Sønderborg
Sønderborg
| |
|---|---|
Harbour | |
| Coordinates: 54°54′50″N 9°47′32″E / 54.91382°N 9.79225°E | |
| Country | Denmark |
| Region | Southern Denmark (Syddanmark) |
| Municipality | Sønderborg |
| Founded | 1256 |
| Government | |
| • Mayor | Eric Lauritzen |
| Area | |
| • Urban | 13.4 km2 (5.2 sq mi) |
| Elevation | 17 m (56 ft) |
| Population (2025) | |
| • Urban | 28,333 |
| • Urban density | 2,100/km2 (5,500/sq mi) |
| • Gender | 14,099 males and 14,234 females |
| • Municipality | 74,096 |
| Demonym | Sønderborgenser Sønderborger |
| Time zone | UTC+1 (Central Europe Time) |
| • Summer (DST) | UTC+2 |
| Postal code | DK-6400 Sønderborg |
| Area code | (+45) 88 |
| Website | www.sonderborg.dk/ |
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Sønderborg (Danish pronunciation: [ˈsønɐˌpɒˀ]; German: Sonderburg [ˈzɔndɐbʊʁk] ⓘ) is a Danish town in the Region of Southern Denmark. It is the main town and the administrative seat of Sønderborg Municipality (Kommune). The town has a population of 28,333 (1 January 2025), in a municipality of 74,096. In recent times, Sønderborg is a center for trade, tourism, industry, and education in the region of Southern Denmark. The town is the headquarters for several industrial companies. Sønderborg joined the UNESCO Global Network of Learning Cities in 2016.