Inactivated first-dose polio vaccine (IPV1) immunization coverage among 1-year-olds (%) (WUENIC) by country
Countries reporting
194
Highest
99.0%
Armenia
Lowest
42.0%
Yemen
Median
93.5%
Years covered
11
2015–2025
Data points
2,266
What the numbers show
Inactivated first-dose polio vaccine (IPV1) immunization coverage among 1-year-olds (%) (WUENIC) is currently reported for 194 countries. The highest value is 99.0% in Armenia; the lowest is 42.0% in Yemen.
The median across all reporting countries is 93.5%, and the mean is 88.8%.
The gap between the highest and lowest reporting country is a factor of about 2.
Over the past decade 68 countries rose and 40 fell. The largest increase was in India (up 9,400.0%), and the largest decrease in Kazakhstan (down 32.3%).
Inactivated first-dose polio vaccine (IPV1) immunization coverage: full country ranking
| # | Country | Latest | Year | 10-year change | Trend |
|---|---|---|---|---|---|
| 1 | Armenia | 99.0% | 2025 | — | rising |
| 1 | Antigua and Barbuda | 99.0% | 2025 | up 371.4% | rising |
| 1 | Belgium | 99.0% | 2025 | unchanged | flat |
| 1 | Bahrain | 99.0% | 2025 | up 1.0% | flat |
| 1 | Bahamas | 99.0% | 2025 | up 219.4% | rising |
| 1 | Brunei | 99.0% | 2025 | unchanged | flat |
| 1 | Bhutan | 99.0% | 2025 | up 130.2% | rising |
| 1 | Cuba | 99.0% | 2025 | — | rising |
| 1 | Cyprus | 99.0% | 2025 | unchanged | flat |
| 1 | Algeria | 99.0% | 2025 | up 1,137.5% | rising |
| 1 | Egypt | 99.0% | 2025 | — | volatile |
| 1 | France | 99.0% | 2025 | unchanged | flat |
| 1 | Guyana | 99.0% | 2025 | up 219.4% | rising |
| 1 | Hungary | 99.0% | 2025 | unchanged | flat |
| 1 | Israel | 99.0% | 2025 | up 4.2% | flat |
| 1 | Kuwait | 99.0% | 2025 | up 2.1% | flat |
| 1 | Luxembourg | 99.0% | 2025 | unchanged | flat |
| 1 | Latvia | 99.0% | 2025 | up 1.0% | flat |
| 1 | Monaco | 99.0% | 2025 | — | rising |
| 1 | Maldives | 99.0% | 2025 | up 20.7% | rising |
| 1 | Malta | 99.0% | 2025 | up 1.0% | flat |
| 1 | Norway | 99.0% | 2025 | unchanged | flat |
| 1 | Oman | 99.0% | 2025 | unchanged | flat |
| 1 | Palau | 99.0% | 2025 | unchanged | flat |
| 1 | Poland | 99.0% | 2025 | unchanged | flat |
| 1 | North Korea | 99.0% | 2025 | up 22.2% | rising |
| 1 | Portugal | 99.0% | 2025 | unchanged | flat |
| 1 | Qatar | 99.0% | 2025 | up 3.1% | flat |
| 1 | El Salvador | 99.0% | 2025 | — | rising |
| 1 | Seychelles | 99.0% | 2025 | up 182.9% | rising |
| 1 | Turkmenistan | 99.0% | 2025 | — | volatile |
| 1 | Trinidad and Tobago | 99.0% | 2025 | up 1,550.0% | rising |
| 1 | Tuvalu | 99.0% | 2025 | unchanged | flat |
| 1 | Uruguay | 99.0% | 2025 | unchanged | flat |
| 1 | Uzbekistan | 99.0% | 2025 | — | volatile |
| 1 | Saint Vincent and the Grenadines | 99.0% | 2025 | up 83.3% | rising |
| 37 | Albania | 98.0% | 2025 | down 1.0% | flat |
| 37 | Andorra | 98.0% | 2025 | down 1.0% | flat |
