Iceland vs Spain: Tax revenue as share of GDP vs. income inequality
Iceland
35.6%
in 2023
Spain
36.4%
in 2023
Iceland rank
20th
Spain rank
17th
Tax revenue as share of GDP vs. income inequality over time
- Iceland
- Spain
How they compare
Spain currently reports 36.4% against 35.6% in Iceland, a difference of 0.8%.
The two have swapped places 7 times across 44 shared years of data; in 1980 it was Iceland ahead.
Iceland ranks 20th and Spain ranks 17th of 187 countries.
Across the 5 decades both report, Iceland averaged higher in 3 and Spain in 2.
Head to head by decade
| Decade | Iceland | Spain | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 29.0% | 26.6% | 2.4% | Iceland |
| 1990s | 31.7% | 32.0% | 0.4% | Spain |
| 2000s | 35.8% | 33.5% | 2.3% | Iceland |
| 2010s | 36.5% | 33.0% | 3.4% | Iceland |
| 2020s | 35.4% | 36.8% | 1.4% | Spain |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher tax revenue as share of gdp vs. income inequality, Iceland or Spain?
- Spain, at 36.4% against 35.6% in Iceland as of 2023.
- What is the difference in tax revenue as share of gdp vs. income inequality between Iceland and Spain?
- 0.8%, with Spain ahead.
- How many years of comparable data are there for Iceland and Spain?
- 44 years are reported by both, from 1980 to 2023.
- How do Iceland and Spain rank globally for tax revenue as share of gdp vs. income inequality?
- Iceland ranks 20th and Spain ranks 17th of 187 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 vs. income inequality. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
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.