Low birth weight number in United States

United States: Low birth weight number was 303.2 in 2020. ▬ Flat

Latest (2020)
303.2
Change on year
down 2.0%
World rank
7th
of 157 countries
All-time high
347
in 2007
All-time low
303.2
in 2020
Years of data
21
2000–2020

Low birth weight number in United States, 2000–2020

01002003002000201020202000: 319.92001: 318.52002: 319.22003: 324.82004: 327.72005: 331.72006: 341.82007: 3472008: 343.62009: 335.92010: 327.82011: 324.52012: 324.72013: 323.92014: 327.42015: 327.12016: 324.32017: 317.52018: 312.42019: 309.52020: 303.2

Source: World Health Organization, Global Health Observatory.

Analysis

In 2020, low birth weight number in United States stood at 303.2. That is the lowest value across all 21 years on record.

Compared with earlier readings it is down 2.0% on the previous year and down 7.5% over ten years.

Over the whole period, low birth weight number in United States peaked at 347 in 2007 and was at its lowest, 303.2, in 2020.

That places United States 7th out of 157 countries with data for 2020, putting it in the top 10%.

Averages by decade

DecadeAverage LowestHighest Years
2000s 331.01 318.5 347 10
2010s 321.91 309.5 327.8 10
2020s 303.2 303.2 303.2 1

Countries ranked near United States

  1. 4 Philippines 522.9 compare
  2. 5 Indonesia 449.6 compare
  3. 6 Congo, Democratic Republic of the 399.2 compare
  4. 8 Brazil 242.4 compare
  5. 9 Tanzania, United Republic of 219.5 compare
  6. 10 Mozambique 204.7 compare

See the full ranking of 208 places →

More health data for United States

All data for United States →

Frequently asked questions

What is low birth weight number in United States?
Low birth weight number in United States was 303.2 in 2020, according to World Health Organization, Global Health Observatory.
What is the highest low birth weight number recorded in United States?
The highest recorded value was 347 in 2007.
What is the lowest low birth weight number recorded in United States?
The lowest recorded value was 303.2 in 2020.
How does United States rank for low birth weight number?
United States ranks 7th out of 157 countries with data for 2020.
Is low birth weight number rising or falling in United States?
Over the last ten years it is down 7.5%. The long-run trend across the full record is flat.
Where does this United States data come from?
The figures come from World Health Organization, Global Health Observatory, published as part of Low birth weight number (in thousands). Statizoid updates them automatically from the source API.

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Low birth weight number in United States. Statizoid, drawing on World Health Organization, Global Health Observatory. Retrieved 21 August 2026, from https://health.statizoid.com/stat/low-birth-weight-number-in-thousands/united-states/

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About this data

Indicator
Low birth weight number (in thousands)
Source
World Health Organization, Global Health Observatory
Licence
CC BY-NC-SA 3.0 IGO (WHO)
Coverage
208 places, 4,368 data points, 2000–2020
Last refreshed