South America Population Pyramid 2031
Year
2031South America in 2031
By 2031, the population of South America is expected to reach 451,040,420. Ten years before, in 2021, the projected population is 428,331,373 — 5.3% lower.
With a projected median age of 36.4 years, South America would have a youth dependency ratio of 27.7 and an old-age dependency ratio of 19.4 per 100 people of working age. This is a stationary pyramid — similar numbers in each age group up to the older cohorts, the signature of near-replacement fertility.
Data source: United Nations World Population Prospects, 2024 revision (medium variant) — last updated July 2024.
The World Bank does not publish this indicator for regions or continents.
The World Bank does not publish this indicator for regions or continents.
12,230,850 immigrants live in South America.
| Venezuela | 6,268,352 |
| Colombia | 1,317,258 |
| Paraguay | 587,559 |
| Bolivia | 561,026 |
| Peru | 516,754 |
21,233,109 people born in South America live in other countries.
| United States of America | 4,112,869 |
| Spain | 3,246,905 |
| Colombia | 2,951,953 |
| Peru | 1,719,519 |
| Argentina | 1,550,287 |





