Prevalence of underweight, weight for age in Nigeria

Nigeria: Prevalence of underweight, weight for age 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

Prevalence of underweight, weight for age 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: UNICEF, WHO, World Bank: Joint child Malnutrition Estimates (JME). Aggregation is based on UNICEF, WHO, and the World Bank harmonized dataset (adjusted, comparable data) and methodology., UN Children'. Measured in % of children under 5.

Analysis

The most recent figure for prevalence of underweight, weight for age 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, prevalence of underweight, weight for age in Nigeria peaked at 35.1% in 1993 and was at its lowest, 18.4%, in 2020.

That places Nigeria 7th out of 96 countries with data for 2021, putting it in the top 10%.

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

Prevalence of underweight, weight for age in Nigeria, year by year

Annual values for Prevalence of underweight, weight for age (% of children under 5) 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 Congo, Democratic Republic of the 25.0% compare
  4. 8 Lao People's Democratic Republic 24.3% compare
  5. 9 Pakistan 23.1% compare
  6. 10 Madagascar 22.6% compare

See the full ranking of 110 places →

More health data for Nigeria

All data for Nigeria →

Frequently asked questions

What is prevalence of underweight, weight for age in Nigeria?
Prevalence of underweight, weight for age in Nigeria was 24.4% in 2021, according to UNICEF, WHO, World Bank: Joint child Malnutrition Estimates (JME). Aggregation is based on UNICEF, WHO, and the World Bank harmonized dataset (adjusted, comparable data) and methodology., UN Children'.
What is the highest prevalence of underweight, weight for age recorded in Nigeria?
The highest recorded value was 35.1% in 1993.
What is the lowest prevalence of underweight, weight for age recorded in Nigeria?
The lowest recorded value was 18.4% in 2020.
How does Nigeria rank for prevalence of underweight, weight for age?
Nigeria ranks 7th out of 96 countries with data for 2021.
Is prevalence of underweight, weight for age 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 UNICEF, WHO, World Bank: Joint child Malnutrition Estimates (JME). Aggregation is based on UNICEF, WHO, and the World Bank harmonized dataset (adjusted, comparable data) and methodology., UN Children', published as part of Prevalence of underweight, weight for age (% of children under 5). Statizoid updates them automatically from the source API.

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Prevalence of underweight, weight for age in Nigeria. Statizoid, drawing on UNICEF, WHO, World Bank: Joint child Malnutrition Estimates (JME). Aggregation is based on UNICEF, WHO, and the World Bank harmonized dataset (adjusted, comparable data) and methodology., UN Children'. Retrieved 16 September 2026, from https://health.statizoid.com/stat/prevalence-of-underweight-weight-for-age-percent-of-children-under-5/nigeria/

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About this data

Indicator
Prevalence of underweight, weight for age (% of children under 5)
Unit
% of children under 5
Source
UNICEF, WHO, World Bank: Joint child Malnutrition Estimates (JME). Aggregation is based on UNICEF, WHO, and the World Bank harmonized dataset (adjusted, comparable data) and methodology., UN Children'
Licence
CC BY 4.0 (World Bank Open Data)
Coverage
110 places, 1,307 data points, 1984–2024
Last refreshed

Prevalence of underweight children is the percentage of children under age 5 whose weight for age is more than two standard deviations below the median for the international reference population ages 0-59 months. The data are based on the WHO's 2006 Child Growth Standards.