Hamm is an urban quarter of Düsseldorf, part of Borough 3. Hamm is located on the river Rhine, adjacent to the boroughs of Bilk, Volmerswerth, and the central harbour of Düsseldorf. It has an area of 4.10 km2, and 4,518 inhabitants. To distinguish it from the Westphalian city of Hamm, locals often call it Kappes-Hamm.