Share of one-year-olds who are vaccinated against polio in Zambia
Zambia: Share of one-year-olds who are vaccinated against polio was 90.0% in 2024. ▲ Rising
Share of one-year-olds who are vaccinated against polio in Zambia, 1983–2024
Source: WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data. Measured in %.
Analysis
Zambia recorded 90.0% for share of one-year-olds who are vaccinated against polio in 2024.
Compared with earlier readings it is down 1.1% on the previous year and up 15.4% over ten years.
Over the whole period, share of one-year-olds who are vaccinated against polio in Zambia peaked at 94.0% in 2022 and was at its lowest, 46.0%, in 1983.
Zambia ranks 97th of 194 countries on this measure, in the middle of the range.
The long-run direction has been consistently rising across the 42 years of available data.
Share of one-year-olds who are vaccinated against polio in Zambia, year by year
| Year | % | Change |
|---|---|---|
| 1983 | 46.0% | — |
| 1984 | 50.0% | +8.7% |
| 1985 | 61.0% | +22.0% |
| 1986 | 74.0% | +21.3% |
| 1987 | 81.0% | +9.5% |
| 1988 | 81.0% | +0.0% |
| 1989 | 81.0% | +0.0% |
| 1990 | 90.0% | +11.1% |
| 1991 | 80.0% | -11.1% |
| 1992 | 83.0% | +3.8% |
| 1993 | 87.0% | +4.8% |
| 1994 | 90.0% | +3.4% |
| 1995 | 84.0% | -6.7% |
| 1996 | 83.0% | -1.2% |
| 1997 | 82.0% | -1.2% |
| 1998 | 83.0% | +1.2% |
| 1999 | 84.0% | +1.2% |
| 2000 | 85.0% | +1.2% |
| 2001 | 86.0% | +1.2% |
| 2002 | 85.0% | -1.2% |
| 2003 | 85.0% | +0.0% |
| 2004 | 84.0% | -1.2% |
| 2005 | 84.0% | +0.0% |
| 2006 | 83.0% | -1.2% |
| 2007 | 77.0% | -7.2% |
| 2008 | 90.0% | +16.9% |
| 2009 | 93.0% | +3.3% |
| 2010 | 80.0% | -14.0% |
| 2011 | 83.0% | +3.8% |
| 2012 | 70.0% | -15.7% |
| 2013 | 74.0% | +5.7% |
| 2014 | 78.0% | +5.4% |
| 2015 | 90.0% | +15.4% |
| 2016 | 91.0% | +1.1% |
| 2017 | 92.0% | +1.1% |
| 2018 | 90.0% | -2.2% |
| 2019 | 89.0% | -1.1% |
| 2020 | 83.0% | -6.7% |
| 2021 | 87.0% | +4.8% |
| 2022 | 94.0% | +8.0% |
| 2023 | 91.0% | -3.2% |
| 2024 | 90.0% | -1.1% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1980s | 67.7% | 46.0% | 81.0% | 7 |
| 1990s | 84.6% | 80.0% | 90.0% | 10 |
| 2000s | 85.2% | 77.0% | 93.0% | 10 |
| 2010s | 83.7% | 70.0% | 92.0% | 10 |
| 2020s | 89.0% | 83.0% | 94.0% | 5 |
Countries ranked near Zambia
More health data for Zambia
- Un projection of annual infant deaths, annual growth rate -1.09 % change on previous year (2100)
- Heat deaths vs projected death rates, annual growth rate 0.7971 % change on previous year (2090)
- Estimated changes in temperature-related death rates compared to projected death rates 809.3 deaths per 1,000 people (2090)
- Number of infants who die before age 1 8,894 deaths (2100)
- Population ages 0-14, female, annual growth rate 1.6 % change on previous year (2025)
- Population ages 0-14, female, per unit of GDP 0.0002 units per US$ of GDP (2025)
- Population ages 0-14, female, per capita 0.2049 units per person (2025)
- Population ages 0-14, male, annual growth rate 1.61 % change on previous year (2025)
- Population ages 0-14, male, per unit of GDP 0.0002 units per US$ of GDP (2025)
- Population ages 0-14, male, per capita 0.2048 units per person (2025)
Frequently asked questions
- What is share of one-year-olds who are vaccinated against polio in Zambia?
- Share of one-year-olds who are vaccinated against polio in Zambia was 90.0% in 2024, according to WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data.
- What is the highest share of one-year-olds who are vaccinated against polio recorded in Zambia?
- The highest recorded value was 94.0% in 2022.
- What is the lowest share of one-year-olds who are vaccinated against polio recorded in Zambia?
- The lowest recorded value was 46.0% in 1983.
- How does Zambia rank for share of one-year-olds who are vaccinated against polio?
- Zambia ranks 97th out of 194 countries with data for 2024.
- Is share of one-year-olds who are vaccinated against polio rising or falling in Zambia?
- Over the last ten years it is up 15.4%. The long-run trend across the full record is rising.
- Where does this Zambia 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 Share of one-year-olds who are vaccinated against polio. Statizoid updates them automatically from the source API.
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About this data
Share of one-year-olds who have had the third dose of either the oral or inactivated polio vaccine in a given year.