Number of one-year-olds who are not fully vaccinated against in Madagascar
Madagascar: Number of one-year-olds who are not fully vaccinated against was 327,476 one-year-olds in 2023. ▲ Rising
Latest (2023)
327,476 one-year-olds
Change on year
down 17.6%
World rank
16th
of 195 countries
All-time high
409,460 one-year-olds
in 2021
All-time low
101,110 one-year-olds
in 2005
Years of data
42
1982–2023
Number of one-year-olds who are not fully vaccinated against diphtheria, pertussis and tetanus in Madagascar, 1982–2023
Source: WHO & UNICEF (2026); UN, World Population Prospects (2024) – processed by Our World in Data. Measured in one-year-olds.
Analysis
In 2023, number of one-year-olds who are not fully vaccinated against diphtheria, pertussis and tetanus in Madagascar stood at 327,476 one-year-olds.
Compared with earlier readings it is down 17.6% on the previous year and up 40.3% over ten years.
Over the whole period, number of one-year-olds who are not fully vaccinated against diphtheria, pertussis and tetanus in Madagascar peaked at 409,460 one-year-olds in 2021 and was at its lowest, 101,110 one-year-olds, in 2005.
Madagascar ranks 16th of 195 countries on this measure, in the top 10%.
The long-run direction has been consistently rising across the 42 years of available data.
Number of one-year-olds who are not fully vaccinated against in Madagascar, year by year
| Year | one-year-olds | Change |
|---|---|---|
| 1982 | 319,025 one-year-olds | — |
| 1983 | 294,476 one-year-olds | -7.7% |
| 1984 | 316,252 one-year-olds | +7.4% |
| 1985 | 307,034 one-year-olds | -2.9% |
| 1986 | 285,522 one-year-olds | -7.0% |
| 1987 | 269,742 one-year-olds | -5.5% |
| 1988 | 245,346 one-year-olds | -9.0% |
| 1989 | 239,653 one-year-olds | -2.3% |
| 1990 | 243,280 one-year-olds | +1.5% |
| 1991 | 219,608 one-year-olds | -9.7% |
| 1992 | 169,569 one-year-olds | -22.8% |
| 1993 | 170,063 one-year-olds | +0.3% |
| 1994 | 175,940 one-year-olds | +3.5% |
| 1995 | 231,067 one-year-olds | +31.3% |
| 1996 | 285,020 one-year-olds | +23.3% |
| 1997 | 296,286 one-year-olds | +4.0% |
| 1998 | 288,812 one-year-olds | -2.5% |
| 1999 | 279,201 one-year-olds | -3.3% |
| 2000 | 272,532 one-year-olds | -2.4% |
| 2001 | 256,322 one-year-olds | -5.9% |
| 2002 | 245,975 one-year-olds | -4.0% |
| 2003 | 222,584 one-year-olds | -9.5% |
| 2004 | 145,847 one-year-olds | -34.5% |
| 2005 | 101,110 one-year-olds | -30.7% |
| 2006 | 102,977 one-year-olds | +1.8% |
| 2007 | 111,969 one-year-olds | +8.7% |
| 2008 | 164,602 one-year-olds | +47.0% |
| 2009 | 168,765 one-year-olds | +2.5% |
| 2010 | 225,970 one-year-olds | +33.9% |
| 2011 | 207,455 one-year-olds | -8.2% |
| 2012 | 247,686 one-year-olds | +19.4% |
| 2013 | 233,473 one-year-olds | -5.7% |
| 2014 | 252,247 one-year-olds | +8.0% |
| 2015 | 303,991 one-year-olds | +20.5% |
| 2016 | 259,533 one-year-olds | -14.6% |
| 2017 | 289,046 one-year-olds | +11.4% |
| 2018 | 219,828 one-year-olds | -23.9% |
| 2019 | 269,173 one-year-olds | +22.4% |
| 2020 | 294,099 one-year-olds | +9.3% |
| 2021 | 409,460 one-year-olds | +39.2% |
| 2022 | 397,216 one-year-olds | -3.0% |
| 2023 | 327,476 one-year-olds | -17.6% |
Madagascar compared with similar countries
- Madagascar's 327,476 one-year-olds is above the median for low income countries, which is 144,384 one-year-olds, 2.3× the median. (25 countries reporting)
- Madagascar's 327,476 one-year-olds is above the median for Sub-Saharan Africa, which is 52,290 one-year-olds, 6.3× the median. (48 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1980s | 284,631 one-year-olds | 239,653 one-year-olds | 319,025 one-year-olds | 8 |
| 1990s | 235,885 one-year-olds | 169,569 one-year-olds | 296,286 one-year-olds | 10 |
| 2000s | 179,268 one-year-olds | 101,110 one-year-olds | 272,532 one-year-olds | 10 |
| 2010s | 250,840 one-year-olds | 207,455 one-year-olds | 303,991 one-year-olds | 10 |
| 2020s | 357,063 one-year-olds | 294,099 one-year-olds | 409,460 one-year-olds | 4 |
Countries ranked near Madagascar
More health data for Madagascar
- Un projection of annual infant deaths, annual growth rate -1.87 % change on previous year (2100)
- Heat deaths vs projected death rates, annual growth rate 0.4912 % change on previous year (2090)
- Number of infants who die before age 1 14,569 deaths (2100)
- Neonatal tetanus - number of reported cases, gaps filled 63 (2025)
- Population ages 00-04, female, annual growth rate 1.32 % change on previous year (2025)
- Population ages 00-04, female, per unit of GDP 0.0001 units per US$ of GDP (2025)
- Population ages 00-04, female, per capita 0.071 units per person (2025)
- Population ages 00-04, male, annual growth rate 1.3 % change on previous year (2025)
- Population ages 00-04, male, per unit of GDP 0.0001 units per US$ of GDP (2025)
- Population ages 00-04, male, per capita 0.0731 units per person (2025)
Frequently asked questions
- What is number of one-year-olds who are not fully vaccinated against diphtheria, pertussis and tetanus in Madagascar?
- Number of one-year-olds who are not fully vaccinated against diphtheria, pertussis and tetanus in Madagascar was 327,476 one-year-olds in 2023, according to WHO & UNICEF (2026); UN, World Population Prospects (2024) – processed by Our World in Data.
- What is the highest number of one-year-olds who are not fully vaccinated against diphtheria, pertussis and tetanus recorded in Madagascar?
- The highest recorded value was 409,460 one-year-olds in 2021.
- What is the lowest number of one-year-olds who are not fully vaccinated against diphtheria, pertussis and tetanus recorded in Madagascar?
- The lowest recorded value was 101,110 one-year-olds in 2005.
- How does Madagascar rank for number of one-year-olds who are not fully vaccinated against diphtheria, pertussis and tetanus?
- Madagascar ranks 16th out of 195 countries with data for 2023.
- Is number of one-year-olds who are not fully vaccinated against diphtheria, pertussis and tetanus rising or falling in Madagascar?
- Over the last ten years it is up 40.3%. The long-run trend across the full record is rising.
- Where does this Madagascar data come from?
- The figures come from WHO & UNICEF (2026); UN, World Population Prospects (2024) – processed by Our World in Data, published as part of Number of one-year-olds who are not fully vaccinated against diphtheria, pertussis and tetanus. Statizoid updates them automatically from the source API.
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About this data
Number of one-year-olds who have not had three doses of the combined diphtheria, tetanus and pertussis vaccine in a given year.