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The history of the Knole Barn

Written by
Image of Veronica Walker-Smith
Veronica Walker-SmithVolunteer Archivist
Conservator at work at The Royal Oak Foundation Conservation Studio at Knole, Kent
Conservator at work at The Royal Oak Foundation Conservation Studio | © National Trust Images/Sam Milling

The Knole Barn is a 600-year-old building with a 21st-century interior. The earliest reference to the ‘Great Barn’ is in 1478, when Archbishop Thomas Bourchier bought the manor and estate of Knole and created an impressive residence midway between Canterbury and London. Find out more about the building’s fascinating history up to the present day, including the damaging fire of 1887 and its rebirth as the Royal Oak Foundation Conservation Studio.

The early centuries

Built of Kentish ragstone and facing Stable Court, the barn’s north-facing slit windows ensured ventilation yet allowed cool storage conditions for hay and grain.

Its use continued in this way for the next three centuries as Knole’s ownership passed from the See of Canterbury to the Tudor Monarchy, and in 1604 to the aristocratic Sackville family, well connected to the Stuart court.

A destructive fire

In 1887, the Barn was damaged by an intense fire. Newspaper reports described the medieval roof burning fiercely for five days and 250 tonnes of hay being destroyed. Fire crews with horse-drawn steam pumps attracted many spectators as they battled the blaze.

Victorian repairs resulted in a flat, crenelated roof considered fashionable at the time. By 1946, when Knole was gifted to the National Trust, the Barn was used mostly to house vehicles as a garage.

Interior of the Royal Oak Foundation Conservation Studio, Kent
Interior of the Royal Oak Foundation Conservation Studio | © National Trust Images/James Dobson

The conservation studio is born

In 2013, a £20 million Heritage Lottery-funded project was approved to preserve Knole’s Grade I-listed buildings and collection and open new spaces for visitors.

The Barn was central to this vision: a fully accessible 21st-century conservation studio in a 600-year-old building. The flat roof was replaced with a new gabled structure echoing the medieval pitch.

Architects Rodney Melville and Partners worked with stonemasons to source Kentish ragstone and specialist tilers to create a blend of 65,000 bespoke clay peg tiles to match the surrounding roofscape.

The 2017 opening and ensuing popularity

When the studio officially opened in March 2017, its flexible open-plan work area and soaring ceiling were much admired.

Interactive exhibits continue to help convey conservation principles and practices, while an environmentally controlled store showcases objects awaiting conservation or delivery to clients.

The studio has proved a major attraction for heritage-loving visitors to this day.

2021 - The Royal Oak Foundation Conservation Studio is created

Early 2021 the National Trust received a generous donation of £3m from The Royal Oak Foundation, based in the US. This gift, made in honour of the National Trust's 125th anniversary, will support collections conservation for the next five years and will fund major work mainly based at our specialist studio here at Knole.

With the help of this donation the studio has already been able to support the conservation treatment of over 200 objects from properties across the UK.

Visitors inside the Conservation Studio at Knole, Kent

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