United States vs Mexico: 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 Mexico
133,150,654
Live estimate, extrapolated from the latest official figures
- Births today
- 1,163
- Deaths today
- 467
- Change today (UTC)
- +621
United States has a population of 341,784,857 and Mexico has 131,946,900 (2025 estimates). United States is currently larger by 209,837,957 people — about 2.6 times Mexico's population. They rank 3 and 11 in the world respectively.
Their trajectories differ: Mexico grows at +0.83% per year versus +0.52% for United States. At current rates the balance between them keeps shifting.
Beyond size, the structures differ: Mexico is the younger society (median age 29.6 vs 38.5); Mexico is far more crowded at 67 people per km² against 37.
United States vs Mexico population, 1960–2025
Side by side
| Indicator | United States | Mexico |
|---|---|---|
| Population | 341,784,857 | 131,946,900 |
| Annual growth | +0.52% | +0.83% |
| Yearly change | +1,781,060 | +1,085,893 |
| Density (P/km²) | 37 | 67 |
| Land area (km²) | 9,147,420 | 1,943,950 |
| Median age | 38.5 yrs | 29.6 yrs |
| Fertility rate | 1.63 | 1.89 |
| Life expectancy | 78.9 yrs | 75.3 yrs |
| Urban population | 80% | 80% |
| World share | 4.16% | 1.61% |
| 2050 projection (UN) | 380,846,910 | 148,946,274 |
Latest World Bank estimates; median age and 2050 projections from UN WPP 2024. Full profiles: United States · Mexico
United States vs Mexico FAQ
Is United States bigger than Mexico by population?
United States currently has the larger population: 341,784,857 versus 131,946,900 (2025 estimates) — a gap of 209.84 million people.
Which grows faster, United States or Mexico?
Mexico currently grows faster: +0.83% per year versus +0.52%.
How do United States and Mexico compare in 2050?
UN medium-variant projections put United States at 380,846,910 and Mexico at 148,946,274 in 2050.