Country rankings
Countries with Polio
Malawi has the highest Year of last case (2025), followed by Burundi (2025) and Republic of the Congo (2025). Nauru has the lowest (1910).
Health207 countries · 5 metricsUpdated Jan 19, 2025Original page
11 sources
- AFP/Polio data - WHO
- Polio-Free Countries - Polio Global Eradication Initiative
- What is Polio? - Centers for Disease Control and Prevention
- Options for Poliomyelitis Vaccination in the United States - US National Library of Medicine
- Poliomyelitis - World Health Organization
- About Global Polio Eradication - Centers for Disease Control and Prevention
- Endemic Countries - Polio Global Eradication Initiative
- Polio eradication - Wiki
- Polio - Wiki
- Wild poliovirus list - Polio Global Eradication Initiative
- Variant Poliovirus (cVDPV) - Polio Global Eradication Initiative
187 of 235 countries
Year of last case
Darker means higher. Click a place to highlight it.
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Ranking
Highest first: the first 15 and last 5 of 187 countries.
Distribution Median and middle halfThe median is the middle value: half of places are above it, half below. The middle half is the range holding the central 50% of places.More in the glossary →
Each dot is one country; the lines mark the median and the middle half.
Median
1988
Middle half 1976 – 1995
Average
1985
187 countries
Highest
2025
Malawi
Lowest
1910
Nauru
Data
Click a column to sort, a row to highlight that place on the charts.
189 countries · # = rank by Year of last case
What correlates with Year of last case?
Pearson r against 1,350 other country metrics sharing at least 113 countries. Correlation is not causation.
Higher together
Places that have a higher Year of last case tend to score higher on these
Opposite directions
Places that have a higher Year of last case tend to score lower on these
Quick answers
- Which country has the highest Year of last case?
- Malawi has the highest Year of last case, at 2025, followed by Burundi (2025) and Republic of the Congo (2025).
- Which country has the lowest Year of last case?
- Nauru has the lowest Year of last case, at 1910.
- What is the median Year of last case across countries?
- The median is 1988 across the 187 countries with data.
- Where does this countries with polio data come from?
- Rankodex compiles it from World Population Review and the primary sources it cites: AFP/Polio data - WHO; Polio-Free Countries - Polio Global Eradication Initiative; What is Polio? - Centers for Disease Control and Prevention; Options for Poliomyelitis Vaccination in the United States - US National Library of Medicine.




























































































































































































