Malnutrition: Share of children who are underweight in Nigeria

Nigeria: Malnutrition: Share of children who are underweight was 24.4% in 2021. ▼ Falling

Latest (2021)
24.4%
Change on year
up 32.6%
World rank
7th
of 96 countries
All-time high
35.1%
in 1993
All-time low
18.4%
in 2020
Years of data
10
1990–2021

Malnutrition: Share of children who are underweight in Nigeria, 1990–2021

0102030401990200520211990: 33.1 % of children under 51993: 35.1 % of children under 52003: 26.7 % of children under 52011: 24.2 % of children under 52014: 20.6 % of children under 52015: 19.5 % of children under 52016: 31.5 % of children under 52018: 21.8 % of children under 52020: 18.4 % of children under 52021: 24.4 % of children under 5

Source: Joint child Malnutrition Estimates (JME) - UNICEF, WHO, and World Bank (2026) – processed by Our World in Data. Measured in % of children under 5.

Analysis

The most recent figure for malnutrition: share of children who are underweight in Nigeria is 24.4%, measured in 2021.

The figure is up 32.6% on the previous year and up 0.8% over ten years.

Over the whole period, malnutrition: share of children who are underweight in Nigeria peaked at 35.1% in 1993 and was at its lowest, 18.4%, in 2020.

Nigeria ranks 7th of 96 countries on this measure, in the top 10%.

The long-run direction has been consistently falling across the 10 years of available data.

Malnutrition: Share of children who are underweight in Nigeria, year by year

Annual values for Malnutrition: Share of children who are underweight in Nigeria, 1990 to 2021.
Year % of children under 5 Change
1990 33.1%
1993 35.1% +6.0%
2003 26.7% -23.9%
2011 24.2% -9.4%
2014 20.6% -14.9%
2015 19.5% -5.3%
2016 31.5% +61.5%
2018 21.8% -30.8%
2020 18.4% -15.6%
2021 24.4% +32.6%

Nigeria compared with similar countries

  • Nigeria's 24.4% is above the median for lower middle income countries, which is 11.6%, 2.1× the median. (38 countries reporting)
  • Nigeria's 24.4% is above the median for Sub-Saharan Africa, which is 14.3%, 1.7× the median. (34 countries reporting)

Averages by decade

DecadeAverage LowestHighest Years
1990s 34.1% 33.1% 35.1% 2
2000s 26.7% 26.7% 26.7% 1
2010s 23.5% 19.5% 31.5% 5
2020s 21.4% 18.4% 24.4% 2

Countries ranked near Nigeria

  1. 4 India 31.5% compare
  2. 5 Burundi 28.3% compare
  3. 6 Democratic Republic of Congo 25.0% compare
  4. 8 Laos 24.3% compare
  5. 9 Pakistan 23.1% compare
  6. 10 Madagascar 22.6% compare

See the full ranking of 96 places →

More reference data data for Nigeria

All data for Nigeria →

Frequently asked questions

What is malnutrition: share of children who are underweight in Nigeria?
Malnutrition: share of children who are underweight in Nigeria was 24.4% in 2021, according to Joint child Malnutrition Estimates (JME) - UNICEF, WHO, and World Bank (2026) – processed by Our World in Data.
What is the highest malnutrition: share of children who are underweight recorded in Nigeria?
The highest recorded value was 35.1% in 1993.
What is the lowest malnutrition: share of children who are underweight recorded in Nigeria?
The lowest recorded value was 18.4% in 2020.
How does Nigeria rank for malnutrition: share of children who are underweight?
Nigeria ranks 7th out of 96 countries with data for 2021.
Is malnutrition: share of children who are underweight rising or falling in Nigeria?
Over the last ten years it is up 0.8%. The long-run trend across the full record is falling.
Where does this Nigeria data come from?
The figures come from Joint child Malnutrition Estimates (JME) - UNICEF, WHO, and World Bank (2026) – processed by Our World in Data, published as part of Malnutrition: Share of children who are underweight. Statizoid updates them automatically from the source API.

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Malnutrition: Share of children who are underweight in Nigeria. Statizoid, drawing on Joint child Malnutrition Estimates (JME) - UNICEF, WHO, and World Bank (2026) – processed by Our World in Data. Retrieved 24 September 2026, from https://reference.statizoid.com/stat/share-of-children-underweight/nigeria/

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About this data

Indicator
Malnutrition: Share of children who are underweight
Unit
% of children under 5
Source
Joint child Malnutrition Estimates (JME) - UNICEF, WHO, and World Bank (2026) – processed by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
96 places, 957 data points, 1984–2024
Last refreshed

The share of children younger than five years old whose weight for age is more than two standard deviations below the median for the international reference population for ages 0-59 months.