31 Wilton Place London SW1X 8SH Data via plota.co.uk

24/09082/FULL - Full Planning Permission Application Approved

Proposal

Erection of a first floor rear extension to form an orangery, walk-on rooflight to enclose rear lower-ground lightwell, alterations to pavement vaults and new rooflight and plant equipment at main roof level. Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
30 Dec 2024
✓
Validated
13 Feb 2025
✓
Approved
17 Jun 2025

Approved on 17 Jun 2025 · Delegated Decision · Last checked 10 Nov 2026

Documents 66

Plans & drawings 39

PDF PROPOSED VAULT SECTIONS Drawing · 16 Jun 2025 View ↗ PDF PROPOSED ROOF PLAN (REVISED) Drawing · 29 Apr 2025 View ↗ PDF EXISTING SECTION BB DD Drawing · 13 Feb 2025 View ↗ PDF EXISTING LOWER GROUND FLOOR PLAN Drawing · 24 Jan 2025 View ↗ PDF PROPOSED SECTION BB AND DD Drawing · 24 Jan 2025 View ↗ PDF PROPOSED LOWER GROUND FLOOR PLAN Drawing · 24 Jan 2025 View ↗ PDF PROPOSED FIRST FLOOR PLAN Drawing · 24 Jan 2025 View ↗ PDF PROPOSED SECOND FLOOR PLAN Drawing · 24 Jan 2025 View ↗ PDF PROPOSED SECTION AA Drawing · 24 Jan 2025 View ↗ PDF PROPOSED SECTION BB AND DD Drawing · 24 Jan 2025 View ↗ PDF PROPOSED FRONT AND REAR ELEVATION (SECTION CC) Drawing · 24 Jan 2025 View ↗ PDF PROPOSED PARTIAL SIDE ELEVATIONS Drawing · 24 Jan 2025 View ↗ PDF LOCATION PLAN Location Plan · 30 Dec 2024 View ↗ PDF BLOCK PLAN Location Plan · 30 Dec 2024 View ↗ PDF EXISTING GF Drawing · 30 Dec 2024 View ↗ PDF EXISTING 1ST F Drawing · 30 Dec 2024 View ↗ PDF EXISTING 2ND F Drawing · 30 Dec 2024 View ↗ PDF EXISTING 3RD F Drawing · 30 Dec 2024 View ↗ PDF EXISTING 4TH F Drawing · 30 Dec 2024 View ↗ PDF EXISTING ROOF PLAN Drawing · 30 Dec 2024 View ↗ PDF EXISTING SECTION AA Drawing · 30 Dec 2024 View ↗ PDF EXISTING SECTION EE FF Drawing · 30 Dec 2024 View ↗ PDF EXISTING FRONT & REAR ELEVATION Drawing · 30 Dec 2024 View ↗ PDF EXISTING PARTIAL SIDE ELEVATIONS Drawing · 30 Dec 2024 View ↗ PDF PROPOSED GF Drawing · 30 Dec 2024 View ↗ PDF PROPOSED 3RD F Drawing · 30 Dec 2024 View ↗ PDF PROPOSED 4TH F Drawing · 30 Dec 2024 View ↗ PDF PROPOSED ROOF PLAN Superseded document · 30 Dec 2024 View ↗ PDF PROPOSED SECTION A-A Superseded document · 30 Dec 2024 View ↗ PDF PROPOSED SECTION BB DD Superseded document · 30 Dec 2024 View ↗ PDF PROPOSED SECTION FF Drawing · 30 Dec 2024 View ↗ PDF PROPOSED FRONT & REAR ELEVATION Drawing · 30 Dec 2024 View ↗ PDF PROPOSED PARTIAL SIDE ELEVATIONS Superseded document · 30 Dec 2024 View ↗ PDF PROPOSED SECTION WITH SIGHT LINE Drawing · 30 Dec 2024 View ↗ PDF PROPOSED BASEMENT FLOOR LAYOUT Drawing · 30 Dec 2024 View ↗ PDF PROPOSED GROUND FLOOR LAYOUT Drawing · 30 Dec 2024 View ↗ PDF PROPOSED GROUND FLOOR LAYOUT Drawing · 30 Dec 2024 View ↗ PDF PROPOSED 3RD FLOOR LAYOUT Drawing · 30 Dec 2024 View ↗ PDF PROPOSED 4TH FLOOR LAYOUT Drawing · 30 Dec 2024 View ↗

