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Permitted22/05329/FULLSubmitted 4 years agoLoft conversion

197 Piccadilly Westminster W1J 9ET

Alterations to Piccadilly Building including erection of 3-storey extension to east and south and addition of new mansard roof at third floor to provide additional church office and meeting room accommodation; new plant rooms at basement level, plant at new third floor level, new service tower within Piccadilly Building and demolition of vestry link building to create new entry to Church yard from Church Place; relocation of rectory accommodation from Piccadilly Building into Jermyn Street Building and erection of new second floor mansard to Jermyn Street Building to support rectory use; relocation of existing cafe accommodation from ground floor of Jermyn Street Building into ground and part basement floor of Piccadilly Building; alterations to St James's church including repair of spire, installation of plant within former bell tower, excavation beneath the south porch of the church; and reinstatement of south entrance door; alteration of Jermyn Street Building to provide new route between Jermyn Street and the churchyard, new railings to Jermyn Street, and re-landscaping of the North and Green Churchyards, and erection of new single storey garden pavilion in Green Churchyard.

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Progress

Submitted
23 Aug 2022
— completed
Validated
23 Aug 2022
— completed
Consultation
9 Nov 2022
— completed
Target date
18 Oct 2022
— completed
Decided
10 Feb 2023
— completed

Application details

Reference
22/05329/FULL
Local authority
Westminster
Postcode
W1J 9ET
Ward
SJW_22
Application type
All Other
Property type
Commercial

Key dates

Submitted
23 Aug 2022
Validated
23 Aug 2022
Comments close
9 Nov 2022
Target decision
18 Oct 2022
Decided
10 Feb 2023

Estimated project value

£1445k–£3005k

Based on the 891m² of floor area stated in the application, at inner London rates (2026). Source: Checkatrade 2026, loft conversion £1,200-£2,500/m².

Floor area gained: 891

Recently sold nearby

New owners, recently moved in. First work on a house usually follows within months of completing. 8 recent sales are listed below.

Homes here go for about £3,210,000 — the median of the last 4 market sales in W1J (the wider postcode district), £632,000 to £5,488,000.

Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0. Sales are matched by postcode, not by property, so a sale listed here may be a neighbouring address. England and Wales only.

Planning constraints

No designations recorded at this location. This is not a formal search — always confirm with the local authority before relying on it.

Designations from planning.data.gov.uk, Open Government Licence v3.0. Indicative only — not a formal local authority search.

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