China vs United States
China has 4.1× the population of United States: 1,406,585,000 vs 341,784,857, a gap of 1.06 billion. United States is growing faster (+0.52% vs −0.17% a year), adding about 1,785,717 people a year against −2,387,972. At these source-year rates the modelled relative population gap is narrowing, but too slowly to close within two centuries. United States is the older society: 18.4% aged 65+ against 14.9% in China. China is 4.1× as densely populated (150.3 vs 36.8 people per km²). GDP per capita is 6.5× higher in United States ($90,027 vs $13,862).
Country/territory population bases: World Bank 2025 (China) and 2025 (United States); growth years 2025 / 2025. Annual source values, not live counts; years may differ. Growth is national, not local.
China vs United States — side by side
 China |  United States | |
|---|---|---|
| Population | 1,406,585,0002025 | 341,784,8572025 |
| Growth rate / yr | −0.17%2025 | +0.52%2025 |
| Births per 1,000 | 6.82024 | 10.62024 |
| Deaths per 1,000 | 7.82024 | 9.02024 |
| Children per woman | 1.012024 | 1.632024 |
| Life expectancy | 78.0 yrs2024 | 78.9 yrs2024 |
| Aged 0–14 | 15.4%2025 | 17.1%2025 |
| Aged 65+ | 14.9%2025 | 18.4%2025 |
| Density | 150.3 /km²2023 | 36.8 /km²2023 |
| Area | 9,562,910 km²2023 | 9,831,510 km²2023 |
| Urban population | 66.3%2025 | 80.2%2025 |
| Net migration / yr | -268,1262025 | +1,230,6632025 |
| GDP per capita | $13,8622025 | $90,0272025 |
| Country population rank (available records) | #2 | #3 |
| Base / world population (World Bank 2025) | 17.12% | 4.16% |
Highlighted cell = the higher value (not "better"). Small print under each value is its own data year. Source: World Bank; country/territory population bases may have different years. These are not live counts.
Population since 1960
World Bank population history (not the separate UN WPP timeline). China: 2.1× from 1960 to 2025; United States: 1.9× from 1960 to 2025. Left: absolute population. Right: each series indexed to its own first available year = 100; baseline years may differ.
More comparisons
Regions: East Asia & Pacific · North America · rankings
China: China vs India, China vs United States, China vs Indonesia, China vs Pakistan, China vs Nigeria, China vs Brazil, China vs Bangladesh, China vs Russia.
United States: United States vs India, United States vs China, United States vs Indonesia, United States vs Pakistan, United States vs Nigeria, United States vs Brazil, United States vs Bangladesh, United States vs Russia.
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This page is a structured reference entry. Its sources, geographic definition and reference dates determine what the figures mean; it is not independent reporting about the causes of change. Read the accompanying explanation before comparing different places or vintages.