Republic of Korea vs New Zealand: Number of one-year-olds who are not vaccinated against polio

Republic of Korea
7,631 one-year-olds
in 2023
New Zealand
7,075 one-year-olds
in 2023
Republic of Korea rank
104th
New Zealand rank
106th

Number of one-year-olds who are not vaccinated against polio over time

  • Republic of Korea
  • New Zealand
0100.0k200.0k300.0k198120022023

How they compare

Republic of Korea currently reports 7,631 one-year-olds against 7,075 one-year-olds in New Zealand, a difference of 556 one-year-olds.

That makes Republic of Korea's figure about 1.1 times New Zealand's.

The two have swapped places 8 times across 41 shared years of data; in 1983 it was Republic of Korea ahead.

Republic of Korea ranks 104th and New Zealand ranks 106th of 194 countries.

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

Head to head by decade

Decade Republic of Korea New Zealand Difference Ahead
1980s 114,509 one-year-olds 10,606 one-year-olds 103,903 one-year-olds Republic of Korea
1990s 104,324 one-year-olds 9,789 one-year-olds 94,535 one-year-olds Republic of Korea
2000s 22,358 one-year-olds 7,583 one-year-olds 14,775 one-year-olds Republic of Korea
2010s 8,974 one-year-olds 4,337 one-year-olds 4,637 one-year-olds Republic of Korea
2020s 6,878 one-year-olds 6,094 one-year-olds 784.29 one-year-olds Republic of Korea

Averages of every year both report within each decade.

Frequently asked questions

Which has higher number of one-year-olds who are not vaccinated against polio, Republic of Korea or New Zealand?
Republic of Korea, at 7,631 one-year-olds against 7,075 one-year-olds in New Zealand as of 2023.
What is the difference in number of one-year-olds who are not vaccinated against polio between Republic of Korea and New Zealand?
556 one-year-olds, with Republic of Korea ahead.
How many years of comparable data are there for Republic of Korea and New Zealand?
41 years are reported by both, from 1983 to 2023.
How do Republic of Korea and New Zealand rank globally for number of one-year-olds who are not vaccinated against polio?
Republic of Korea ranks 104th and New Zealand ranks 106th 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 Number of one-year-olds who are not vaccinated against polio. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Republic of Korea vs New Zealand: Number of one-year-olds who are not vaccinated against polio. Statizoid, drawing on WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data. Retrieved 04 September 2026, from https://health.statizoid.com/compare/polio-number-unvaccinated/korea-rep/new-zealand/

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About this data

Indicator
Number of one-year-olds who are not vaccinated against polio
Unit
one-year-olds
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, 7,911 data points, 1980–2023
Last refreshed

Number of one-year-olds who have not had the third dose of either the oral or inactivated polio vaccine in a given year.