Vaccination coverage in Cook Islands
Cook Islands: Vaccination coverage was 75.0% in 2024. ▲ Rising
Vaccination coverage in Cook Islands, 1990–2024
Source: WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data. Measured in %.
Analysis
Cook Islands recorded 75.0% for vaccination coverage in 2024.
That represents a change of down 12.8% on the previous year and down 24.2% over ten years.
Over the whole period, vaccination coverage in Cook Islands peaked at 99.0% in 1997 and was at its lowest, 65.0%, in 1996.
Cook Islands ranks 151st of 189 countries on this measure, in the bottom quarter.
The long-run direction has been consistently rising across the 35 years of available data.
Vaccination coverage in Cook Islands, year by year
| Year | % | Change |
|---|---|---|
| 1990 | 71.0% | — |
| 1991 | 85.0% | +19.7% |
| 1992 | 98.0% | +15.3% |
| 1993 | 76.0% | -22.4% |
| 1994 | 79.0% | +3.9% |
| 1995 | 85.0% | +7.6% |
| 1996 | 65.0% | -23.5% |
| 1997 | 99.0% | +52.3% |
| 1998 | 88.0% | -11.1% |
| 1999 | 90.0% | +2.3% |
| 2000 | 98.0% | +8.9% |
| 2001 | 93.0% | -5.1% |
| 2002 | 93.0% | +0.0% |
| 2003 | 93.0% | +0.0% |
| 2004 | 99.0% | +6.5% |
| 2005 | 99.0% | +0.0% |
| 2006 | 99.0% | +0.0% |
| 2007 | 99.0% | +0.0% |
| 2008 | 99.0% | +0.0% |
| 2009 | 82.0% | -17.2% |
| 2010 | 99.0% | +20.7% |
| 2011 | 93.0% | -6.1% |
| 2012 | 98.0% | +5.4% |
| 2013 | 98.0% | +0.0% |
| 2014 | 99.0% | +1.0% |
| 2015 | 99.0% | +0.0% |
| 2016 | 99.0% | +0.0% |
| 2017 | 99.0% | +0.0% |
| 2018 | 99.0% | +0.0% |
| 2019 | 98.0% | -1.0% |
| 2020 | 89.0% | -9.2% |
| 2021 | 81.0% | -9.0% |
| 2022 | 72.0% | -11.1% |
| 2023 | 86.0% | +19.4% |
| 2024 | 75.0% | -12.8% |
Biggest year-on-year movements
Years where Vaccination coverage in Cook Islands changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.
| Year | Change | From | To |
|---|---|---|---|
| 1997 | +52.3% | 65.0% | 99.0% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 83.6% | 65.0% | 99.0% | 10 |
| 2000s | 95.4% | 82.0% | 99.0% | 10 |
| 2010s | 98.1% | 93.0% | 99.0% | 10 |
| 2020s | 80.6% | 72.0% | 89.0% | 5 |
Countries ranked near Cook Islands
More health data for Cook Islands
- Heat deaths vs projected death rates, annual growth rate 1.79 % change on previous year (2090)
- Un projection of annual infant deaths, annual growth rate -100 % change on previous year (2029)
- Number of infants who die before age 1 0 deaths (2100)
- Estimated changes in temperature-related death rates compared to projected death rates 937.6 deaths per 1,000 people (2090)
- Neonatal tetanus - number of reported cases, gaps filled 0 (2019)
- Measles - number of reported cases, gaps filled 0 (2019)
- Diphtheria - number of reported cases, gaps filled 0 (2019)
- Total tetanus - number of reported cases, gaps filled 0 (2019)
- Pertussis - number of reported cases, gaps filled 0 (2019)
- Infant deaths (UN IGME estimate, 2024), annual growth rate 0 % change on previous year (2024)
Frequently asked questions
- What is vaccination coverage in Cook Islands?
- Vaccination coverage in Cook Islands was 75.0% in 2024, according to WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data.
- What is the highest vaccination coverage recorded in Cook Islands?
- The highest recorded value was 99.0% in 1997.
- What is the lowest vaccination coverage recorded in Cook Islands?
- The lowest recorded value was 65.0% in 1996.
- How does Cook Islands rank for vaccination coverage?
- Cook Islands ranks 151st out of 189 countries with data for 2024.
- Is vaccination coverage rising or falling in Cook Islands?
- Over the last ten years it is down 24.2%. 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 Vaccination coverage. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 35 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Share of one-year-olds who have had three doses of the hepatitis B vaccine in a given year.