Number of one-year-olds who are not vaccinated against diphtheria in Madagascar
Madagascar: Number of one-year-olds who are not vaccinated against diphtheria was 0.5629 one-year-olds per square kilometre in 2023. ▲ Rising
Number of one-year-olds who are not vaccinated against diphtheria in Madagascar, 1982–2023
Source: Statizoid (derived). Measured in one-year-olds per square kilometre.
Analysis
Madagascar recorded 0.5629 one-year-olds per square kilometre for number of one-year-olds who are not vaccinated against diphtheria in 2023.
That represents a change of 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 vaccinated against diphtheria in Madagascar peaked at 0.7038 one-year-olds per square kilometre in 2021 and was at its lowest, 0.1739 one-year-olds per square kilometre, in 2005.
Madagascar ranks 33rd of 192 countries on this measure, in the top quarter.
The long-run direction has been consistently rising across the 42 years of available data.
Number of one-year-olds who are not vaccinated against diphtheria in Madagascar, year by year
| Year | one-year-olds per square kilometre | Change |
|---|---|---|
| 1982 | 0.5486 one-year-olds per square kilometre | — |
| 1983 | 0.5064 one-year-olds per square kilometre | -7.7% |
| 1984 | 0.5438 one-year-olds per square kilometre | +7.4% |
| 1985 | 0.528 one-year-olds per square kilometre | -2.9% |
| 1986 | 0.491 one-year-olds per square kilometre | -7.0% |
| 1987 | 0.4638 one-year-olds per square kilometre | -5.5% |
| 1988 | 0.4219 one-year-olds per square kilometre | -9.0% |
| 1989 | 0.4121 one-year-olds per square kilometre | -2.3% |
| 1990 | 0.4183 one-year-olds per square kilometre | +1.5% |
| 1991 | 0.3776 one-year-olds per square kilometre | -9.7% |
| 1992 | 0.2916 one-year-olds per square kilometre | -22.8% |
| 1993 | 0.2924 one-year-olds per square kilometre | +0.3% |
| 1994 | 0.3025 one-year-olds per square kilometre | +3.5% |
| 1995 | 0.3973 one-year-olds per square kilometre | +31.3% |
| 1996 | 0.4901 one-year-olds per square kilometre | +23.3% |
| 1997 | 0.5095 one-year-olds per square kilometre | +4.0% |
| 1998 | 0.4966 one-year-olds per square kilometre | -2.5% |
| 1999 | 0.4801 one-year-olds per square kilometre | -3.3% |
| 2000 | 0.4686 one-year-olds per square kilometre | -2.4% |
| 2001 | 0.4408 one-year-olds per square kilometre | -5.9% |
| 2002 | 0.423 one-year-olds per square kilometre | -4.0% |
| 2003 | 0.3827 one-year-olds per square kilometre | -9.5% |
| 2004 | 0.2508 one-year-olds per square kilometre | -34.5% |
| 2005 | 0.1739 one-year-olds per square kilometre | -30.7% |
| 2006 | 0.1771 one-year-olds per square kilometre | +1.8% |
| 2007 | 0.1925 one-year-olds per square kilometre | +8.7% |
| 2008 | 0.283 one-year-olds per square kilometre | +47.0% |
| 2009 | 0.2902 one-year-olds per square kilometre | +2.5% |
| 2010 | 0.3886 one-year-olds per square kilometre | +33.9% |
| 2011 | 0.3566 one-year-olds per square kilometre | -8.2% |
| 2012 | 0.4257 one-year-olds per square kilometre | +19.4% |
| 2013 | 0.4013 one-year-olds per square kilometre | -5.7% |
| 2014 | 0.4336 one-year-olds per square kilometre | +8.0% |
| 2015 | 0.5225 one-year-olds per square kilometre | +20.5% |
| 2016 | 0.4461 one-year-olds per square kilometre | -14.6% |
| 2017 | 0.4968 one-year-olds per square kilometre | +11.4% |
| 2018 | 0.3778 one-year-olds per square kilometre | -23.9% |
| 2019 | 0.4627 one-year-olds per square kilometre | +22.4% |
| 2020 | 0.5055 one-year-olds per square kilometre | +9.3% |
| 2021 | 0.7038 one-year-olds per square kilometre | +39.2% |
| 2022 | 0.6827 one-year-olds per square kilometre | -3.0% |
| 2023 | 0.5629 one-year-olds per square kilometre | -17.6% |
Madagascar compared with similar countries
