United States of America vs Mexico: population pyramids in 2045
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 2045, the United States of America has a population of 375.4 million and Mexico 147 million; the United States of America is about 2.6 times the size of Mexico.
The share aged 65 and over is 22.4% in the United States of America and 15.0% in Mexico, 7.3 points higher in the United States of America. The median age is 42.1 years in the United States of America and 37.8 years in Mexico.
The total fertility rate is 1.64 in the United States of America and 1.71 in Mexico, both below the replacement level of about 2.1. Life expectancy at birth is 82.5 years in the United States of America and 79.0 years in Mexico.
By 2050, the population of the United States of America is projected to grow by 1.3% and that of Mexico to grow by 1.2% compared with 2045.
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 (2045)
| United States of America | Mexico | |
|---|---|---|
| Population | 375.4 million | 147 million |
| Aged 0–14 | 16.0% | 18.5% |
| Aged 15–64 | 61.6% | 66.5% |
| Aged 65+ | 22.4% | 15.0% |
| Median age | 42.1 yrs | 37.8 yrs |
| Old-age dependency | 36.3 | 22.6 |
| Total fertility rate | 1.64 | 1.71 |
| Life expectancy | 82.5 yrs | 79.0 yrs |
| Population growth | +0.28% | +0.29% |
| Net migration (per year) | +1.2 million | -101,019 |
| 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.