São Sebastião Population 2026
São Sebastião has a population of 81,595, making it the #405 biggest city in 🇧🇷 Brazil, located in São Paulo. It is about 152× smaller than São Paulo, the country's biggest city.
Population (city proper)
81,595
Rank in Brazil
#405
Coordinates
23.76°S, 45.41°W
~6 m elevation · America/Sao_Paulo
Distance to capital (Brasília)
926 km
575 miles, straight line
Other big cities in São Paulo
| City | Population | Rank in Brazil |
|---|---|---|
| São Paulo | 12,400,232 | #1 |
| Guarulhos | 1,169,577 | #13 |
| Campinas | 1,031,554 | #15 |
| São Bernardo do Campo | 743,372 | #23 |
| São José dos Campos | 729,737 | #24 |
| Osasco | 728,615 | #25 |
| Ribeirão Preto | 711,825 | #26 |
| Sorocaba | 687,357 | #27 |
Cities near São Sebastião
- Ilhabela35,591 people · ~6 km away
- Caraguatatuba123,389 people · ~16 km away
- Paraibuna17,667 people · ~49 km away
- Ubatuba91,824 people · ~50 km away
- Salesópolis15,202 people · ~52 km away
- Biritiba Mirim29,683 people · ~67 km away
FAQ
What is the population of São Sebastião?
São Sebastião has a population of 81,595 (city proper, latest official figure via GeoNames), making it the #405 biggest city in Brazil.
What region is São Sebastião in?
São Sebastião is located in São Paulo, Brazil.
Is São Sebastião the capital of Brazil?
No, the capital of Brazil is Brasília, about 926 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.