Population in Castrillón compared to San Francisco
Castrillón: 21.998 (2025)
San Francisco: 808.988 (2023)
In Castrillón the population is about 3% of the population of San Francisco.
Size of Castrillón compared to San Francisco
Castrillón: ca. 55 km²
San Francisco: ca. 601 km²
Castrillón has a land area approximately 91% smaller than San Francisco
Population density of Castrillón compared to San Francisco
Castrillón: ca. 397 Einwohner/km²
San Francisco: ca. 6.686 Einwohner/km²
The population density of Castrillón is about 6% of that of San Francisco.
City comparison between Castrillón and other cities
more about Castrillón (Asturias, Spain)
more about San Francisco (California, USA)