Argentina, the second-largest country in South America by area, has experienced significant demographic growth and transformation over the past 70 years. From 17 million people in 1950, the population has expanded to about 45.7 million in 2024. Projections show continued growth until mid-century, peaking around 48.3 million in 2050, followed by a gradual population decline toward 38.2 million by 2100.
Argentina’s Historical Population Growth (1950–2024)
Argentina’s population more than doubled since 1950, shaped by urbanization, industrialization, and migration flows:
- 1950s–1970s: Population rose from 17 million in 1950 to 25 million by 1975, marking a strong growth phase.
- 1980s–1990s: Urban expansion fueled further growth, reaching 32.7 million by 1989.
- 2000s: Argentina crossed the 40 million mark in 2008, reflecting steady demographic expansion.
- 2020s: By 2024, the country’s population reached 45.7 million, showing slower but stable growth.
Table: Argentina Population 1950–2024 (selected years)
| Year | Population (millions) |
|---|---|
| 1950 | 17.0 |
| 1970 | 23.9 |
| 1990 | 32.8 |
| 2000 | 37.2 |
| 2010 | 41.3 |
| 2020 | 45.2 |
| 2024 | 45.7 |
Argentina’s Future Population Projections (2025–2100)
Argentina’s population is projected to continue growing slightly until 2050, followed by a steady decline:
- 2030: 46.6 million
- 2050 (peak): 48.3 million
- 2075: 45.1 million
- 2100: 38.3 million
Table: Argentina Population Projections (2030–2100)
| Year | Projected Population (millions) |
|---|---|
| 2030 | 46.6 |
| 2050 | 48.3 |
| 2075 | 45.1 |
| 2100 | 38.3 |
Key Population Trends
- Doubling Since 1950: Argentina’s population increased by more than 2.5 times from 1950 to 2024.
- Peak Expected in 2050: The population will reach a high of 48.3 million around 2050.
- Long-Term Decline: From 2050 onward, Argentina is expected to lose about 10 million people by 2100.
- Urbanization: Over 90% of Argentines live in cities, with Buenos Aires being one of the largest urban centers in South America.
- Aging Population: Declining fertility and longer life expectancy will shift the demographic balance toward older citizens.
FAQ
In 2024, Argentina’s population is about 45.7 million people.
Argentina’s population will peak around 2050, at about 48.3 million.
Yes, projections show the population will fall after 2050, reaching 38.2 million by 2100.
Declining fertility rates, aging demographics, and migration patterns will lead to long-term decreases.
Argentina is the third most populous country in South America, behind Brazil and Colombia.
Source:
United Nations. World Population Prospects 2024.

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