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Description

Marlborough House Garden was built as a town mansion by Sir Christopher Wren, and still possesses much of the extent and layout of its original garden. It was commissioned by the first Duke of Marlborough but the idea for a town house was that of Sarah, Duchess of Marlborough, who secured the lease of the site from Queen Anne. The Dukes of Marlborough had the house until 1817, after which it became a royal residence, last used by Queen Mary, who had a revolving summerhouse built in the garden. The garden is largely lawn, sloping to the south and west boundary walls, with gravel paths and some formal beds; to the east is less formal shrubbery, a woodland path and pet cemetery for royal pets including Queen Alexandra's dogs.

Practical Information

Site location Marlborough Road, St James's
Postcode SW1Y 5HX
What3Words ///stuck.early.fumes
Type of Site Private Garden
Borough Westminster
Open to Public Occasionally
Opening Times Has opened for London Open Gardens. Otherwise private
Public Transport Tube: Green Park (Victoria, Piccadilly, Jubilee). Bus: 9, 14, 19, 22, 38
Research Updated 1 June 2005
Last Updated 18 October 2026

Full description

Marlborough House Garden is a former 'town mansion and genuine `hotel particulier' of 1707-11' built to a design of Sir Christopher Wren, which still possesses much of the extent of its original garden. It was commissioned by the first Duke of Marlborough but the idea for a town house was his Duchess Sarah's. She secured the lease of the site from Queen Anne and chose Wren in preference to Sir John Vanbrugh as architect, although she fell out with Wren during construction and supervised the completion of the house herself. She laid the foundation stone in 1709 and it was completed in 1711, the actual design probably drawn by Wren's son under his father's supervision. Sarah died here in 1744, and the Dukes of Marlborough had the house until 1817, after which it was given as the London home to Princess Charlotte and Prince Leopold of Saxe-Coburg-Saalfeld. After Charlotte's death Prince Leopold continued to use Marlborough House until he became King of the Belgians in 1831, the same year of William IV's accession to the throne, whose consort Queen Adelaide was granted the house for life in the event of widowhood.

The Queen Dowager continued to spend time here after the King's death and gave a wedding banquet for Queen Victoria and Prince Albert. After Queen Adelaide's death it was settled on the Prince of Wales, later Edward VII as his residence from the age of 18. At that time it was substantially altered by Sir James Pennethorne, chief architect at the Office of Works. It continued in royal occupation into the 1950s, by the Duke of York later George V, Edward VII's widow Queen Alexandra, and finally Queen Mary on the death of George V came to Marlborough House in 1936 and died here in 1953. In 1959 Elizabeth II placed it at the disposal of the Government as a Commonwealth Centre, which it became in 1962, becoming the headquarters of the Commonwealth Secretariat in 1965.

The garden appears on Horwood's plan of 1746 as divided into large rectangular garden plots; this layout was simplified by the late C18th with the creation of large round and oval shrubberies sprinkled over an extensive lawn. Today the garden is largely maintained in its C18th format with a number of large plain expanses of lawn intersected with gravel paths. At the southern and western boundaries bordering The Mall and Marlborough Road respectively, the lawns bank upwards enabling residents to see over the high boundary wall from the gravel path, against these walls are formal beds. At the eastern boundary is a less formal extensive shrubbery with a woodland path and a pet cemetery where the gravestones include Queen Alexandra's dogs Muff, Tiny and Joss and one to Benny the Bunny. In front of the east wing of the house is a revolving timber summerhouse with thatched roof that was commissioned by Queen Mary, the last royal resident of the house. In the south-east corner of the garden is a brick-built gazebo. A sheltered area of the garden is planted with shrubs from South Africa, New Zealand and Australia. Trees found in the gardens include horse chestnut, sycamore, London plane, red oak, magnolia grandiflora, pin oak, evergreen oaks planted as a screen before the memorial to Queen Alexandra was sited, maidenhair tree and common lime.

The gardens are invisible to general view being protected by its high brick wall with a stone coping, surmounted with prickly spikes. The wall is site of two monuments, Sir Alfred Gilbert's Art Nouveau memorial to Queen Alexandra (opposite St James's Palace courtyard) and, on the corner, a weak plaque to Queen Mary by Sir W Reid Dick.

Further Information

Grid Reference TQ295801
Size in hectares 1.4
Site Ownership Commonwealth Secretariat and Commonwealth Foundation
Site Management www.thecommonwealth.org/mhouse/index.html
Dates 1709-11
Listed Structures LBI: Marlborough House
On National Heritage List for England (NHLE), Parks & Gardens No
Registered common or village green on Commons Registration Act 1965 No
Protected under London Squares Preservation Act 1931 No
Local Authority Westminster
In Conservation Area Yes
Conservation Area Name St James's
Tree Preservation Order No
Nature Conservation Area Yes - Borough Importance I
Green Belt No
Metropolitan Open Land No
Special Policy Area No

Please note the Inventory and its content are provided for your general information only and are subject to change. It is your responsibility to check the accuracy.

Nearby parks and gardens

  • Westminster
  • 0.1 miles away
The royal residences of Clarence House and St James's Palace share this large garden, which is on the site of the late C17th royal pleasure grounds. It is hidden behind an C18th (?) brick wall with a stone coping on top of which is a lofty wooden fence and behind this a high hedge of laurels. A number of fine old plane trees are visible over the wall. An area of formal planting at the front of Clarence House was designed in 2004-5 by The Prince of Wales in memory of his grandmother, Queen Elizabeth The Queen Mother. The scheme was laid out by members of The Prince's School of Traditional Arts.
  • Westminster
  • 0.1 miles away
Wool House Garden occupies the western portion of the terrace laid out on the site of the gardens of Carlton House, the residence of the Prince Regent, which was demolished in 1827. Many of the houses of Carlton Gardens, built 1830-33, survive and the area remains part of the Crown Estate. This garden is separated from Carlton House Terrace Gardens by Wool House, a 1960s office building. The garden comprises an island of grass, with perimeter shrubbery and a number of mature trees.
  • Westminster
  • 0.1 miles away
* on The National Heritage List for England, Parks & Gardens

St James's Square was the first of the West End squares, enclosed for Henry Jermyn, Earl of St Albans in c.1665. The layout of the central garden was developed and modified over the years, in the C18th, C19th and C20th, with notable designers involved. The C18th formal layout was by Charles Bridgeman with a central circular basin, later infilled in 1854. In 1807 a statue of William III was set in the centre of the pool flanked by 4 obelisks from the earlier layout, and it remains today surrounded by low shrubbery, bedding and rosebeds. The Square was gradually opened to the public from 1933 onwards, at first only at weekends.
Statue of William III - Photo: Pamela Paterson (1995)