Frohburg Castle
| Frohburg Castle | |
|---|---|
| Trimbach | |
Restored south wall | |
| Site information | |
| Type | hill castle |
| Code | CH-SO |
| Condition | ruin |
| Location | |
| Coordinates | 47°22′45″N 7°53′24″E / 47.37917°N 7.89000°E |
| Site history | |
| Built | c. 800 - 1100 |
| Garrison information | |
| Occupants | counts |
Frohburg Castle is a castle in the municipality of Trimbach of the Canton of Solothurn in Switzerland. It is a Swiss heritage site of national significance.