| 37 | United Arab Emirates | 98.0% | 2025 | down 1.0% | flat |
| 37 | Belarus | 98.0% | 2025 | down 1.0% | flat |
| 37 | Brazil | 98.0% | 2025 | up 1.0% | flat |
| 37 | Chile | 98.0% | 2025 | — | rising |
| 37 | China | 98.0% | 2025 | — | rising |
| 37 | Dominican Republic | 98.0% | 2025 | up 1,533.3% | rising |
| 37 | Spain | 98.0% | 2025 | down 1.0% | flat |
| 37 | Finland | 98.0% | 2025 | down 1.0% | flat |
| 37 | Greece | 98.0% | 2025 | down 1.0% | flat |
| 37 | Iran | 98.0% | 2025 | — | volatile |
| 37 | Iceland | 98.0% | 2025 | up 2.1% | flat |
| 37 | Jordan | 98.0% | 2025 | down 1.0% | flat |
| 37 | Japan | 98.0% | 2025 | down 1.0% | flat |
| 37 | Saint Kitts and Nevis | 98.0% | 2025 | — | rising |
| 37 | South Korea | 98.0% | 2025 | unchanged | flat |
| 37 | Marshall Islands | 98.0% | 2025 | up 3.2% | flat |
| 37 | Mauritius | 98.0% | 2025 | — | rising |
| 37 | Palestine | 98.0% | 2025 | down 1.0% | flat |
| 37 | Saudi Arabia | 98.0% | 2025 | unchanged | flat |
| 37 | Singapore | 98.0% | 2025 | unchanged | flat |
| 37 | Uganda | 98.0% | 2025 | — | rising |
| 60 | Bulgaria | 97.0% | 2025 | up 4.3% | flat |
| 60 | Switzerland | 97.0% | 2025 | unchanged | flat |
| 60 | Costa Rica | 97.0% | 2025 | up 4.3% | flat |
| 60 | Czechia | 97.0% | 2025 | down 2.0% | flat |
| 60 | Germany | 97.0% | 2025 | down 1.0% | flat |
| 60 | Denmark | 97.0% | 2025 | up 1.0% | flat |
| 60 | Georgia | 97.0% | 2025 | up 870.0% | rising |
| 60 | Ghana | 97.0% | 2025 | — | volatile |
| 60 | Russia | 97.0% | 2025 | unchanged | flat |
| 60 | Sweden | 97.0% | 2025 | down 2.0% | flat |
| 60 | Tunisia | 97.0% | 2025 | down 1.0% | flat |
| 60 | United States | 97.0% | 2025 | unchanged | flat |
| 72 | Eritrea | 96.0% | 2025 | — | volatile |
| 72 | Sri Lanka | 96.0% | 2025 | up 104.3% | rising |
| 72 | Nicaragua | 96.0% | 2025 | up 966.7% | rising |
| 72 | Nepal | 96.0% | 2025 | up 62.7% | rising |
| 72 | Slovakia | 96.0% | 2025 | down 3.0% | flat |
| 72 | Cook Islands | 96.0% | 2025 | down 3.0% | falling |
| 78 | Austria | 95.0% | 2025 | unchanged | flat |
| 78 | Bangladesh | 95.0% | 2025 | up 86.3% | rising |
| 78 | Botswana | 95.0% | 2025 | up 1,087.5% | rising |
| 78 | Dominica | 95.0% | 2025 | up 163.9% | rising |
| 78 | Micronesia (country) | 95.0% | 2025 | unchanged | flat |
| 78 | India | 95.0% | 2025 | up 9,400.0% | rising |
| 78 | Italy | 95.0% | 2025 | unchanged | flat |
| 78 | Jamaica | 95.0% | 2025 | up 187.9% | rising |
| 78 | Morocco | 95.0% | 2025 | up 187.9% | rising |
| 78 | Mongolia | 95.0% | 2025 | — | volatile |
| 78 | Malaysia | 95.0% | 2025 | down 4.0% | falling |
| 78 | Rwanda | 95.0% | 2025 | — | volatile |
| 78 | Niue | 95.0% | 2025 | down 4.0% | flat |
| 91 | Colombia | 94.0% | 2025 | up 2.2% | flat |
| 91 | Cape Verde | 94.0% | 2025 | — | rising |
| 91 | Fiji | 94.0% | 2025 | — | rising |
| 91 | Panama | 94.0% | 2025 | up 17.5% | flat |
