Ireland vs Tonga: Tax revenue as share of GDP

Ireland
21.9%
in 2023
Tonga
22.2%
in 2023
Ireland rank
77th
Tonga rank
75th

Tax revenue as share of GDP over time

  • Ireland
  • Tonga
010203040198020012023

How they compare

Tonga currently reports 22.2% against 21.9% in Ireland, a difference of 0.3%.

The two have swapped places 1 time across 43 shared years of data; in 1981 it was Ireland ahead.

Ireland ranks 77th and Tonga ranks 75th of 192 countries.

Across the 5 decades both report, Ireland averaged higher in 4 and Tonga in 1.

Head to head by decade

Decade Ireland Tonga Difference Ahead
1980s 34.2% 14.1% 20.1% Ireland
1990s 32.7% 14.9% 17.8% Ireland
2000s 30.4% 18.8% 11.5% Ireland
2010s 24.9% 20.2% 4.7% Ireland
2020s 20.4% 23.1% 2.7% Tonga

Averages of every year both report within each decade.

Frequently asked questions

Which has higher tax revenue as share of gdp, Ireland or Tonga?
Tonga, at 22.2% against 21.9% in Ireland as of 2023.
What is the difference in tax revenue as share of gdp between Ireland and Tonga?
0.3%, with Tonga ahead.
How many years of comparable data are there for Ireland and Tonga?
43 years are reported by both, from 1981 to 2023.
How do Ireland and Tonga rank globally for tax revenue as share of gdp?
Ireland ranks 77th and Tonga ranks 75th of 192 countries.
Where does this data come from?
UNU-WIDER Government Revenue Dataset (2025) – with major processing by Our World in Data, published as Tax revenue as share of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Ireland vs Tonga: Tax revenue as share of GDP. Statizoid, drawing on UNU-WIDER Government Revenue Dataset (2025) – with major processing by Our World in Data. Retrieved 14 September 2026, from https://economy.statizoid.com/compare/tax-revenues-as-a-share-of-gdp-unsdg/ireland/tonga/

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About this data

Indicator
Tax revenue as share of GDP
Unit
% of GDP
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
192 places, 6,348 data points, 1980–2023
Last refreshed

Direct and indirect taxes as well as social contributions included.