Population in Jena compared to Groningen
Jena: 109.725 (2024)
Groningen: 244.807 (2025)
In Jena the population is about 45% of the population of Groningen.
Size of Jena compared to Groningen
Jena: ca. 115 km²
Groningen: ca. 198 km²
Jena has a land area approximately 42% smaller than Groningen
Population density of Jena compared to Groningen
Jena: ca. 956 Einwohner/km²
Groningen: ca. 1.237 Einwohner/km²
The population density of Jena is about 77% of that of Groningen.
City comparison between Jena and other cities
more about Jena (Thuringia, Germany)
more about Groningen (Netherlands)