20 Marlborough Place London NW8 0PA Data via plota.co.uk

26/01093/ADFULL - Approval of Details (Full PP) Refused

Proposal

Detailed drawings of a planting scheme which includes the number, size, species and position of trees and shrubs pursuant to condition 6 of planning permission dated 8th Spetember 2022 (RN ) Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
20 Feb 2026
✗
Refused
26 Jun 2026
Appeal
Not lodged

Refused on 26 Jun 2026 · Delegated Decision · Last checked 27 Jul 2026

Associated applications 6

Site constraints 7

St John's Wood 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 Named permitted development rights are withdrawn here.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 ↗
27 listed buildings within 150 m
Nearest: 18 Marlborough Place, Grade II, 9 m away · 27 Grade II
The site itself is not listed. 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 all 27 with distances
Historic England ↗
Also on the record
Protected tree 13 m away: STM9_T89, order STM9; Inside the City of Westminster built-up area; Public transport access: PTAL 4 (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 6 October 2026. Historic England, the Environment Agency, Natural England, 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 £2,775,000 in July 2014. Detached house, freehold.

31 July 2014£2,775,000
10 August 1995£825,000Leasehold

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

Building

Floor area403 m² (4,338 sq ft)
Energy ratingC (75 out of 100), could reach B
PropertyDetached house, 7 habitable rooms
Built1930 to 1949
HeatingBoiler and underfloor heating, mains gas
WallsSolid brick, as built, no insulation (assumed)

From the energy performance certificate lodged in September 2026, the latest held for this property. The building may have changed since. View the certificate

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Important details

Application type
Approval of Details (Full PP)
Postcode
NW8 0PA
Received
20 Feb 2026
Validated
20 Feb 2026
Ward
Abbey Road
Case officer
Show
Target decision
17 Apr 2026
Decision
Application Refused
Decision date
26 Jun 2026
Decision level
Delegated Decision
Applicant
Show
Agent
Barroll Webber Architects

How this decision compares

Decided in 126 days from validation, 95 days slower than Westminster's median of 31 for tree and landscaping works. Refused, as 2% of tree and landscaping works here are.

86%decided within 8 weeks
98%approved
590decided in the last year

Plota live figures for tree and landscaping works decided by Westminster in the last twelve months, from validation. Westminster decision record →

Consultation & key dates

Alt. reference
PP-14722293
Planning Portal ref
PP-14722293
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.

Freehold boundary: © Crown copyright and database rights 2026, HM Land Registry. Polygons © Crown copyright and database rights 2026 Ordnance Survey 100026316. Conditions of use

Energy performance: Energy performance certificates from the Energy Performance of Buildings Register, Ministry of Housing, Communities and Local Government. Contains public sector information licensed under the Open Government Licence v3.0. © Crown copyright 2026.