United States vs Vietnam: 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 Vietnam
102,274,848
Live estimate, extrapolated from the latest official figures
- Births today
- 777
- Deaths today
- 384
- Change today (UTC)
- +349
United States has a population of 341,784,857 and Vietnam has 101,598,527 (2025 estimates). United States is currently larger by 240,186,330 people — about 3 times Vietnam's population. They rank 3 and 16 in the world respectively.
Their trajectories differ: Vietnam grows at +0.60% per year versus +0.52% for United States. At current rates the balance between them keeps shifting.
Beyond size, the structures differ: Vietnam is the younger society (median age 33.4 vs 38.5); Vietnam is far more crowded at 320 people per km² against 37.
United States vs Vietnam population, 1960–2025
Side by side
| Indicator | United States | Vietnam |
|---|---|---|
| Population | 341,784,857 | 101,598,527 |
| Annual growth | +0.52% | +0.60% |
| Yearly change | +1,781,060 | +610,841 |
| Density (P/km²) | 37 | 320 |
| Land area (km²) | 9,147,420 | 313,429 |
| Median age | 38.5 yrs | 33.4 yrs |
| Fertility rate | 1.63 | 1.90 |
| Life expectancy | 78.9 yrs | 74.7 yrs |
| Urban population | 80% | 39% |
| World share | 4.16% | 1.24% |
| 2050 projection (UN) | 380,846,910 | 110,008,908 |
Latest World Bank estimates; median age and 2050 projections from UN WPP 2024. Full profiles: United States · Vietnam
United States vs Vietnam FAQ
Is United States bigger than Vietnam by population?
United States currently has the larger population: 341,784,857 versus 101,598,527 (2025 estimates) — a gap of 240.19 million people.
Which grows faster, United States or Vietnam?
Vietnam currently grows faster: +0.60% per year versus +0.52%.
How do United States and Vietnam compare in 2050?
UN medium-variant projections put United States at 380,846,910 and Vietnam at 110,008,908 in 2050.