United States vs Brazil: population comparison
Current population of United States
343,756,314
Live estimate, extrapolated from the latest official figures
- Births today
- 2,065
- Deaths today
- 1,753
- Change today (UTC)
- +1,018
Current population of Brazil
213,712,670
Live estimate, extrapolated from the latest official figures
- Births today
- 1,472
- Deaths today
- 857
- Change today (UTC)
- +464
United States has a population of 341,784,857 and Brazil has 212,812,405 (2025 estimates). United States is currently larger by 128,972,452 people — about 1.6 times Brazil's population. They rank 3 and 7 in the world respectively.
Their trajectories differ: United States grows at +0.52% per year versus +0.38% for Brazil. At current rates the balance between them keeps shifting.
Beyond size, the structures differ: Brazil is the younger society (median age 34.8 vs 38.5); United States is far more crowded at 37 people per km² against 25.
United States vs Brazil population, 1960–2025
Side by side
| Indicator | United States | Brazil |
|---|---|---|
| Population | 341,784,857 | 212,812,405 |
| Annual growth | +0.52% | +0.38% |
| Yearly change | +1,781,060 | +813,832 |
| Density (P/km²) | 37 | 25 |
| Land area (km²) | 9,147,420 | 8,358,140 |
| Median age | 38.5 yrs | 34.8 yrs |
| Fertility rate | 1.63 | 1.61 |
| Life expectancy | 78.9 yrs | 76.0 yrs |
| Urban population | 80% | 88% |
| World share | 4.16% | 2.59% |
| 2050 projection (UN) | 380,846,910 | 217,489,300 |
Latest World Bank estimates; median age and 2050 projections from UN WPP 2024. Full profiles: United States · Brazil
United States vs Brazil FAQ
Is United States bigger than Brazil by population?
United States currently has the larger population: 341,784,857 versus 212,812,405 (2025 estimates) — a gap of 128.97 million people.
Which grows faster, United States or Brazil?
United States currently grows faster: +0.52% per year versus +0.38%.
How do United States and Brazil compare in 2050?
UN medium-variant projections put United States at 380,846,910 and Brazil at 217,489,300 in 2050.