Polio number unvaccinated in Zambia
Zambia: Polio number unvaccinated was 57,778 in 2023. ▲ Rising
Polio number unvaccinated in Zambia, 1983–2023
Source: Our World in Data.
Analysis
The most recent figure for polio number unvaccinated in Zambia is 57,778, measured in 2023.
Compared with earlier readings it is up 52.5% on the previous year and down 60.2% over ten years.
Over the whole period, polio number unvaccinated in Zambia peaked at 164,798 in 2012 and was at its lowest, 30,972, in 1990.
Zambia ranks 53rd of 194 countries on this measure, in the middle of the range.
The long-run direction has been consistently rising across the 41 years of available data.
Polio number unvaccinated in Zambia, year by year
| Year | Value | Change |
|---|---|---|
| 1983 | 138,227 | — |
| 1984 | 131,956 | -4.5% |
| 1985 | 106,017 | -19.7% |
| 1986 | 72,810 | -31.3% |
| 1987 | 54,762 | -24.8% |
| 1988 | 56,165 | +2.6% |
| 1989 | 57,468 | +2.3% |
| 1990 | 30,972 | -46.1% |
| 1991 | 63,417 | +104.8% |
| 1992 | 55,100 | -13.1% |
| 1993 | 42,996 | -22.0% |
| 1994 | 33,829 | -21.3% |
| 1995 | 55,624 | +64.4% |
| 1996 | 60,732 | +9.2% |
| 1997 | 65,940 | +8.6% |
| 1998 | 63,736 | -3.3% |
| 1999 | 61,497 | -3.5% |
| 2000 | 59,171 | -3.8% |
| 2001 | 56,608 | -4.3% |
| 2002 | 62,030 | +9.6% |
| 2003 | 63,518 | +2.4% |
| 2004 | 69,642 | +9.6% |
| 2005 | 72,000 | +3.4% |
| 2006 | 79,434 | +10.3% |
| 2007 | 111,460 | +40.3% |
| 2008 | 50,023 | -55.1% |
| 2009 | 35,975 | -28.1% |
| 2010 | 105,390 | +193.0% |
| 2011 | 91,616 | -13.1% |
| 2012 | 164,798 | +79.9% |
| 2013 | 145,105 | -11.9% |
| 2014 | 124,386 | -14.3% |
| 2015 | 57,169 | -54.0% |
| 2016 | 52,043 | -9.0% |
| 2017 | 46,840 | -10.0% |
| 2018 | 59,310 | +26.6% |
| 2019 | 66,260 | +11.7% |
| 2020 | 104,240 | +57.3% |
| 2021 | 80,940 | -22.4% |
| 2022 | 37,889 | -53.2% |
| 2023 | 57,778 | +52.5% |
Zambia compared with similar countries
- Zambia's 57,778 is above the median for lower middle income countries, which is 47,525, 1.2× the median. (46 countries reporting)
- Zambia's 57,778 is below the median for Sub-Saharan Africa, which is 59,256, 98% of the median. (48 countries reporting)
Biggest year-on-year movements
Years where Polio number unvaccinated in Zambia changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.
| Year | Change | From | To |
|---|---|---|---|
| 2010 | +193.0% | 35,975 | 105,390 |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1980s | 88,201 | 54,762 | 138,227 | 7 |
| 1990s | 53,384 | 30,972 | 65,940 | 10 |
| 2000s | 65,986 | 35,975 | 111,460 | 10 |
| 2010s | 91,292 | 46,840 | 164,798 | 10 |
| 2020s | 70,212 | 37,889 | 104,240 | 4 |
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)
- Un projection of annual infant deaths 8,894 (2100)
- Neonatal tetanus - number of reported cases, gaps filled 2 (2025)
- Population ages 00-04, female, annual growth rate 1.68 % 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 0.0743 units per person (2025)
- Population ages 00-04, male, annual growth rate 1.69 % 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 0.0744 units per person (2025)
Frequently asked questions
- What is polio number unvaccinated in Zambia?
- Polio number unvaccinated in Zambia was 57,778 in 2023, according to Our World in Data.
- What is the highest polio number unvaccinated recorded in Zambia?
- The highest recorded value was 164,798 in 2012.
- What is the lowest polio number unvaccinated recorded in Zambia?
- The lowest recorded value was 30,972 in 1990.
- How does Zambia rank for polio number unvaccinated?
- Zambia ranks 53rd out of 194 countries with data for 2023.
- Is polio number unvaccinated rising or falling in Zambia?
- Over the last ten years it is down 60.2%. The long-run trend across the full record is rising.
- Where does this Zambia data come from?
- The figures come from Our World in Data, published as part of Polio number unvaccinated. Statizoid updates them automatically from the source API.
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