World Population PyramidsPopulation pyramids and indicators by country and year日本語

United States of America vs China: population pyramids in 2055

2055Swap

United States of AmericaChina

1.5%1%0.5%0%0.5%1%1.5%0102030405060708090100MaleFemale

Each bar is the share of the total population at that single year of age (men left, women right), so countries of different sizes can be compared.

United States of America and China compared

In 2055, the United States of America has a population of 384.2 million and China 1.21 billion; China is about 3.1 times the size of the United States of America.

The share aged 65 and over is 23.7% in the United States of America and 34.4% in China, 10.6 points higher in China. The median age is 43.5 years in the United States of America and 54.3 years in China.

The total fertility rate is 1.64 in the United States of America and 1.21 in China, both below the replacement level of about 2.1. Life expectancy at birth is 83.9 years in the United States of America and 84.1 years in China.

GDP per person is $90K in the United States of America (2025) and $14K in China (2025).

Figures from 2024 are UN medium-variant projections.

Key figures (2055)

United States of AmericaChina
Population384.2 million1.21 billion
Aged 0–1415.6%9.7%
Aged 15–6460.7%56.0%
Aged 65+23.7%34.4%
Median age43.5 yrs54.3 yrs
Old-age dependency39.161.4
Total fertility rate1.641.21
Life expectancy83.9 yrs84.1 yrs
Population growth+0.19%-1.06%
Net migration (per year)+1.2 million-172,074
GDP$30.8T (2025)$19.5T (2025)
GDP per person$90K (2025)$14K (2025)
Unemployment4.2% (2025)4.6% (2025)

Economic figures are the latest year published for each country.

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