Castro Population 2026
Castro has a population of 73,075, making it the #455 biggest city in 🇧🇷 Brazil, located in Paraná. It is about 170× smaller than São Paulo, the country's biggest city.
Population (city proper)
73,075
Rank in Brazil
#455
Coordinates
24.79°S, 50.01°W
~986 m elevation · America/Sao_Paulo
Distance to capital (Brasília)
1,025 km
637 miles, straight line
Other big cities in Paraná
| City | Population | Rank in Brazil |
|---|---|---|
| Curitiba | 1,948,626 | #8 |
| Londrina | 588,125 | #34 |
| São José dos Pinhais | 329,628 | #76 |
| Maringá | 311,724 | #86 |
| Ponta Grossa | 292,177 | #89 |
| Foz do Iguaçu | 258,248 | #104 |
| Cascavel | 257,172 | #105 |
| Colombo | 246,540 | #113 |
Cities near Castro
- Piraí do Sul23,651 people · ~30 km away
- Ponta Grossa292,177 people · ~37 km away
- Tibagi19,961 people · ~51 km away
- Jaguariaíva35,141 people · ~68 km away
- Palmeira33,855 people · ~71 km away
- Arapoti25,777 people · ~73 km away
FAQ
What is the population of Castro?
Castro has a population of 73,075 (city proper, latest official figure via GeoNames), making it the #455 biggest city in Brazil.
What region is Castro in?
Castro is located in Paraná, Brazil.
Is Castro the capital of Brazil?
No, the capital of Brazil is Brasília, about 1,025 km away.
Sources & notes
Population refers to the city proper (municipal boundaries), not the metropolitan area. Source: GeoNames (CC BY 4.0), retrieved 2026-07-07. Country data: UN World Population Prospects 2024.