What is the difference in reported paralytic polio cases per million between Liberia and United States?

0 cases per million, with Liberia ahead.

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

42 years are reported by both, from 1980 to 2023.

Where does this data come from?

World Health Organization (2019); World Health Organization (2024); Population based on various sources (2023) – with major processing by Our World in Data, published as Reported paralytic polio cases per million. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Liberia vs United States: Reported paralytic polio cases per million

Liberia

0 cases per million

in 2023

United States

0 cases per million

in 2023

Liberia rank

26th

United States rank

26th

Reported paralytic polio cases per million over time

Liberia
United States

How they compare

Liberia currently reports 0 cases per million against 0 cases per million in United States, a difference of 0 cases per million.

The two have swapped places 11 times across 42 shared years of data; in 1980 it was Liberia ahead.

Liberia ranks 26th and United States ranks 26th of 199 countries.

Liberia has averaged higher in every one of the 5 decades both report.

Head to head by decade

Decade	Liberia	United States	Difference	Ahead
1980s	6.89 cases per million	0.0265 cases per million	6.86 cases per million	Liberia
1990s	2.52 cases per million	0 cases per million	2.52 cases per million	Liberia
2000s	0.2817 cases per million	0 cases per million	0.2817 cases per million	Liberia
2010s	0.0498 cases per million	0 cases per million	0.0498 cases per million	Liberia
2020s	0.1444 cases per million	0.0007 cases per million	0.1437 cases per million	Liberia

Averages of every year both report within each decade.

Frequently asked questions

Which has higher reported paralytic polio cases per million, Liberia or United States?: Liberia, at 0 cases per million against 0 cases per million in United States as of 2023.
What is the difference in reported paralytic polio cases per million between Liberia and United States?: 0 cases per million, with Liberia ahead.
How many years of comparable data are there for Liberia and United States?: 42 years are reported by both, from 1980 to 2023.
How do Liberia and United States rank globally for reported paralytic polio cases per million?: Liberia ranks 26th and United States ranks 26th of 199 countries.
Where does this data come from?: World Health Organization (2019); World Health Organization (2024); Population based on various sources (2023) – with major processing by Our World in Data, published as Reported paralytic polio cases per million. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Liberia vs United States: Reported paralytic polio cases per million. Statizoid, drawing on World Health Organization (2019); World Health Organization (2024); Population based on various sources (2023) – with major processing by Our World in Data. Retrieved 28 August 2026, from https://reference.statizoid.com/compare/reported-paralytic-polio-cases-per-1-million-people/liberia/united-states/

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<a href="https://reference.statizoid.com/compare/reported-paralytic-polio-cases-per-1-million-people/liberia/united-states/">Liberia vs United States: Reported paralytic polio cases per million</a> — Statizoid

About this data

Indicator: Reported paralytic polio cases per million
Unit: cases per million
Source: World Health Organization (2019); World Health Organization (2024); Population based on various sources (2023) – with major processing by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 199 places, 7,608 data points, 1980–2023
Last refreshed: 28 August 2026

Sum of wild poliovirus cases and circulating vaccine derived poliovirus cases per million people.