List
| Name | Type | Date | Condition | Ownership | Location | Notes | Picture |
|---|---|---|---|---|---|---|---|
| Aberscross Castle | No remains | ||||||
| Achnacarry Castle | Occupied | ||||||
| Ackergill Tower | Occupied |  | |||||
| Ardtornish Castle | Ruin | ||||||
| Ardvreck Castle | Ruin | ||||||
| Armadale Castle | Ruin | ||||||
| Ballone Castle | Z-plan tower house | late 16th century | Restored as residence | Private | near Portmahomack | Restored from scratch after 1990 |  |
| Balnagown Castle | Occupied | ||||||
| Balquholly Castle | Occupied | 57° 30′ 44″ N, 2° 24′ 25″ W | Now known as Hatton Castle, originally owned by same Mowatts who owned Buchollie Castle | ||||
| Beaufort Castle | Occupied | ||||||
| Borve Castle, Benbecula | Ruin | ||||||
| Borve Castle, Sutherland | Ruin | ||||||
| Braal Castle | Ruin | ||||||
| Brahan Castle | Ruin | ||||||
| Brims Castle | Ruin | ||||||
| Buchollie Castle | Begun in 1148 [1] [2] | Ruin | near Freswick in Caithness | ||||
| Caisteal Maol | Ruin | ||||||
| Carbisdale Castle | Occupied | ||||||
| Castle Chanonry of Ross | No remains | ||||||
| Castle of Mey | Historic House | Occupied | |||||
| Cawdor Castle | Historic House | Begun in 1454, with keep dating to this period. Mostly 17th century | Occupied | Nairnshire |  | ||
| Castle Craig | Ruin | ||||||
| Dalcross Castle | L-plan | 17th century | Occupied | Private | Dalcross, Highland | Nairnshire |  |
| Daviot Castle | Site | Daviot, Highland | |||||
| Dingwall Castle | Ruin | Dingwall | |||||
| Dornoch Castle | Occupied | ||||||
| Dounreay Castle | L-plan | 16th century | Ruin | Within the grounds of Dounreay Nuclear Power Development Establishment | |||
| Dunbeath Castle | Occupied | ||||||
| Dun Ringill | Ruin | ||||||
| Dunrobin Castle | Occupied | Castle open |  | ||||
| Dunscaith Castle | Ruin | ||||||
| Duntulm Castle | Ruin | ||||||
| Dunvegan Castle | Historic House | Occupied |  | ||||
| Eilean Donan Castle | Dornie | Rebuilt in 20th century |  | ||||
| Erchless Castle | Occupied | Private | Struy | ||||
| Foulis Castle | Occupied | ||||||
| Forse Castle | Ruin | ||||||
| Freswick | Occupied | ||||||
| Glengarry Castle | Alternative name for Invergarry Castle? | ||||||
| Castle Grant | Occupied | Private | |||||
| Helmsdale Castle | 15th century | No remains | Helmsdale, Sutherland | Demolished in the 1970s | |||
| Invergarry Castle | 17th century | Ruin | Invergarry Castle Preservation Trust | Loch Oich, Great Glen | Ruins under preservation | ||
| Inverlochy Castle | C13 | Ruin | Historic Environment Scotland | nr Fort William |  | ||
| Inverness Castle | Largely C19 | Occupied | Highland Council | Part used as Court Houses |  | ||
| Keiss Castle | Ruin | ||||||
| Kilravock Castle | Occupied | Nairnshire | Rose family |  | |||
| Kinloch Castle | Occupied | ||||||
| Kinlochaline Castle | Occupied |  | |||||
| Knock Castle | Ruin | ||||||
| Castle Leod | Occupied | ||||||
| Lochindorb Castle | Ruin | ||||||
| Milntown Castle | No remains | ||||||
| Mingarry Castle | Medieval hall | 13th century | Ruin | Ardnamurchan Peninsula | Undergoing preservation, renovation and restoration |  | |
| Muckrach Castle | Occupied |  | |||||
| Moniack Castle | Occupied | ||||||
| Newmore Castle | Ruin | ||||||
| Castle of Old Wick | 14th Century | Ruin | Historic Environment Scotland | Wick, Caithness |  | ||
| Ormlie | |||||||
| Ormond Castle | Ruin | Also known as Avoch Castle | |||||
| Petty Castle | Ruin | Also known as Halhill | |||||
| Rait Castle | 14th century | Ruin | Private | Nairnshire | http://her.highland.gov.uk/SingleResult.aspx?uid=MHG45363 |  | |
| Redcastle or Castle Roy | Ruin |  | |||||
| Scrabster Castle | 12th century | Ruin | 58°36′04″N3°32′20″W / 58.601013°N 3.538941°W | Bishop's castle | |||
| Sinclair & Girnigoe Castle | Ruin |  | |||||
| Skibo Castle | Occupied | ||||||
| Strome Castle | Ruin | National Trust for Scotland |  | ||||
| Castle Stuart | Tower house | 1625 | Restored as residence | Private |  | ||
| Tarradale Castle | |||||||
| Teaninich Castle | Occupied | ||||||
| Castle Tioram | Ruin |  | |||||
| Tor Castle | Tower house | 14th century | Ruin | ||||
| Tulloch Castle | 16th century | Occupied | |||||
| Urquhart Castle | Ruin | Historic Environment Scotland | 57.324°N 4.442°W |  | |||
| Varrich Castle | 1000AD? | Ruin | Tongue, Highland |  |