| 91 | Senegal | 94.0% | 2025 | up 16.0% | rising |
| 91 | Tonga | 94.0% | 2025 | up 176.5% | rising |
| 91 | Turkey | 94.0% | 2025 | down 4.1% | flat |
| 98 | Australia | 93.0% | 2025 | unchanged | flat |
| 98 | Grenada | 93.0% | 2025 | up 72.2% | rising |
| 98 | Croatia | 93.0% | 2025 | down 3.1% | flat |
| 98 | Ireland | 93.0% | 2025 | down 2.1% | flat |
| 98 | Vietnam | 93.0% | 2025 | — | volatile |
| 103 | Barbados | 92.0% | 2025 | — | rising |
| 103 | Canada | 92.0% | 2025 | down 3.2% | flat |
| 103 | United Kingdom | 92.0% | 2025 | down 3.2% | flat |
| 103 | Lithuania | 92.0% | 2025 | down 5.2% | falling |
| 103 | Montenegro | 92.0% | 2025 | down 4.2% | flat |
| 103 | New Zealand | 92.0% | 2025 | down 1.1% | flat |
| 103 | Serbia | 92.0% | 2025 | down 6.1% | falling |
| 103 | Thailand | 92.0% | 2025 | — | rising |
| 111 | Burkina Faso | 91.0% | 2025 | — | volatile |
| 111 | Peru | 91.0% | 2025 | down 7.1% | falling |
| 111 | Sierra Leone | 91.0% | 2025 | — | volatile |
| 111 | Ukraine | 91.0% | 2025 | up 54.2% | rising |
| 115 | Iraq | 90.0% | 2025 | — | rising |
| 115 | Libya | 90.0% | 2025 | down 8.2% | falling |
| 115 | Saint Lucia | 90.0% | 2025 | up 328.6% | rising |
| 115 | Moldova | 90.0% | 2025 | — | volatile |
| 115 | Namibia | 90.0% | 2025 | — | volatile |
| 115 | Netherlands | 90.0% | 2025 | down 5.3% | flat |
| 115 | Slovenia | 90.0% | 2025 | down 8.2% | falling |
| 115 | Togo | 90.0% | 2025 | — | volatile |
| 123 | Belize | 89.0% | 2025 | up 1,171.4% | rising |
| 123 | Lesotho | 89.0% | 2025 | — | volatile |
| 123 | Mexico | 89.0% | 2025 | down 10.1% | falling |
| 123 | North Macedonia | 89.0% | 2025 | down 9.2% | falling |
| 123 | San Marino | 89.0% | 2025 | up 1.1% | flat |
| 128 | Honduras | 88.0% | 2025 | up 877.8% | rising |
| 128 | Lebanon | 88.0% | 2025 | down 8.3% | falling |
| 128 | Zimbabwe | 88.0% | 2025 | — | volatile |
| 131 | Malawi | 87.0% | 2025 | — | volatile |
| 131 | Niger | 87.0% | 2025 | up 222.2% | rising |
| 131 | Pakistan | 87.0% | 2025 | up 335.0% | rising |
| 131 | Sao Tome and Principe | 87.0% | 2025 | — | rising |
| 131 | Zambia | 87.0% | 2025 | — | volatile |
| 136 | Burundi | 86.0% | 2025 | up 2,050.0% | volatile |
| 136 | Djibouti | 86.0% | 2025 | — | rising |
| 136 | Estonia | 86.0% | 2025 | down 9.5% | falling |
| 136 | Kenya | 86.0% | 2025 | — | rising |
| 136 | Tajikistan | 86.0% | 2025 | — | volatile |
| 141 | Guatemala | 85.0% | 2025 | — | rising |
| 141 | Romania | 85.0% | 2025 | down 10.5% | falling |
| 143 | Congo | 84.0% | 2025 | — | rising |
| 143 | Mauritania | 84.0% | 2025 | up 1,300.0% | rising |
| 143 | Solomon Islands | 84.0% | 2025 | up 1,100.0% | rising |
| 143 | Samoa | 84.0% | 2025 | — | rising |
| 147 | Bosnia and Herzegovina | 83.0% | 2025 | up 48.2% | rising |
| 147 | Cote d'Ivoire | 83.0% | 2025 | up 336.8% | rising |
| 147 | Gambia | 83.0% | 2025 | up 16.9% | rising |
