United States of America vs Mexico: population pyramids in 2018
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 2018, the United States of America has a population of 333.6 million and Mexico 124 million; the United States of America is about 2.7 times the size of Mexico.
The share aged 65 and over is 15.1% in the United States of America and 7.0% in Mexico, 8.0 points higher in the United States of America. The median age is 37.7 years in the United States of America and 28.1 years in Mexico.
The total fertility rate is 1.71 in the United States of America and 2.03 in Mexico, both below the replacement level of about 2.1. Life expectancy at birth is 78.8 years in the United States of America and 74.3 years in Mexico.
By 2050, the population of the United States of America is projected to grow by 14.0% and that of Mexico to grow by 20.0% compared with 2018.
GDP per person is $90K in the United States of America (2025) and $14K in Mexico (2025).
Key figures (2018)
| United States of America | Mexico | |
|---|---|---|
| Population | 333.6 million | 124 million |
| Aged 0–14 | 18.9% | 27.0% |
| Aged 15–64 | 66.0% | 66.0% |
| Aged 65+ | 15.1% | 7.0% |
| Median age | 37.7 yrs | 28.1 yrs |
| Old-age dependency | 22.9 | 10.7 |
| Total fertility rate | 1.71 | 2.03 |
| Life expectancy | 78.8 yrs | 74.3 yrs |
| Population growth | +0.82% | +0.96% |
| Net migration (per year) | +1.8 million | -175,356 |
| 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.