Clan Rising
Knock Castle today

Scotland · Ruin

Knock Castle

Knock Castle is an early 17th-century four‑storey Scottish tower house on a small knoll in Royal Deeside near Ballater, Aberdeenshire. Today the external rubble walls survive but the tower is roofless and the interior largely ruined; it is a category B listed site cared for by Historic Environment Scotland.

Photograph via Wikimedia Commons

Its prime

1600

Today

Ruin

As it stood in 1600

What Knock Castle looked like in its prime.

A compact four‑storey rectangular tower (about 27 by 22 feet) of coarse multicoloured rubble masonry with thicker 4‑foot walls and pinkish sandstone dressings around narrow window slits. The tower rises straight from a grassy knoll, with small, regularly spaced vertical windows and gabled cap-house above the stair; the building would have been fully roofed in timber and slate. Numerous angled pistol shot‑holes sit directly beneath many windows; lichen and weathering mark the stone surface.

Its story

The story of Knock Castle.

Knock Castle was granted to the Gordons of Abergeldie by the 4th Earl of Huntly after the battle of Corrichie, fought on 28 October 1562 between George Gordon, 4th Earl of Huntly, and the forces of Mary, Queen of Scots commanded by James Stewart, 1st Earl of Moray. A short distance west, a motte marks Old Castle Knock, a possible 12th-century timber stronghold of the Earls of Mar, destroyed in 1590 by Clan Chattan.

In 1592 a feud with the neighbouring Clan Forbes intensified when Henry Gordon, 2nd Laird of Knock, was murdered during a cattle raid by Forbes and Clan Chattan men. His brother Alexander succeeded him and may have rebuilt or remodelled the castle; the story is told that Alexander's seven sons, sent out to cut peat for the winter store, strayed unawares onto Forbes land.

The four-storey tower, dating from about 1600, resembles Birse Castle and the pele towers of the Borders. Its walls, some four feet thick, survive intact though roofless, with a vaulted basement kitchen, a spiral turnpike stair topped by a gabled cap house, and an unusual defence of three pistol shot holes angled at the ground beneath each window. A category B listed building, it is in the care of Historic Environment Scotland.

Step inside

8 places to explore in 1600.

The record describes 8 distinct spots at Knock Castle, including 3 interiors: vaulted basement (kitchen), turnpike spiral staircase, gabled cap house (top of stair). Create your own photoreal reconstruction and explore every one, more scenes means more rooms, more angles, and more of the place to stand in.

Approach across the knoll (south face)North entrance and courtyard gateEnclosing courtyard with outbuildingsVaulted basement (kitchen)Turnpike spiral staircaseGabled cap house (top of stair)Window with pistol shot‑holesMotte (Old Castle Knock) to the west

Build Your Own Castle

Recreate Knock Castle with AI to explore it.

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Castle Siege

Play Castle Siege at Knock Castle.

A strategy game played on Knock Castle’s real ground plan: the same surveyed walls shown in the archive below. Post your finite garrison on the battlements between assaults, then hold out as rams, siege towers, trebuchets and sappers arrive in ever-worse waves.

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Whose castle

Clans who held Knock Castle.

The families that held Knock Castle for a decade or more across its history, follow a name to its clan.

  • Gordon

    Granted to the Gordons of Abergeldie by the 4th Earl of Huntly after the battle of Corrichie in 1562.

From the archive

Knock Castle on paper: the measured plan and period views.

The survey plan and photographs below are the ground truth this page's reconstructions are checked against, drawn and photographed while the castle was still a working garrison. Every image is public-domain or openly licensed, with its source named.

Fig. 496. — Knock Castle. Plans., Knock Castle

Fig. 496. — Knock Castle. Plans.

1887 · MacGibbon & Ross, vol. 2 (1887)

Public domain

Nearby

Landmarks within reach of Knock Castle.

Questions about Knock Castle

What is the history of Knock Castle?

Knock Castle dates from about 1600 and was granted to the Gordons of Abergeldie after the battle of Corrichie in 1562. In 1592, Henry Gordon, 2nd Laird of Knock, was murdered during a cattle raid by Forbes and Clan Chattan men. His brother Alexander succeeded him and may have rebuilt or remodelled the castle. A possible 12th-century timber stronghold, Old Castle Knock, stood nearby until Clan Chattan destroyed it in 1590.

What is inside Knock Castle?

Inside Knock Castle are the remains of a vaulted basement used as a kitchen and a spiral turnpike staircase. The stair ends at a gabled cap house. The interior is largely ruined, but these spaces can still be seen.

Where is Knock Castle?

Knock Castle is in Royal Deeside, about 1 mile west of Ballater in Aberdeenshire. It stands on a knoll on the south side of Craig of the Knock, at the entrance to Glen Muick. The castle is also about 6 miles east of Balmoral.

When was Knock Castle built?

Knock Castle was built around 1600, in the early 17th century. It is a four-storey tower house, resembling Birse Castle and the pele towers of the Borders. The site's first-raised year is not recorded, so no more precise construction date can be given.

Which family or clan held Knock Castle?

The Gordons of Abergeldie held Knock Castle after it was granted to them by the 4th Earl of Huntly. The grant followed the battle of Corrichie in 1562. The family connection continued in the castle's later history through Henry Gordon, 2nd Laird of Knock, and his brother Alexander.

What did Knock Castle look like in its prime?

Knock Castle was a compact, rectangular four-storey tower of coarse multicoloured rubble masonry. It measured about 27 by 22 feet, with walls about 4 feet thick and pinkish sandstone dressings around narrow window slits. Three pistol shot-holes were angled towards the ground beneath each window, and a gabled cap house rose above the stair.

Is Knock Castle still standing or is it a ruin?

Knock Castle is a roofless ruin, although its external rubble walls survive intact. The tower's interior is largely ruined, with the remains of a vaulted basement kitchen and a spiral turnpike staircase still visible. It is a category B listed building in the care of Historic Environment Scotland.
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