Population of Frankfurt in 2025 was 756 021, making it the fifth largest city in Germany. It is also the largest city in the state of Hesse. Frankfurt is one of the main economic centres and transport hubs of Germany and the European Union. Frankfurt is one of the fastest growing large cities in Germany.
Population in boroughs of Frankfurt
Cologne is subdivided into 16 boroughs (Ortsbezirke) each having between 4 000 and 135 000 inhabitants. The most populous borough is West. The figures shown in the map below are as of 2020-06-30, and are according to estimates. Thus the combined population of all boroughs might be different than the official figure of the whole city of Frankfurt.
Frankfurt metropolitan area
The Frankfurt urban area has approximately 2.7 million inhabitants. Frankfurt is also part of the larger Rhine-Main metropolitan region that has over 5.8 million inhabitants and is one the most populous metropolitan region in Germany.