Population in Cologne compared to Oslo
Cologne: 1.024.621 (Zensus 2022)
Oslo: 724.290 (2025)
In Cologne there are about 1.4 time more people living, as in Oslo.
Size of Cologne compared to Oslo
Cologne: ca. 405 km²
Oslo: ca. 480 km²
Cologne has a land area approximately 16% smaller than Oslo
Population density of Cologne compared to Oslo
Cologne: ca. 2.530 Einwohner/km²
Oslo: ca. 1.595 Einwohner/km²
The population density of Cologne is about1.6 times higher, than the one of Oslo.
City comparison between Cologne and other cities
more about Cologne
more about Oslo