Which has higher tax revenue as share of gdp, Iran, Islamic Republic of or Nigeria?

Iran, Islamic Republic of, at 7.4% against 7.2% in Nigeria as of 2009.

What is the difference in tax revenue as share of gdp between Iran, Islamic Republic of and Nigeria?

0.2%, with Iran, Islamic Republic of ahead.

How many years of comparable data are there for Iran, Islamic Republic of and Nigeria?

8 years are reported by both, from 2000 to 2007.

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.

Iran, Islamic Republic of vs Nigeria: Tax revenue as share of GDP

Iran, Islamic Republic of

7.4%

in 2009

Nigeria

7.2%

in 2007

Iran, Islamic Republic of rank

171st

Nigeria rank

174th

Tax revenue as share of GDP over time

Iran, Islamic Republic of
Nigeria

How they compare

Iran, Islamic Republic of currently reports 7.4% against 7.2% in Nigeria, a difference of 0.2%.

Across all 8 years both countries report, Nigeria has been ahead every year.

Iran, Islamic Republic of ranks 171st and Nigeria ranks 174th of 192 countries.

Nigeria has averaged higher in every one of the 1 decades both report.

Frequently asked questions

Which has higher tax revenue as share of gdp, Iran, Islamic Republic of or Nigeria?: Iran, Islamic Republic of, at 7.4% against 7.2% in Nigeria as of 2009.
What is the difference in tax revenue as share of gdp between Iran, Islamic Republic of and Nigeria?: 0.2%, with Iran, Islamic Republic of ahead.
How many years of comparable data are there for Iran, Islamic Republic of and Nigeria?: 8 years are reported by both, from 2000 to 2007.
How do Iran, Islamic Republic of and Nigeria rank globally for tax revenue as share of gdp?: Iran, Islamic Republic of ranks 171st and Nigeria ranks 174th 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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Iran, Islamic Republic of vs Nigeria: Tax revenue as share of GDP. Statizoid, drawing on UNU-WIDER Government Revenue Dataset (2025) – with major processing by Our World in Data. Retrieved 16 September 2026, from https://economy.statizoid.com/compare/tax-revenues-as-a-share-of-gdp-unsdg/iran-islamic-rep/nigeria/

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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: 28 August 2026

Direct and indirect taxes as well as social contributions included.