Share of one-year-olds vaccinated against measles in Cook Islands

Cook Islands: Share of one-year-olds vaccinated against measles was 99.0% in 2024. ▲ Rising

Latest (2024)
99.0%
Change on year
up 17.9%
World rank
1st
of 194 countries
All-time high
99.0%
in 1989
All-time low
61.0%
in 2022
Years of data
42
1983–2024

Share of one-year-olds vaccinated against measles in Cook Islands, 1983–2024

0204060801001983200320241983: 68 %1984: 65 %1985: 76 %1986: 70 %1987: 84 %1988: 92 %1989: 99 %1990: 67 %1991: 94 %1992: 87 %1993: 99 %1994: 72 %1995: 96 %1996: 72 %1997: 88 %1998: 97 %1999: 84 %2000: 76 %2001: 83 %2002: 95 %2003: 99 %2004: 99 %2005: 99 %2006: 99 %2007: 98 %2008: 95 %2009: 78 %2010: 99 %2011: 89 %2012: 97 %2013: 97 %2014: 98 %2015: 99 %2016: 90 %2017: 98 %2018: 99 %2019: 99 %2020: 87 %2021: 74 %2022: 61 %2023: 84 %2024: 99 %

Source: WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data. Measured in %.

Analysis

The most recent figure for share of one-year-olds vaccinated against measles in Cook Islands is 99.0%, measured in 2024. That is the highest value across all 42 years on record.

Compared with earlier readings it is up 17.9% on the previous year and up 1.0% over ten years.

Over the whole period, share of one-year-olds vaccinated against measles in Cook Islands peaked at 99.0% in 1989 and was at its lowest, 61.0%, in 2022.

That places Cook Islands 1st out of 194 countries with data for 2024, putting it in the top 10%.

The long-run direction has been consistently rising across the 42 years of available data.

Averages by decade

DecadeAverage LowestHighest Years
1980s 79.1% 65.0% 99.0% 7
1990s 85.6% 67.0% 99.0% 10
2000s 92.1% 76.0% 99.0% 10
2010s 96.5% 89.0% 99.0% 10
2020s 81.0% 61.0% 99.0% 5

Countries ranked near Cook Islands

  1. 1 Bahrain 99.0% compare
  2. 1 Brunei 99.0% compare
  3. 1 Cuba 99.0% compare
  4. 1 Cyprus 99.0% compare
  5. 1 Guyana 99.0% compare
  6. 1 Hungary 99.0% compare
  7. 1 Iran 99.0% compare
  8. 1 Jordan 99.0% compare
  9. 1 Luxembourg 99.0% compare
  10. 1 Maldives 99.0% compare
  11. 1 Niue 99.0% compare
  12. 1 North Korea 99.0% compare
  13. 1 Oman 99.0% compare
  14. 1 Portugal 99.0% compare
  15. 1 Qatar 99.0% compare
  16. 1 Saint Vincent and the Grenadines 99.0% compare
  17. 1 Sri Lanka 99.0% compare
  18. 1 Tonga 99.0% compare
  19. 1 Turkmenistan 99.0% compare
  20. 1 Uzbekistan 99.0% compare

See the full ranking of 194 places →

More health data for Cook Islands

All data for Cook Islands →

Frequently asked questions

What is share of one-year-olds vaccinated against measles in Cook Islands?
Share of one-year-olds vaccinated against measles in Cook Islands was 99.0% in 2024, according to WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data.
What is the highest share of one-year-olds vaccinated against measles recorded in Cook Islands?
The highest recorded value was 99.0% in 1989.
What is the lowest share of one-year-olds vaccinated against measles recorded in Cook Islands?
The lowest recorded value was 61.0% in 2022.
How does Cook Islands rank for share of one-year-olds vaccinated against measles?
Cook Islands ranks 1st out of 194 countries with data for 2024.
Is share of one-year-olds vaccinated against measles rising or falling in Cook Islands?
Over the last ten years it is up 1.0%. The long-run trend across the full record is rising.
Where does this Cook Islands data come from?
The figures come from WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data, published as part of Share of one-year-olds vaccinated against measles. Statizoid updates them automatically from the source API.

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About this data

Indicator
Share of one-year-olds vaccinated against measles
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, 7,974 data points, 1980–2024
Last refreshed

Share of one-year-olds who have had the first dose of the measles vaccine in a given year.