Commune
Köln
Nordrhein-Westfalen,
Germany
Cologne had more than 1,025,000 inhabitants at the end of 2025 on an area of about 405 km², divided into nine boroughs. An independent city of North Rhine-Westphalia, it was founded as a Roman colony in AD 50. Its cathedral has been a UNESCO World Heritage Site since 1996.
- Population
- 1.025.523 inhab.
- Region
- Nordrhein-Westfalen
- Country
- Germany
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