- Madagascar's 0.5629 one-year-olds per square kilometre is above the median for low income countries, which is 0.4431 one-year-olds per square kilometre, 1.3× the median. (25 countries reporting)
- Madagascar's 0.5629 one-year-olds per square kilometre is above the median for Sub-Saharan Africa, which is 0.2848 one-year-olds per square kilometre, 2.0× the median. (48 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1980s | 0.4894 one-year-olds per square kilometre | 0.4121 one-year-olds per square kilometre | 0.5486 one-year-olds per square kilometre | 8 |
| 1990s | 0.4056 one-year-olds per square kilometre | 0.2916 one-year-olds per square kilometre | 0.5095 one-year-olds per square kilometre | 10 |
| 2000s | 0.3083 one-year-olds per square kilometre | 0.1739 one-year-olds per square kilometre | 0.4686 one-year-olds per square kilometre | 10 |
| 2010s | 0.4312 one-year-olds per square kilometre | 0.3566 one-year-olds per square kilometre | 0.5225 one-year-olds per square kilometre | 10 |
| 2020s | 0.6137 one-year-olds per square kilometre | 0.5055 one-year-olds per square kilometre | 0.7038 one-year-olds per square kilometre | 4 |
Countries ranked near Madagascar
- 30 Cote d'Ivoire 0.6134 one-year-olds per square kilometre compare
- 31 Malawi 0.5979 one-year-olds per square kilometre compare
- 32 Grenada 0.5695 one-year-olds per square kilometre compare
- 34 Guinea-Bissau 0.5579 one-year-olds per square kilometre compare
- 35 Honduras 0.5523 one-year-olds per square kilometre compare
- 36 Equatorial Guinea 0.4735 one-year-olds per square kilometre compare
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)
- Estimated changes in temperature-related death rates compared to projected death rates 920.6 deaths per 1,000 people (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)
Frequently asked questions
- What is number of one-year-olds who are not vaccinated against diphtheria in Madagascar?
- Number of one-year-olds who are not vaccinated against diphtheria in Madagascar was 0.5629 one-year-olds per square kilometre in 2023, according to Statizoid (derived).
- What is the highest number of one-year-olds who are not vaccinated against diphtheria recorded in Madagascar?
- The highest recorded value was 0.7038 one-year-olds per square kilometre in 2021.
- What is the lowest number of one-year-olds who are not vaccinated against diphtheria recorded in Madagascar?
- The lowest recorded value was 0.1739 one-year-olds per square kilometre in 2005.
- How does Madagascar rank for number of one-year-olds who are not vaccinated against diphtheria?
- Madagascar ranks 33rd out of 192 countries with data for 2023.
- Is number of one-year-olds who are not vaccinated against diphtheria 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 Statizoid (derived), published as part of Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus, per square kilometre. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 42 observations, free to reuse under Derived by Statizoid from the sources named on the page.
How this figure is calculated
Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus divided by Land area (sq. km), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.
Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus ÷ Land area (sq. km)
Computed from
- Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data
- Land area FAOSTAT, Food and Agriculture Organization of the United Nations (FAO)
Statizoid computes this series; the underlying measurements belong to the publishers named above. The arithmetic is applied to every country and year where both inputs report, and nothing is estimated unless the page says so.
About this data
Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus divided by Land area (sq. km), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.