Population in Karlsruhe compared to Lahti
Karlsruhe: 309.050 (2024)
Lahti: 121.622 (2025)
In Karlsruhe there are about 2.5 time more people living, as in Lahti.
Size of Karlsruhe compared to Lahti
Karlsruhe: ca. 174 km²
Lahti: ca. 518 km²
Karlsruhe has a land area approximately 66% smaller than Lahti
Population density of Karlsruhe compared to Lahti
Karlsruhe: ca. 1.782 Einwohner/km²
Lahti: ca. 265 Einwohner/km²
The population density of Karlsruhe is about6.7 times higher, than the one of Lahti.
City comparison between Karlsruhe and other cities
more about Karlsruhe (Baden-Württemberg, Germany)
more about Lahti (Päijät-Häme, Finland)