Number of one-year-olds who are not vaccinated against Haemophilus influenzae type B in Congo
Congo: Number of one-year-olds who are not vaccinated against Haemophilus influenzae type B was 39,542 one-year-olds in 2023. ▼ Falling
Number of one-year-olds who are not vaccinated against Haemophilus influenzae type B in Congo, 2009–2023
Source: WHO & UNICEF (2025); 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 vaccinated against haemophilus influenzae type b in Congo stood at 39,542 one-year-olds.
That represents a change of up 1.2% on the previous year and down 31.5% over ten years.
Over the whole period, number of one-year-olds who are not vaccinated against haemophilus influenzae type b in Congo peaked at 71,684 one-year-olds in 2017 and was at its lowest, 36,191 one-year-olds, in 2019.
Congo ranks 62nd of 191 countries on this measure, in the middle of the range.
The long-run direction has been consistently falling across the 15 years of available data.
Number of one-year-olds who are not vaccinated against Haemophilus influenzae type B in Congo, year by year
| Year | one-year-olds | Change |
|---|---|---|
| 2009 | 40,618 one-year-olds | — |
| 2010 | 39,751 one-year-olds | -2.1% |
| 2011 | 46,694 one-year-olds | +17.5% |
| 2012 | 60,211 one-year-olds | +28.9% |
| 2013 | 57,707 one-year-olds | -4.2% |
| 2014 | 46,077 one-year-olds | -20.2% |
| 2015 | 59,671 one-year-olds | +29.5% |
| 2016 | 69,881 one-year-olds | +17.1% |
| 2017 | 71,684 one-year-olds | +2.6% |
| 2018 | 58,253 one-year-olds | -18.7% |
| 2019 | 36,191 one-year-olds | -37.9% |
| 2020 | 53,768 one-year-olds | +48.6% |
| 2021 | 43,792 one-year-olds | -18.6% |
| 2022 | 39,059 one-year-olds | -10.8% |
| 2023 | 39,542 one-year-olds | +1.2% |
Congo compared with similar countries
- Congo's 39,542 one-year-olds is below the median for lower middle income countries, which is 41,343 one-year-olds, 96% of the median. (46 countries reporting)
- Congo's 39,542 one-year-olds is below the median for Sub-Saharan Africa, which is 52,290 one-year-olds, 76% of the median. (48 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | 40,618 one-year-olds | 40,618 one-year-olds | 40,618 one-year-olds | 1 |
| 2010s | 54,612 one-year-olds | 36,191 one-year-olds | 71,684 one-year-olds | 10 |
| 2020s | 44,040 one-year-olds | 39,059 one-year-olds | 53,768 one-year-olds | 4 |
Countries ranked near Congo
More health data for Congo
- Un projection of annual infant deaths, annual growth rate -0.4813 % change on previous year (2100)
- Heat deaths vs projected death rates, annual growth rate 0.9705 % change on previous year (2090)
- Estimated changes in temperature-related death rates compared to projected death rates 759.5 deaths per 1,000 people (2090)
- Number of infants who die before age 1 2,688 deaths (2100)
- Neonatal tetanus - number of reported cases, gaps filled 11 (2025)
- Population ages 00-04, female, annual growth rate 1.44 % change on previous year (2025)
- Population ages 00-04, female, per unit of GDP 0 units per US$ of GDP (2025)
- Population ages 00-04, female, per capita 0.0695 units per person (2025)
- Population ages 00-04, male, annual growth rate 1.45 % change on previous year (2025)
- Population ages 00-04, male, per unit of GDP 0 units per US$ of GDP (2025)
Frequently asked questions
- What is number of one-year-olds who are not vaccinated against haemophilus influenzae type b in Congo?
- Number of one-year-olds who are not vaccinated against haemophilus influenzae type b in Congo was 39,542 one-year-olds in 2023, according to WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data.
- What is the highest number of one-year-olds who are not vaccinated against haemophilus influenzae type b recorded in Congo?
- The highest recorded value was 71,684 one-year-olds in 2017.
- What is the lowest number of one-year-olds who are not vaccinated against haemophilus influenzae type b recorded in Congo?
- The lowest recorded value was 36,191 one-year-olds in 2019.
- How does Congo rank for number of one-year-olds who are not vaccinated against haemophilus influenzae type b?
- Congo ranks 62nd out of 191 countries with data for 2023.
- Is number of one-year-olds who are not vaccinated against haemophilus influenzae type b rising or falling in Congo?
- Over the last ten years it is down 31.5%. The long-run trend across the full record is falling.
- Where does this Congo 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 Number of one-year-olds who are not vaccinated against Haemophilus influenzae type B. 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 Haemophilus influenzae type b vaccine in a given year.