Number of one-year-olds who are not vaccinated against hepatitis B in Congo
Congo: Number of one-year-olds who are not vaccinated against hepatitis B was 39,542 one-year-olds in 2023. ▬ Flat
Latest (2023)
39,542 one-year-olds
Change on year
up 1.2%
World rank
67th
of 189 countries
All-time high
73,390 one-year-olds
in 2017
All-time low
36,191 one-year-olds
in 2019
Years of data
17
2007–2023
Number of one-year-olds who are not vaccinated against hepatitis B in Congo, 2007–2023
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 hepatitis b in Congo stood at 39,542 one-year-olds.
Compared with earlier readings it is up 1.2% on the previous year and down 33.4% over ten years.
Over the whole period, number of one-year-olds who are not vaccinated against hepatitis b in Congo peaked at 73,390 one-year-olds in 2017 and was at its lowest, 36,191 one-year-olds, in 2019.
That places Congo 67th out of 189 countries with data for 2023, putting it in the middle of the range.
Number of one-year-olds who are not vaccinated against hepatitis B in Congo, year by year
| Year | one-year-olds | Change |
|---|---|---|
| 2007 | 47,666 one-year-olds | — |
| 2008 | 37,233 one-year-olds | -21.9% |
| 2009 | 36,266 one-year-olds | -2.6% |
| 2010 | 39,751 one-year-olds | +9.6% |
| 2011 | 48,304 one-year-olds | +21.5% |
| 2012 | 63,556 one-year-olds | +31.6% |
| 2013 | 59,404 one-year-olds | -6.5% |
| 2014 | 49,490 one-year-olds | -16.7% |
| 2015 | 61,376 one-year-olds | +24.0% |
| 2016 | 73,290 one-year-olds | +19.4% |
| 2017 | 73,390 one-year-olds | +0.1% |
| 2018 | 58,253 one-year-olds | -20.6% |
| 2019 | 36,191 one-year-olds | -37.9% |
| 2020 | 53,768 one-year-olds | +48.6% |
| 2021 | 45,544 one-year-olds | -15.3% |
| 2022 | 39,059 one-year-olds | -14.2% |
| 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 41,889 one-year-olds, 94% 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 | 40,388 one-year-olds | 36,266 one-year-olds | 47,666 one-year-olds | 3 |
| 2010s | 56,301 one-year-olds | 36,191 one-year-olds | 73,390 one-year-olds | 10 |
| 2020s | 44,478 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 hepatitis b in Congo?
- Number of one-year-olds who are not vaccinated against hepatitis 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 hepatitis b recorded in Congo?
- The highest recorded value was 73,390 one-year-olds in 2017.
- What is the lowest number of one-year-olds who are not vaccinated against hepatitis 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 hepatitis b?
- Congo ranks 67th out of 189 countries with data for 2023.
- Is number of one-year-olds who are not vaccinated against hepatitis b rising or falling in Congo?
- Over the last ten years it is down 33.4%. The long-run trend across the full record is flat.
- 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 hepatitis 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 the hepatitis B vaccine in a given year.