List of castles in Estonia
This is a list of castles in Estonia. This list does not include palaces and manor houses, which are listed in a separate article.
Castles of the [Teutonic Order]
| Image | Name | Construction date | Location | Current state |
| Helme Castle | 14th century | Helme | Ruin | |
| Karksi Castle | 14th century | Karksi-Nuia | Ruin | |
| Keila Castle | 15th-16th century | Keila | Ruin | |
| Kursi Castle | 15th-16th century | Puurmani | Ruin | |
| Laiuse Castle | 14th century | Laiusevälja | Ruin | |
| Maasilinna Castle | 1345 | Maasi | Ruin | |
| Hermann Castle | 1256 | Narva | Partially preserved | |
| Paide Castle | 1265-1266 | Paide | Partially preserved | |
| Põltsamaa Castle | 1272 | Põltsamaa | Ruin | |
| Pärnu Castle | 1265 | Pärnu | Partially preserved | |
| Pöide Castle | 13th century | Pöide | Partially preserved | |
| Rakvere Castle | 13th century | Rakvere | Partially preserved | |
| Toompea Castle | 13th century | Tallinn | Partially preserved | |
| Tarvastu Castle | 13th century | Tarvastu | Ruin | |
| Toolse Castle | 1471 | Toolse | Ruin | |
| Vasknarva Castle | 1349 | Vasknarva | Ruin | |
| Viljandi Castle | 1224 | Viljandi | Ruin |
Castles of the [Bishopric of Dorpat]
| Image | Name | Construction date | Location | Current state |
| Kirumpää Castle | before 1322 | Kirumpää | Ruin | |
| Otepää Castle | ? | Otepää | Ruin | |
| Rõngu Castle | 14th century | Rõngu | Ruin | |
| Tartu Castle | 8th century | Tartu | Ruin | - |
| Uue-Kastre Castle | 14th century? | Võnnu | ? | |
| Vana-Kastre Castle | 14th century? | Vana-Kastre | ? | |
| Vastseliina Castle | 1342 | Vastseliina | Ruin |
Castles of the [Bishopric of Ösel-Wiek]
| Image | Name | Construction date | Location | Current state |
| Haapsalu Castle | 13th century | Haapsalu | Partially preserved | |
| Koluvere Castle | 13th century | Koluvere | Partially preserved | |
| Kuressaare Castle | 1380's | Kuressaare | Partially preserved | |
| Lihula Castle | 1211 | Lihula | Ruin |
Castles of the [Bishopric of Reval]
| Image | Name | Construction date | Location | Current state |
| Kiviloo Castle | 1413 | Kiviloo | Ruin | |
| Porkuni Castle | 1479 | Lihula | Partially preserved |
Other castles
| Image | Name | Construction date | Location | Current state |
| Angerja Castle | around 1400 | Angerja | Ruin | |
| Glehn Castle | 1886 | Nõmme | Built by Nikolai von Glehn | |
| Järve Castle | ? | Järve | Ruin | |
| Kalvi Castle | 1485 | Kalvi | Ruin | |
| Kavilda Castle | 1354 | Mõisanurme | Ruin | |
| Kiiu Castle | 1520 | Kiiu | Partially preserved | |
| Kiltsi Castle | 1466 | Kiltsi | Partially preserved | |
| Purtse Castle | 16th century | Purtse | Partially preserved | |
| Vaabina Castle | 16th century | Vaabina | Destroyed | |
| Vao Castle | 14th century | Vao | Partially preserved | |
| Vääna Castle | 1325 | Vääna | Ruin |