Othmarschen
| Othmarschen  | |
|---|---|
| Port of Hamburg and the quarter Othmarschen (in front). View from north-west. | |
| Coordinates: 53°33′10″N 9°53′40″E / 53.55278°N 9.89444°E | |
| Country | Germany | 
| State | Hamburg | 
| City | Hamburg | 
| Borough | Altona, Hamburg | 
| Area | |
|  • Total | 6.0 km2 (2.3 sq mi) | 
| Population  (2023-12-31) | |
|  • Total | 16,662 | 
| • Density | 2,800/km2 (7,200/sq mi) | 
| Time zone | UTC+01:00 (CET) | 
| • Summer (DST) | UTC+02:00 (CEST) | 
| Dialling codes | 040 | 
| Vehicle registration | HH | 
Othmarschen (German pronunciation: [ˈoːtˌmaːɐ̯ʃn̩] ⓘ) is a quarter in the Altona borough of Hamburg in northern Germany. In 2020 the population was 16,009.