About Castro
Castro is a city in Parana, Brazil with a population of 71,809. It is the 475th largest of the 2,250 cities of 15,000 or more listed in Brazil, and the 8,017th largest worldwide. It lies 1,025 km from Brasília.
Key Facts
Country
Region
Rank in region
#30of 123
Coordinates
-24.789, -50.012
Record updated
20 July 2026
Entry edited, not measured
City population, GeoNames. GeoNames publishes no year for its population figures, so “record updated” is when the entry was last edited — not the date the population was measured. Elevation is modelled from a digital elevation model rather than surveyed, so it is approximate.
Nearby Cities
All 2,250 in BrazilClosest listed cities by great-circle distance from the city centre.