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

China vs United States of America: population pyramids in 1971

1971Swap

ChinaUnited States of America

2%1.5%1%0.5%0%0.5%1%1.5%2%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.

China and United States of America compared

In 1971, China has a population of 834.1 million and the United States of America 209.1 million; China is about 4.0 times the size of the United States of America.

The share aged 65 and over is 3.7% in China and 9.8% in the United States of America, 6.0 points higher in the United States of America. The median age is 19.0 years in China and 27.8 years in the United States of America.

The total fertility rate is 5.52 in China and 2.32 in the United States of America, both above the replacement level of about 2.1. Life expectancy at birth is 57.7 years in China and 71.1 years in the United States of America.

By 2050, the population of China is projected to grow by 51.7% and that of the United States of America to grow by 81.8% compared with 1971.

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

Key figures (1971)

ChinaUnited States of America
Population834.1 million209.1 million
Aged 0–1440.7%28.3%
Aged 15–6455.6%61.9%
Aged 65+3.7%9.8%
Median age19.0 yrs27.8 yrs
Old-age dependency6.715.8
Total fertility rate5.522.32
Life expectancy57.7 yrs71.1 yrs
Population growth+2.37%+1.23%
Net migration (per year)-180,153+833,549
GDP$19.5T (2025)$30.8T (2025)
GDP per person$14K (2025)$90K (2025)
Unemployment4.6% (2025)4.2% (2025)

Economic figures are the latest year published for each country.

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