Back Астрожскі замак Byelorussian Астроскі замак BE-X-OLD Острожки замък Bulgarian Castillo Ostroh Spanish Château d'Ostroh French Castello di Ostroh (Ucraina) Italian オストロフ城 Japanese Ostrogo pilis Lithuanian Zamek w Ostrogu Polish Острожский замок Russian
| Ostroh Castle | |
|---|---|
Острозький замок | |
| Ostroh in Ukraine | |
 | |
  Ostroh Castle | |
| Coordinates | 50°19′35″N 26°31′15″E / 50.32639°N 26.52083°E |
| Site information | |
| Condition | Ruined |
| Website | ostrohcastle.com.ua |
| Official name | Замок (сторожова башта) (Castle (Guard Tower)) |
| Type | Architecture |
| Reference no. | 170038/1 |
The Ostroh Castle (Ukrainian: Острозький замок; Polish: Zamek w Ostrogu) is a castle in the city of Ostroh, located in the Rivne Oblast of western Ukraine. In the 14th, 15th and 16th centuries, the castle was the key stronghold of the powerful House of Ostroh. Today it is in ruins.