Arnsberg
| Arnsberg  | |
|---|---|
| Location of Arnsberg  within Hochsauerlandkreis   district | |
| Coordinates: 51°23′N 8°5′E / 51.383°N 8.083°E | |
| Country | Germany | 
| State | North Rhine-Westphalia | 
| Admin. region | Arnsberg | 
| District | Hochsauerlandkreis | 
| Subdivisions | 15 | 
| Government | |
| • Mayor (2018–23) | Ralf Paul Bittner (SPD) | 
| Area | |
|  • Total | 193.72 km2 (74.80 sq mi) | 
| Elevation | 212 m (696 ft) | 
| Population  (2023-12-31) | |
|  • Total | 74,957 | 
| • Density | 390/km2 (1,000/sq mi) | 
| Time zone | UTC+01:00 (CET) | 
| • Summer (DST) | UTC+02:00 (CEST) | 
| Postal codes | 59755, 59757, 59759, 59821, 59823 | 
| Dialling codes | 02931 Arnsberg 02932 Neheim-Hüsten 02935 Wennigloh 02937 Oeventrop | 
| Vehicle registration | HSK | 
| Website | www.arnsberg.de | 
Arnsberg (German pronunciation: [ˈaʁnsbɛʁk] ⓘ; Westphalian: Arensperg) is a town in the Hochsauerland county, in the German state of North Rhine-Westphalia. It is the location of the Regierungsbezirk Arnsberg administration and one of the three local administration offices of the Hochsauerlandkreis district.