| Fölsen | |
| Type: | Stadtteil |
| Town: | Willebadessen |
| State: | North Rhine-Westphalia |
| Region: | Detmold |
| District: | Höxter |
| Population: | 214 |
| Population As Of: | 2021 |
| Pop Ref: | [1] |
| Plantext: | Location of Fölsen within Willebadessen |
| Image Plan: | Willebadessen Ortsteile Fölsen.svg |
Fölsen is a small village in North Rhine-Westphalia, Germany with about 200 inhabitants. It is part of the town Willebadessen.
Fölsen is located in one of the sidevalleys of the river Nethe.
Fölsen is the head church of Niesen and Helmern. It has a small pub, located at the village square, as well as a historic church. The village features a fully operational volunteer fire brigade, which was to get a new Mercedes-Benz firetruck in 2008, replacing their old 1983 Ford Transit.
Fölsen has a lot of different clubs and associations: