Which has higher immunization, pol3, Iran, Islamic Republic of or South Asia?

Iran, Islamic Republic of, at 99.0% against 93.6% in South Asia as of 2024.

What is the difference in immunization, pol3 between Iran, Islamic Republic of and South Asia?

5.4%, with Iran, Islamic Republic of ahead.

How many years of comparable data are there for Iran, Islamic Republic of and South Asia?

45 years are reported by both, from 1980 to 2024.

Where does this data come from?

WHO and UNICEF (http://www.who.int/immunization/monitoring_surveillance/en/), published as Immunization, Pol3 (% of one-year-old children). Statizoid refreshes it automatically from the source and publishes the full history for both places.

Iran, Islamic Republic of vs South Asia: Immunization, Pol3

Iran, Islamic Republic of

99.0%

in 2024

South Asia

93.6%

in 2024

Iran, Islamic Republic of rank

1st

South Asia rank

1st

Immunization, Pol3 over time

Iran, Islamic Republic of
South Asia

How they compare

Iran, Islamic Republic of currently reports 99.0% against 93.6% in South Asia, a difference of 5.4%.

That makes Iran, Islamic Republic of's figure about 1.1 times South Asia's.

Across all 45 years both countries report, Iran, Islamic Republic of has been ahead every year.

Iran, Islamic Republic of ranks 1st and South Asia ranks 1st of 193 countries.

Iran, Islamic Republic of has averaged higher in every one of the 5 decades both report.

Head to head by decade

Decade	Iran, Islamic Republic of	South Asia	Difference	Ahead
1980s	57.6%	17.8%	39.8%	Iran, Islamic Republic of
1990s	96.2%	64.2%	32.0%	Iran, Islamic Republic of
2000s	98.0%	66.8%	31.2%	Iran, Islamic Republic of
2010s	98.8%	85.8%	13.0%	Iran, Islamic Republic of
2020s	98.8%	90.4%	8.4%	Iran, Islamic Republic of

Averages of every year both report within each decade.

Frequently asked questions

Which has higher immunization, pol3, Iran, Islamic Republic of or South Asia?: Iran, Islamic Republic of, at 99.0% against 93.6% in South Asia as of 2024.
What is the difference in immunization, pol3 between Iran, Islamic Republic of and South Asia?: 5.4%, with Iran, Islamic Republic of ahead.
How many years of comparable data are there for Iran, Islamic Republic of and South Asia?: 45 years are reported by both, from 1980 to 2024.
How do Iran, Islamic Republic of and South Asia rank globally for immunization, pol3?: Iran, Islamic Republic of ranks 1st and South Asia ranks 1st of 193 countries.
Where does this data come from?: WHO and UNICEF (http://www.who.int/immunization/monitoring_surveillance/en/), published as Immunization, Pol3 (% of one-year-old children). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Iran, Islamic Republic of vs South Asia: Immunization, Pol3. Statizoid, drawing on WHO and UNICEF (http://www.who.int/immunization/monitoring_surveillance/en/). Retrieved 15 September 2026, from https://health.statizoid.com/compare/immunization-pol3-percent-of-one-year-old-children/iran-islamic-rep/south-asia/

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<a href="https://health.statizoid.com/compare/immunization-pol3-percent-of-one-year-old-children/iran-islamic-rep/south-asia/">Iran, Islamic Republic of vs South Asia: Immunization, Pol3</a> — Statizoid

About this data

Indicator: Immunization, Pol3 (% of one-year-old children)
Unit: % of one-year-old children
Source: WHO and UNICEF (http://www.who.int/immunization/monitoring_surveillance/en/)
Licence: CC BY 4.0 (World Bank Open Data)
Coverage: 236 places, 9,949 data points, 1980–2024
Last refreshed: 03 September 2026

Child immunization rate, polio, is the percentage of children ages 12-23 months who received polio vaccinations before 12 months or at any time before the survey. A child is considered adequately immunized after three doses.