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20 and 21, St James's Square SW1

A Grade I Listed Building in St James's, London

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Latitude: 51.5064 / 51°30'23"N

Longitude: -0.1359 / 0°8'9"W

OS Eastings: 529467

OS Northings: 180256

OS Grid: TQ294802

Mapcode National: GBR FG.N5

Mapcode Global: VHGQZ.LDHJ

Plus Code: 9C3XGV47+HJ

Entry Name: 20 and 21, St James's Square SW1

Listing Date: 24 February 1958

Grade: I

Source: Historic England

Source ID: 1264890

English Heritage Legacy ID: 426688

ID on this website: 101264890

Location: St James's, Westminster, London, SW1Y

County: London

District: City of Westminster

Electoral Ward/Division: St James's

Parish: Non Civil Parish

Built-Up Area: City of Westminster

Traditional County: Middlesex

Lieutenancy Area (Ceremonial County): Greater London

Church of England Parish: St James Piccadilly

Church of England Diocese: London

Tagged with: Building

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Nos 20 and 21
Terraced town houses. No 20 (comprising 3 northernmost bays) of
1771-75 by Robert Adam for Sir Watkin Williams Wynn, No 21
rebuilt very tactfully in 1936 by Mewls and Davis so as to duplicate
the facade of No 20 and form one composition. Portland stone, slate
roof. 4 storeys, basement and stone dormers in mansard of 1936.
7 windows wide. Rusticated ground floor with windows and doors
each end in semicircular arched openings, doors with side lights
and delicately patterned fanlights; glazing bar sashes. The
square headed glazing bar sashes of 1st and 2nd floors, those on
piano nobile in semicircular arched panels with consoled pediments,
are articulated by a giant order of fluted Corinthian pilasters
carrying main entablature with Paterae frieze. 1936 attic storey
with dentil cornice and balustraded parapet. Enriched plat band
to 2nd floor between giant pilasters. Cast iron area railings.
Rear elevation has a bow and a wing on north side of courtyard.
Very fine Adam interior of No 20 virtually intact; grand staircase
with copper balustrade of openwork balusters, top lit in oblong
well, former Eating Room and Music Room on ground floor, 1st floor
drawing rooms, all retaining original plasterwork, paintings by
Zucchi, mahogany doors and door furniture etc
Survey of London; vol XXIX .

Listing NGR: TQ2965580489

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