| 147 | Tanzania | 83.0% | 2025 | — | volatile |
| 151 | Ethiopia | 82.0% | 2025 | — | rising |
| 151 | Kiribati | 82.0% | 2025 | up 57.7% | rising |
| 151 | Liberia | 82.0% | 2025 | — | volatile |
| 151 | Paraguay | 82.0% | 2025 | — | rising |
| 155 | Argentina | 81.0% | 2025 | — | rising |
| 155 | Cameroon | 81.0% | 2025 | up 211.5% | rising |
| 155 | Indonesia | 81.0% | 2025 | — | volatile |
| 155 | Cambodia | 81.0% | 2025 | — | rising |
| 155 | Sudan | 81.0% | 2025 | up 17.4% | rising |
| 160 | Equatorial Guinea | 80.0% | 2025 | — | rising |
| 160 | Kyrgyzstan | 80.0% | 2025 | — | volatile |
| 160 | East Timor | 80.0% | 2025 | — | rising |
| 163 | Ecuador | 79.0% | 2025 | up 2,533.3% | rising |
| 164 | Vanuatu | 77.0% | 2025 | up 1,825.0% | rising |
| 165 | Mali | 76.0% | 2025 | — | rising |
| 166 | Comoros | 75.0% | 2025 | down 3.8% | rising |
| 166 | Guinea-Bissau | 75.0% | 2025 | — | volatile |
| 166 | Syria | 75.0% | 2025 | up 17.2% | rising |
| 169 | Eswatini | 74.0% | 2025 | — | rising |
| 170 | Myanmar | 73.0% | 2025 | up 812.5% | rising |
| 171 | Philippines | 72.0% | 2025 | — | rising |
| 172 | Haiti | 71.0% | 2025 | — | rising |
| 173 | Mozambique | 70.0% | 2025 | — | rising |
| 173 | Somalia | 70.0% | 2025 | — | volatile |
| 175 | Benin | 69.0% | 2025 | up 187.5% | rising |
| 175 | Democratic Republic of Congo | 69.0% | 2025 | up 81.6% | rising |
| 175 | Nigeria | 69.0% | 2025 | up 64.3% | rising |
| 178 | Bolivia | 68.0% | 2025 | — | rising |
| 178 | Chad | 68.0% | 2025 | up 142.9% | rising |
| 180 | Kazakhstan | 67.0% | 2025 | down 32.3% | falling |
| 180 | South Sudan | 67.0% | 2025 | up 2,133.3% | rising |
| 180 | South Africa | 67.0% | 2025 | down 26.4% | falling |
| 183 | Nauru | 66.0% | 2025 | down 27.5% | falling |
| 184 | Azerbaijan | 65.0% | 2025 | — | rising |
| 184 | Guinea | 65.0% | 2025 | up 712.5% | rising |
| 186 | Laos | 64.0% | 2025 | up 481.8% | rising |
| 187 | Madagascar | 63.0% | 2025 | up 110.0% | rising |
| 188 | Afghanistan | 62.0% | 2025 | — | rising |
| 189 | Gabon | 61.0% | 2025 | — | rising |
| 190 | Venezuela | 54.0% | 2025 | — | rising |
| 191 | Angola | 47.0% | 2025 | — | volatile |
| 192 | Papua New Guinea | 46.0% | 2025 | — | rising |
| 193 | Central African Republic | 45.0% | 2025 | up 2,150.0% | rising |
| 194 | Yemen | 42.0% | 2025 | up 250.0% | rising |
Regions and income groups
Aggregates are excluded from the country ranking above so that a region can never outrank a country.
- High income (World Bank) 97.0%
- Sur 78.0%
- Europe (WHO region) 94.0%
- South-East Asia (WHO region) 94.0%
- Americas (WHO region) 91.0%
- Western Pacific (WHO region) 90.0%
- Upper-middle income (World Bank) 90.0%
- Lower-middle income (World Bank) 87.0%
- World 86.0%
- Eastern Mediterranean (WHO region) 84.0%
- Africa (WHO region) 77.0%
- Low income (World Bank) 75.0%