| Affeln | |
| Type: | Ortsteil |
| Municipality: | Neuenrade |
| Image Coa: | Wappen Affeln.svg |
| Coordinates: | 51.2744°N 7.8572°W |
| State: | North Rhine-Westphalia |
| Region: | Arnsberg |
| District: | Märkischer Kreis |
| Area: | 11.41 |
| Population: | 760 |
| Postal Code: | 58809 |
| Area Code: | 02392, 02394 |
| Licence: | MK |
Affeln is a German village in Neuenrade, a municipality in Märkischer Kreis, North Rhine-Westphalia. Before 1975 it was considered an autonomous municipality.[1]
It is located in Homert Natural Park in the east of Neuenrade and in north of Plettenberg.