Which has higher age of liberal democracy, Portugal or United States of America?

United States of America, at 56 years against 46 years in Portugal as of 2024.

What is the difference in age of liberal democracy between Portugal and United States of America?

10 years, with United States of America ahead.

How many years of comparable data are there for Portugal and United States of America?

46 years are reported by both, from 1977 to 2022.

Where does this data come from?

V-Dem (2026) – processed by Our World in Data, published as Age of liberal democracy. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Portugal vs United States of America: Age of liberal democracy

Portugal

46 years

in 2022

United States of America

56 years

in 2024

Portugal rank

20th

United States of America rank

18th

Age of liberal democracy over time

Portugal
United States of America

How they compare

United States of America currently reports 56 years against 46 years in Portugal, a difference of 10 years.

That makes United States of America's figure about 1.2 times Portugal's.

Across all 46 years both countries report, United States of America has been ahead every year.

Portugal ranks 20th and United States of America ranks 18th of 47 countries.

United States of America has averaged higher in every one of the 6 decades both report.

Head to head by decade

Decade	Portugal	United States of America	Difference	Ahead
1970s	2 years	10 years	8 years	United States of America
1980s	8.5 years	16.5 years	8 years	United States of America
1990s	18.5 years	26.5 years	8 years	United States of America
2000s	28.5 years	36.5 years	8 years	United States of America
2010s	38.5 years	46.5 years	8 years	United States of America
2020s	45 years	53 years	8 years	United States of America

Averages of every year both report within each decade.

Frequently asked questions

Which has higher age of liberal democracy, Portugal or United States of America?: United States of America, at 56 years against 46 years in Portugal as of 2024.
What is the difference in age of liberal democracy between Portugal and United States of America?: 10 years, with United States of America ahead.
How many years of comparable data are there for Portugal and United States of America?: 46 years are reported by both, from 1977 to 2022.
How do Portugal and United States of America rank globally for age of liberal democracy?: Portugal ranks 20th and United States of America ranks 18th of 47 countries.
Where does this data come from?: V-Dem (2026) – processed by Our World in Data, published as Age of liberal democracy. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Portugal vs United States of America: Age of liberal democracy. Statizoid, drawing on V-Dem (2026) – processed by Our World in Data. Retrieved 03 September 2026, from https://social-development.statizoid.com/compare/age-of-liberal-democracy-row/portugal/united-states/

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About this data

Indicator: Age of liberal democracy
Unit: years
Source: V-Dem (2026) – processed by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 47 places, 2,559 data points, 1849–2025
Last refreshed: 28 August 2026

Number of consecutive years in electoral democracy.