.0% +27.1%
2012 3.5% -30.7%
2013 4.3% +22.6%
2014 3.9% -8.1%
2015 4.8% +22.8%
2016 4.2% -12.7%
2017 3.8% -11.0%
2018 5.1% +34.9%
2019 5.4% +6.1%
2020 5.2% -4.1%
2021 4.6% -10.8%
2022 5.1% +11.2%
2023 4.2% -18.0%

Tonga compared with similar countries

  • Tonga's 4.2% is below the median for upper middle income countries, which is 5.7%, 73% of the median. (54 countries reporting)
  • Tonga's 4.2% is below the median for East Asia & Pacific, which is 6.9%, 61% of the median. (29 countries reporting)

Averages by decade

DecadeAverage LowestHighest Years
1990s 3.2% 2.5% 3.6% 5
2000s 4.0% 2.8% 6.2% 10
2010s 4.4% 3.5% 5.4% 10
2020s 4.8% 4.2% 5.2% 4

Countries ranked near Tonga

  1. 139 Palau 4.3% compare
  2. 140 Guatemala 4.3% compare
  3. 141 Turkmenistan 4.2% compare
  4. 143 Bosnia and Herzegovina 4.2% compare
  5. 144 Mali 4.1% compare
  6. 145 Tanzania, United Republic of 4.0% compare

See the full ranking of 184 places →

More economy & growth data for Tonga

All data for Tonga →

Frequently asked questions

What is taxes on incomes of individuals and corporations as share of gdp in Tonga?
Taxes on incomes of individuals and corporations as share of gdp in Tonga was 4.2% in 2023, according to UNU-WIDER Government Revenue Dataset (2025) – with major processing by Our World in Data.
What is the highest taxes on incomes of individuals and corporations as share of gdp recorded in Tonga?
The highest recorded value was 6.2% in 2009.
What is the lowest taxes on incomes of individuals and corporations as share of gdp recorded in Tonga?
The lowest recorded value was 2.5% in 1995.
How does Tonga rank for taxes on incomes of individuals and corporations as share of gdp?
Tonga ranks 142nd out of 184 countries with data for 2023.
Is taxes on incomes of individuals and corporations as share of gdp rising or falling in Tonga?
Over the last ten years it is down 2.0%. The long-run trend across the full record is rising.
Where does this Tonga 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 Taxes on incomes of individuals and corporations as share of GDP. Statizoid updates them automatically from the source API.

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Taxes on incomes of individuals and corporations as share of GDP in Tonga. Statizoid, drawing on UNU-WIDER Government Revenue Dataset (2025) – with major processing by Our World in Data. Retrieved 15 September 2026, from https://economy.statizoid.com/stat/taxes-on-incomes-of-individuals-and-corporations-gdp/tonga/

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About this data

Indicator
Taxes on incomes of individuals and corporations as share of GDP
Unit
%
Source
UNU-WIDER Government Revenue Dataset (2025) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
184 places, 5,764 data points, 1980–2023
Last refreshed

Tax revenue on incomes, profits and capital gains divided by gross domestic product, expressed as a percentage.