Drew Crawford@drewcrawford_
Brazil will have fewer people in 2070 than today.
The peak is 2041.
After that, the country shrinks for the rest of the century.
These numbers come from IBGE (the official Brazilian census agency), released in August 2024.
In 2025, Brazil holds 213.4 million people.
By 2070, the count falls to 199.2 million.
Brazilian women had 6.3 babies each in 1960.
By 2023, they had 1.57.
A country needs 2.1 babies per woman just to replace itself.
Brazil is running out of new Brazilians.
To hold the population at the 2041 peak, immigration would have to do all the heavy lifting.
In 2042 (the first year of decline), Brazil needs roughly 79,000 net immigrants.
A decade later that figure passes half a million per year.
By the 2060s it crosses 1.1 million per year.
In 2075 it reaches 1.48 million per year.
Total across 50 years: about 31.7 million immigrants needed.
For scale, the United States grants legal permanent residence to more than 1 million people per year (1.17 million in FY2023).
Brazil would have to match that pace on a smaller economy that attracts fewer people to begin with.
The country is currently moving the opposite direction.
Net migration in 2025 was negative 217,283 people.
More Brazilians left than arrived.
The aging math looks worse.
In 2000, 8.7 percent of Brazilians were 60 or older.
Today the share is 15.6 percent.
By 2070, it reaches 37.8 percent.
One in three Brazilians will be elderly.
Brazil's general pension system (RGPS) ran a deficit of R$317 billion in 2025 alone, before the wave fully hits.
Capital placed into Brazilian soil, water, energy, and minerals before 2041 captures the last of the young workforce advantage.
After 2041, the math flips and never flips back.