11, HILL STREET W1, 40 AND 40A, HAY'S MEWS W1

11, HILL STREET W1

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Overview

Heritage Category:
Listed Building
Grade:
II
List Entry Number:
1248394
Date first listed:
16-Aug-1990
List Entry Name:
11, HILL STREET W1, 40 AND 40A, HAY'S MEWS W1
Statutory Address:
11, HILL STREET W1
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Location

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Date:
2002-01-11
Reference:
IOE01/00968/16
Rights:
© Mr Peter Holcroft. Source: Historic England Archive

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Official list entry

Heritage Category:
Listed Building
Grade:
II
List Entry Number:
1248394
Date first listed:
16-Aug-1990
List Entry Name:
11, HILL STREET W1, 40 AND 40A, HAY'S MEWS W1
Statutory Address 1:
11, HILL STREET W1
Statutory Address 2:
40 AND 40A, HAY'S MEWS W1

The scope of legal protection for listed buildings

This List entry helps identify the building designated at this address for its special architectural or historic interest.

Unless the List entry states otherwise, it includes both the structure itself and any object or structure fixed to it (whether inside or outside) as well as any object or structure within the curtilage of the building.

For these purposes, to be included within the curtilage of the building, the object or structure must have formed part of the land since before 1st July 1948.

Understanding list entries

Corrections and minor amendments

The scope of legal protection for listed buildings

This List entry helps identify the building designated at this address for its special architectural or historic interest.

Unless the List entry states otherwise, it includes both the structure itself and any object or structure fixed to it (whether inside or outside) as well as any object or structure within the curtilage of the building.

For these purposes, to be included within the curtilage of the building, the object or structure must have formed part of the land since before 1st July 1948.

Understanding list entries

Corrections and minor amendments

Location

Statutory Address:
11, HILL STREET W1
Statutory Address:
40 AND 40A, HAY'S MEWS W1

The building or site itself may lie within the boundary of more than one authority.

County:
Greater London Authority
District:
City of Westminster (London Borough)
Parish:
Non Civil Parish
National Grid Reference:
TQ 28672 80493

Details

HILL STREET, W1 TQ 2880 NE AND TQ 2880 SE No 11 (including 69/223 and 80/223 no's 40/40A Hays Mews) II GV Terraced house. c1748, altered; refronted c1907-14. Rear left hand extension containing ballroom, early 1890s, possibly by Robert Edis, for the Duke of Newcastle; stables at rear c1906 by J Leonard Williams for Charles Ansell (Williams also designed a garage, now No 4 Hay's Mews, contemporary with the stables, qv); all, with garden wall, forming a courtyard. Red brick with limestone dressings. 4 storeys, basement and attics. Slated mansard roof with dormers. Two similar entrances with moulded surrounds, console bracketed hoods and panelled doors, part-glazed with intricate wrought iron scroll pattern grills. Ground 'floor sashes architraved with keystones; 1st floor, architraved with alternating triangular and segmental pediments and continuous wrought iron balcony; 2nd floor, architraved with triangular pedi- ments; 3rd floor architraved with cornice. Parapet. Courtyard facade with glazed loggia of 3 arches above which 3 round-arched casements. 3 light projecting bay window at 3rd floor level. Central entrance to loggia approach- ed by impressive imperial stair of 2 curved flights then one straight with cast iron balustrade. Stables of 2 storeys. Courtyard facade stuccoed; 2 round-arched ground floor sashes in shallow architraved recesses with key- stone linked by impost bands; 1st floor, 4 sashes with panelled aprons, separa- ted by Tuscan pilasters, paired at angles, carrying entablature with bracketed cornice surmounted by cast iron balustrade. Mews facade'of red brick with stone ground floor and pilasters supporting cornice'and stone parapet. Tiled mansard roof -with dormers. 2 storeys and attics. Ground floor with 5 round- arched entrances, altered and sashes at 1st floor level replacing original oculi. Interior of house much altered and partitioned; known to have been sumputuously - redecorated in English Carolean style to a very high standard by J Leonard Williams c1906 but only elements of this remain..apart from the .satin-wood dressing room, now painted over. A further inferior decorative scheme incorporating these elements appears to be late 1920s/early 30s. Main stair in provincial early C18 style, possibly c1920. In the rear left hand'rear extension, a superb ballroom in Louis XV style known to have been built for the Duke of Newcastle whose monogram appears,'with the ducal coronet in the coving. 4 bays plus 2 bays separated by Ionic distyle in antis marble column screen at entrance end and, at further end, a gallery for musicians with 3 openings and elaborate wrought iron railings incorporating ducal mono- gram and coronet. High quality, lively and inventive decoration in blue, gold and white incorporating musical instruments and floral- swags to moulded panel walls and ceilings. Round-arched window recesses. . . No 11,Hill Street forms a group with Nos 5-19 (odd) Hill Street and No 4 Hay's Mews.

Listing NGR: TQ2867280493

Legacy

The contents of this record have been generated from a legacy data system.

Legacy System number:
429994
Legacy System:
LBS

Legal

This building is listed under the Planning (Listed Buildings and Conservation Areas) Act 1990 as amended for its special architectural or historic interest.

Ordnance survey map of 11, HILL STREET W1, 40 AND 40A, HAY'S MEWS W1

Map

This map is for quick reference purposes only and may not be to scale. This copy shows the entry on 12-Jun-2026 at 22:03:37.

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End of official list entry

All text content is available under the Open Government Licence v3.0 , except where otherwise stated. Any supplied maps are © Crown Copyright [and database rights] 2026 OS AC0000815036 and may not be reproduced without permission.

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