The population of Sønderborg, Denmark in June 2025. How many residents now in Sønderborg?

Denmark / Sønderborg
The estimated population of Sønderborg as of June 2025 is around 28,277 residents. Please note: this population number is an estimate and may slightly change as people get born and die, it also depends on migration to/from Sønderborg.



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This population of Sønderborg is provided by the local bureau of statistics.
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