Aargau
- Aarburg Castle, Aarburg
- Altenburg Castle, Altenburg bei Brugg
- Auenstein Castle, Auenstein
- Bernau Castle, Leibstadt
- Biberstein Castle, Biberstein
- Böttstein Castle, Böttstein
- Brestenberg Castle, Seengen
- Brunegg Castle, Brunegg
- Ruins of Freudenau Castle, Untersiggenthal
- Habsburg, Habsburg
- Hallwyl Castle, Seengen
- Hilfikon Castle, Villmergen
- Alt Homberg castle (ruined), Wittnau
- Horben Castle, Beinwil (Freiamt)
- Iberg Castle, Riniken
- Kasteln Castle, Oberflachs
- Klingnau Castle, Klingnau
- Landvogtei Castle, Baden
- Laufenburg Castle, Laufenburg
- Lenzburg Castle, Lenzburg
- Liebegg Castle, Gränichen
- Rued Castle, Schlossrued
- Schafisheim Castle, Schafisheim
- Schwarzwasserstelz Castle, Fisibach
- Schenkenberg Castle, Thalheim
- Schlössli, Aarau
- Schöftland Castle, Schöftland
- Schwarzer Turm, Brugg
- Stein Castle, Baden
- Ruins of Alt-Thierstein Castle, Gipf-Oberfrick
- Tegerfelden Castle, Tegerfelden
- Trostburg Castle, Teufenthal
- Ruins of Urgiz Castle, Densbüren
- Waldhausen Castle, Fisibach
- Alt-Wartburg Castle, Oftringen
- Wildenstein Castle, Veltheim
- Wildegg Castle, Möriken-Wildegg
Read more about this topic: List Of Castles And Fortresses In Switzerland