United States of America vs Mexico: population pyramids in 2031
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 2031, the United States of America has a population of 356.4 million and Mexico 137.4 million; the United States of America is about 2.6 times the size of Mexico.
The share aged 65 and over is 20.5% in the United States of America and 10.2% in Mexico, 10.3 points higher in the United States of America. The median age is 40.7 years in the United States of America and 32.6 years in Mexico.
The total fertility rate is 1.63 in the United States of America and 1.78 in Mexico, both below the replacement level of about 2.1. Life expectancy at birth is 80.5 years in the United States of America and 76.5 years in Mexico.
By 2050, the population of the United States of America is projected to grow by 6.7% and that of Mexico to grow by 8.3% compared with 2031.
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 (2031)
| United States of America | Mexico | |
|---|---|---|
| Population | 356.4 million | 137.4 million |
| Aged 0–14 | 16.2% | 21.9% |
| Aged 15–64 | 63.3% | 67.9% |
| Aged 65+ | 20.5% | 10.2% |
| Median age | 40.7 yrs | 32.6 yrs |
| Old-age dependency | 32.4 | 15.0 |
| Total fertility rate | 1.63 | 1.78 |
| Life expectancy | 80.5 yrs | 76.5 yrs |
| Population growth | +0.44% | +0.65% |
| Net migration (per year) | +1.2 million | -106,707 |
| 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.