Aberdour Castle, Fife, held by the Earls of Morton (partially preserved).

Balvenie Castle, Moray, held by James Douglas, 7th Earl of Douglas (ruined).

Berwick Castle, Northumberland.
Governed by William "le Hardi".(ruined, now forms part of Berwick-upon-Tweed railway station)
Bonkyll Castle (Bunkle), Berwickshire.

Bothwell Castle, South Lanarkshire (ruins).

Bowhill House, Selkirkshire.
Home of the Duke of Buccleuch and Queensberry (preserved).

Cranshaws Castle.

Dalkeith Castle, Mid-Lothian. (
heavily converted)
Douglas Castle, in South Lanarkshire (now only minimal ruins remain).

Drumlanrig Castle, Dumfries and Galloway.
17th-century mansion house of the Dukes of Buccleuch and Queensberry (preserved).

Grangemuir House, Fife.

Hawthornden Castle, Mid-Lothian.

Hermitage Castle, Roxburghshire, 13th-century Douglas stronghold (restored ruin).

Hume Castle, Berwickshire.
ancient links with Douglas, home of Sir Alexander Douglas.

Kilspindie Castle, East Lothian.
Home to the Douglases of Kilspindie, (scant ruins)
Langenstein Castle, Germany, to this day home to the Swedish-German branch (Counts Douglas).

Lennoxlove House, East Lothian.
Home of the Duke of Hamilton, (also the Marquess of Douglas and Clydesdale, Earl of Angus etc.) (
preserved).

Loch Leven Castle, Kinross.
First home of the Earl of Morton (ruins).

Lochindorb Castle, Strathspey
Morton Castle, Nithsdale, Dumfries and Galloway.
ruined former home of the Douglas Earls of Morton.

Newark Castle, Selkirkshire.

Neidpath Castle, Peeblesshire.

Ormond Castle, Black Isle.

Roxburgh Castle, captured by Sir James Douglas.

Rydboholm Castle, home to the Swedish branch.

Sandilands Castle, Fife (ruins).

Stjärnorp Castle, Östergötland, Sweden (partially ruined), home to the Swedish branch.

Strathaven Castle, South Lanarkshire
Strathendry Castle, Fife.

Tantallon Castle, East Lothian.
Stronghold of the Red Douglases (partially ruined).

Threave Castle, Dumfries and Galloway (ruins).

Timpendean Tower, Roxburghshire (ruins).

Whittingehame Tower, East Lothian.
Aberdour Castle, Fife, held by the Earls of Morton (partially preserved).
Balvenie Castle, Moray, held by James Douglas, 7th Earl of Douglas (ruined).
Berwick Castle, Northumberland. Governed by William "le Hardi".(ruined, now forms part of Berwick-upon-Tweed railway station)
Bonkyll Castle (Bunkle), Berwickshire.
Bothwell Castle, South Lanarkshire (ruins).
Bowhill House, Selkirkshire. Home of the Duke of Buccleuch and Queensberry (preserved).
Cranshaws Castle.
Dalkeith Castle, Mid-Lothian. (heavily converted)
Douglas Castle, in South Lanarkshire (now only minimal ruins remain).
Drumlanrig Castle, Dumfries and Galloway. 17th-century mansion house of the Dukes of Buccleuch and Queensberry (preserved).
Grangemuir House, Fife.
Hawthornden Castle, Mid-Lothian.
Hermitage Castle, Roxburghshire, 13th-century Douglas stronghold (restored ruin).
Hume Castle, Berwickshire. ancient links with Douglas, home of Sir Alexander Douglas.
Kilspindie Castle, East Lothian. Home to the Douglases of Kilspindie, (scant ruins)
Langenstein Castle, Germany, to this day home to the Swedish-German branch (Counts Douglas).
Lennoxlove House, East Lothian. Home of the Duke of Hamilton, (also the Marquess of Douglas and Clydesdale, Earl of Angus etc.) (preserved).
Loch Leven Castle, Kinross. First home of the Earl of Morton (ruins).
Lochindorb Castle, Strathspey
Morton Castle, Nithsdale, Dumfries and Galloway. ruined former home of the Douglas Earls of Morton.
Newark Castle, Selkirkshire.
Neidpath Castle, Peeblesshire.
Ormond Castle, Black Isle.
Roxburgh Castle, captured by Sir James Douglas.
Rydboholm Castle, home to the Swedish branch.
Sandilands Castle, Fife (ruins).
Stjärnorp Castle, Östergötland, Sweden (partially ruined), home to the Swedish branch.
Strathaven Castle, South Lanarkshire
Strathendry Castle, Fife.
Tantallon Castle, East Lothian. Stronghold of the Red Douglases (partially ruined).
Threave Castle, Dumfries and Galloway (ruins).
Timpendean Tower, Roxburghshire (ruins).
Whittingehame Tower, East Lothian.
Clan Douglas