Population in Onsala compared to Helsinki
Onsala: 12.415 (2020)
Helsinki: 684.018 (Statistisches Amt Finnland 2024)
In Onsala the population is about 2% of the population of Helsinki.
Size of Onsala compared to Helsinki
Onsala: ca. 11 km²
Helsinki: ca. 716 km²
Onsala has a land area approximately 99% smaller than Helsinki
Population density of Onsala compared to Helsinki
Onsala: ca. 1.135 Einwohner/km²
Helsinki: ca. 3.201 Einwohner/km²
The population density of Onsala is about 35% of that of Helsinki.
City comparison between Onsala and other cities
more about Onsala (Halland County, Sweden)
more about Helsinki (Uusimaa, Finland)