United States of America vs Mexico: population pyramids in 2027
United States of AmericaMexico
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.
United States of America and Mexico compared
In 2027, the United States of America has a population of 349.8 million and Mexico 133.5 million; the United States of America is about 2.6 times the size of Mexico.
The share aged 65 and over is 19.0% in the United States of America and 8.9% in Mexico, 10.1 points higher in the United States of America. The median age is 39.8 years in the United States of America and 31.2 years in Mexico.
The total fertility rate is 1.62 in the United States of America and 1.83 in Mexico, both below the replacement level of about 2.1. Life expectancy at birth is 79.9 years in the United States of America and 75.8 years in Mexico.
By 2050, the population of the United States of America is projected to grow by 8.7% and that of Mexico to grow by 11.4% compared with 2027.
GDP per person is $90K in the United States of America (2025) and $14K in Mexico (2025).
Figures from 2024 are UN medium-variant projections.
Key figures (2027)
| United States of America | Mexico | |
|---|---|---|
| Population | 349.8 million | 133.5 million |
| Aged 0–14 | 16.8% | 23.5% |
| Aged 15–64 | 64.1% | 67.6% |
| Aged 65+ | 19.0% | 8.9% |
| Median age | 39.8 yrs | 31.2 yrs |
| Old-age dependency | 29.7 | 13.2 |
| Total fertility rate | 1.62 | 1.83 |
| Life expectancy | 79.9 yrs | 75.8 yrs |
| Population growth | +0.48% | +0.75% |
| Net migration (per year) | +1.2 million | -107,783 |
| GDP | $30.8T (2025) | $1.83T (2025) |
| GDP per person | $90K (2025) | $14K (2025) |
| Unemployment | 4.2% (2025) | 2.7% (2025) |
Economic figures are the latest year published for each country.