Iran, Islamic Republic of vs Maldives: Share of one-year-olds who are vaccinated against polio

Iran, Islamic Republic of
99.0%
in 2024
Maldives
99.0%
in 2024
Iran, Islamic Republic of rank
1st
Maldives rank
1st

Share of one-year-olds who are vaccinated against polio over time

  • Iran, Islamic Republic of
  • Maldives
020406080100198020022024

How they compare

Iran, Islamic Republic of currently reports 99.0% against 99.0% in Maldives, a difference of 0.0%.

The two have swapped places 13 times across 45 shared years of data; in 1980 it was Iran, Islamic Republic of ahead.

Iran, Islamic Republic of ranks 1st and Maldives ranks 1st of 194 countries.

Across the 5 decades both report, Iran, Islamic Republic of averaged higher in 4 and Maldives in 1.

Head to head by decade

Decade Iran, Islamic Republic of Maldives Difference Ahead
1980s 57.6% 33.2% 24.4% Iran, Islamic Republic of
1990s 96.2% 96.9% 0.7% Maldives
2000s 98.0% 97.7% 0.3% Iran, Islamic Republic of
2010s 98.8% 98.5% 0.3% Iran, Islamic Republic of
2020s 98.8% 98.6% 0.2% Iran, Islamic Republic of

Averages of every year both report within each decade.

Frequently asked questions

Which has higher share of one-year-olds who are vaccinated against polio, Iran, Islamic Republic of or Maldives?
Iran, Islamic Republic of, at 99.0% against 99.0% in Maldives as of 2024.
What is the difference in share of one-year-olds who are vaccinated against polio between Iran, Islamic Republic of and Maldives?
0.0%, with Iran, Islamic Republic of ahead.
How many years of comparable data are there for Iran, Islamic Republic of and Maldives?
45 years are reported by both, from 1980 to 2024.
How do Iran, Islamic Republic of and Maldives rank globally for share of one-year-olds who are vaccinated against polio?
Iran, Islamic Republic of ranks 1st and Maldives ranks 1st of 194 countries.
Where does this data come from?
WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data, published as Share of one-year-olds who are vaccinated against polio. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Iran, Islamic Republic of vs Maldives: Share of one-year-olds who are vaccinated against polio. Statizoid, drawing on WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data. Retrieved 05 September 2026, from https://health.statizoid.com/compare/polio-vaccine-coverage-of-one-year-olds/iran-islamic-rep/maldives/

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About this data

Indicator
Share of one-year-olds who are vaccinated against polio
Unit
%
Source
WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
194 places, 8,105 data points, 1980–2024
Last refreshed

Share of one-year-olds who have had the third dose of either the oral or inactivated polio vaccine in a given year.