Underweight among adults, BMI < 18.5 kg/m2 (age-standardized estimate) in Tanzania, United Republic of

Tanzania, United Republic of: Underweight among adults, BMI < 18.5 kg/m2 (age-standardized estimate) was 11.8% in 2024. ▼ Falling

Latest (2024)
11.8%
Change on year
up 0.3%
World rank
28th
of 198 countries
All-time high
16.1%
in 1980
All-time low
11.7%
in 2019
Years of data
45
1980–2024

Underweight among adults, BMI < 18.5 kg/m2 (age-standardized estimate) in Tanzania, United Republic of, 1980–2024

0510151980200220241980: 16.11981: 161982: 15.81983: 15.71984: 15.61985: 15.41986: 15.31987: 15.21988: 15.11989: 151990: 14.91991: 14.81992: 14.71993: 14.61994: 14.51995: 14.41996: 14.31997: 14.11998: 141999: 13.92000: 13.82001: 13.72002: 13.52003: 13.42004: 13.32005: 13.12006: 132007: 12.82008: 12.72009: 12.52010: 12.42011: 12.22012: 12.12013: 122014: 11.92015: 11.82016: 11.72017: 11.72018: 11.72019: 11.72020: 11.72021: 11.72022: 11.72023: 11.82024: 11.8

Source: World Health Organization, Global Health Observatory.

Analysis

Tanzania, United Republic of recorded 11.8% for underweight among adults, bmi < 18.5 kg/m2 (age-standardized estimate) in 2024.

That represents a change of up 0.3% on the previous year and down 0.3% over ten years.

Over the whole period, underweight among adults, bmi < 18.5 kg/m2 (age-standardized estimate) in Tanzania, United Republic of peaked at 16.1% in 1980 and was at its lowest, 11.7%, in 2019.

That places Tanzania, United Republic of 28th out of 198 countries with data for 2024, putting it in the top quarter.

The long-run direction has been consistently falling across the 45 years of available data.

Underweight among adults, BMI < 18.5 kg/m2 (age-standardized estimate) in Tanzania, United Republic of, year by year

Annual values for Underweight among adults, BMI < 18.5 kg/m2 (age-standardized estimate) (%) in Tanzania, United Republic of, 1980 to 2024.
Year Value Change
1980 16.1%
1981 16.0% -0.9%
1982 15.8% -0.9%
1983 15.7% -0.8%
1984 15.6% -0.8%
1985 15.4% -0.8%
1986 15.3% -0.7%
1987 15.2% -0.7%
1988 15.1% -0.7%
1989 15.0% -0.8%
1990 14.9% -0.8%
1991 14.8% -0.8%
1992 14.7% -0.7%
1993 14.6% -0.7%
1994 14.5% -0.6%
1995 14.4% -0.7%
1996 14.3% -0.8%
1997 14.1% -0.8%
1998 14.0% -0.8%
1999 13.9% -0.8%
2000 13.8% -0.9%
2001 13.7% -0.9%
2002 13.5% -1.0%
2003 13.4% -1.0%
2004 13.3% -1.1%
2005 13.1% -1.1%
2006 13.0% -1.1%
2007 12.8% -1.1%
2008 12.7% -1.2%
2009 12.5% -1.2%
2010 12.4% -1.2%
2011 12.2% -1.2%
2012 12.1% -1.1%
2013 12.0% -1.0%
2014 11.9% -0.9%
2015 11.8% -0.7%
2016 11.7% -0.5%
2017 11.7% -0.3%
2018 11.7% -0.2%
2019 11.7% -0.0%
2020 11.7% +0.1%
2021 11.7% +0.2%
2022 11.7% +0.3%
2023 11.8% +0.3%
2024 11.8% +0.3%

Averages by decade

DecadeAverage LowestHighest Years
1980s 15.5% 15.0% 16.1% 10
1990s 14.4% 13.9% 14.9% 10
2000s 13.2% 12.5% 13.8% 10
2010s 11.9% 11.7% 12.4% 10
2020s 11.7% 11.7% 11.8% 5

Countries ranked near Tanzania, United Republic of

  1. 25 Gambia 11.9% compare
  2. 26 Yemen 11.9% compare
  3. 27 Sri Lanka 11.9% compare
  4. 29 Haiti 11.4% compare
  5. 30 Congo, Democratic Republic of the 11.3% compare
  6. 31 Japan 11.2% compare

See the full ranking of 211 places →

More health data for Tanzania, United Republic of

All data for Tanzania, United Republic of →

Frequently asked questions

What is underweight among adults, bmi < 18.5 kg/m2 (age-standardized estimate) in Tanzania, United Republic of?
Underweight among adults, bmi < 18.5 kg/m2 (age-standardized estimate) in Tanzania, United Republic of was 11.8% in 2024, according to World Health Organization, Global Health Observatory.
What is the highest underweight among adults, bmi < 18.5 kg/m2 (age-standardized estimate) recorded in Tanzania, United Republic of?
The highest recorded value was 16.1% in 1980.
What is the lowest underweight among adults, bmi < 18.5 kg/m2 (age-standardized estimate) recorded in Tanzania, United Republic of?
The lowest recorded value was 11.7% in 2019.
How does Tanzania, United Republic of rank for underweight among adults, bmi < 18.5 kg/m2 (age-standardized estimate)?
Tanzania, United Republic of ranks 28th out of 198 countries with data for 2024.
Is underweight among adults, bmi < 18.5 kg/m2 (age-standardized estimate) rising or falling in Tanzania, United Republic of?
Over the last ten years it is down 0.3%. The long-run trend across the full record is falling.
Where does this Tanzania, United Republic of data come from?
The figures come from World Health Organization, Global Health Observatory, published as part of Underweight among adults, BMI < 18.5 kg/m2 (age-standardized estimate) (%). Statizoid updates them automatically from the source API.

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Underweight among adults, BMI < 18.5 kg/m2 (age-standardized estimate) in Tanzania, United Republic of. Statizoid, drawing on World Health Organization, Global Health Observatory. Retrieved 10 September 2026, from https://health.statizoid.com/stat/underweight-among-adults-bmi-18-5-kg-m2-age-standardized-estimate-percent/tanzania/

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About this data

Indicator
Underweight among adults, BMI < 18.5 kg/m2 (age-standardized estimate) (%)
Source
World Health Organization, Global Health Observatory
Licence
CC BY-NC-SA 3.0 IGO (WHO)
Coverage
211 places, 9,495 data points, 1980–2024
Last refreshed