All documents on the council site ↗

Site constraints 10

Grade II listed: 29-31, Wilton Place Sw1
List entry 1224714 · The pin is inside its outline · 15 more listed buildings within 150 m (1 Grade I, 2 Grade II*, 12 Grade II)
Listed building consent is needed for work that affects the special interest of a listed building, inside or out, on top of planning permission. Setting can be a consideration for buildings nearby; there is no fixed radius.
Show the other 15 with distances
Historic England ↗
Belgravia conservation area
Demolition needs planning permission and permitted development is restricted.
The council must give weight to preserving or enhancing the area's character and appearance. Not every council has published its boundaries as open data.
Council document ↗
Article 4 direction
Article 4 Basement Development Permitted Rights Removed. Named permitted development rights are withdrawn here.
An Article 4 direction withdraws particular permitted development rights, so work that would normally need no application needs one here. Not every council has published its directions.
Air quality management area: Westminster AQMA
The council has declared the area as failing an air quality objective.
Schemes that add traffic, parking or combustion plant are assessed against the area's action plan and may need an air quality assessment.
Council record ↗
Habitat network: Network Enhancement Zone 2
Where habitat is joined up enough to work as a network. Context, not a constraint on its own.
Registered park or garden 62 m away: The Grosvenor Estate: Wilton Crescent
Its setting is a consideration for work nearby.
Registered parks and gardens, battlefields, world heritage sites and protected wrecks are designated heritage assets: harm needs clear and convincing justification.
Historic England ↗
Protected tree 11 m away: W48_T17, order W48
Named in a tree preservation order: work to it, its roots included, needs the council's consent first.
Root protection areas reach up to 15 m from a large tree, so an extension or new foundations this close usually needs a tree survey. Only some councils publish their single trees, and a position can be approximate: the order at the council is the definitive record, and no tree shown is not proof there is none.
Tree record ↗
Also on the record
National infrastructure project 1197 m away: Thames Tideway Tunnel; Inside the City of Westminster built-up area; Public transport access: PTAL 5 (very good), TfL 2023, for the 100 m square.
Not affected
Outside flood zones 2 and 3 · Not green belt · No scheduled monument at the site

Checked on 9 November 2026. Historic England, the Environment Agency, Natural England, the Planning Inspectorate, Transport for London (public transport access levels, Powered by TfL Open Data, OGL v3.0, contains OS data © Crown copyright and database right 2025) and council datasets, Open Government Licence. A boundary can run through a site and the council holds the definitive record: confirm with the council before relying on this.

Sales history 2

Last sold for £6,650,000 in July 2024. Terraced house, freehold.

More than one property is recorded at this address: HM Land Registry does not always give the flat or unit.

5 July 2024£6,650,000Recorded as a transfer outside a standard sale
16 July 2021£3,900,000Other property. Recorded as a transfer outside a standard sale

Sale prices from HM Land Registry's price paid record, matched to this application by its address.

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Important details

Application type
Full Planning Permission Application
Postcode
SW1X 8SH
Received
30 Dec 2024
Validated
13 Feb 2025
Ward
Knightsbridge & Belgravia
Case officer
Show
Target decision
20 Jun 2025
Decision
Application Permitted
Decision date
17 Jun 2025
Decision level
Delegated Decision
Applicant
Show
Agent
Forum Heritage Services Ltd

How this decision compares

Decided in 124 days from validation, 48 days slower than Westminster's median of 76 for full applications. Approved, as 86% of full applications here are.

35%decided within 8 weeks
86%approved
2,200decided in the last year

Plota live figures for full applications decided by Westminster in the last twelve months, from validation. Westminster decision record →

Public comments

No public comments yet.

5 neighbours consulted · Last counted 10 Nov 2026

Read the comments on the council site ↗

Consultation & key dates

Alt. reference
PP-13665697
Planning Portal ref
PP-13665697
Env. assessment
No
Westminster
Planning Authority Score
3.5/10
Below average
#221 of 296 councils
Relevant to this application:
Householder decisions

Westminster is slower than most councils at deciding householder applications, ranking #258 out of 296. Only 28% of applications have the time limit extended, well below the 41% national average - the council usually decides on time. Westminster is also one of the strictest councils - it refuses more householder applications than almost any other, with only 81% approved vs 90% nationally.

One of the strictest councils
only 81% approved vs 90% nationally
These figures are council-wide context, not a prediction for this application. View full council performance
Westminster decision statistics
Based on MHCLG data, the year to March 2026
86%
Overall approval rate
Below avg (87%) #201 of 296
81%
Householder approved
Below avg (90%) #277 of 296
44%
Decided in 8 weeks
Below avg (63%) #258 of 296
28%
Extended time limit
Below avg (41%) #46 of 296
83%
Minor dwellings approved
12 decided (1-9 homes)
67%
Major dwellings approved
3 decided (10+ homes)
81%
Change of use approved
133 decided
4,602
Total decisions
648 refused in the year to March 2026

Sale prices: Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.