West Layton House, 48-50 St John Street, London, EC1M 4DG Data via plota.co.uk

P2026/2389/AOD - Approval of Details VALIDATED

Proposal

Approval of details pursuant to condition 13 (written scheme of investigation) of planning permission reference: dated 10/04/2025 for refurbishment of existing office (Use Class E) building including relocation and replacement roof plant, replacement of stair enclosure and lift core, creation of a roof terrace, revision to the facade, ground, first, second and third floor infill extensions to the rear, creation of external terrace and plant enclosure at rear first floor, ground floor infill extension to under croft, enclosure of ground floor courtyard and associated works. Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
10 Sept 2026
✓
Validated
21 Sept 2026
✓
Consultation
22 Sept 2026
Decision
Expected by 4 Nov 2026

This application is under consideration - no decision has been issued yet. A decision is expected by 4 Nov 2026. Comments are open until 15 Oct 2026.

Comment on this application ↗

Associated applications 3

Site constraints 21

Article 4 directionBunhill & Clerkenwell Area Action PlanCAZHeathrow Safeguarding AreaCritical Drainage Group3_003Central Activities ZoneAlexandra Palace viewing terrace to St Paul's CathedralLocal view from Archway RoadAPA The Charterhouse Carthusian MonasteryAPA St John's Street medieval settlementLocal view from the AngelLocal view from St. John StreetClerkenwell GreenWithin 50m of
Grade II listed: Bacon Smokehouse
List entry 1419034 · 12 m away · 40 more listed buildings within 150 m (3 Grade I, 37 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 40 with distances
Historic England ↗
COA00000580 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.
Heritage at risk: Clerkenwell
On the register of historic places assessed as at risk.
A designated building, monument, park or conservation area assessed as at risk from neglect, decay or development. Proposals that secure its future are looked on favourably.
Historic England ↗
Archaeological priority area
An assessment or field evaluation may be asked for before ground works.
The council or Historic England considers archaeology likely here. A desk-based assessment, and sometimes trial trenching, can be asked for with the application.
Air quality management area: Islington 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 ↗
Central activities zone
The core of central London in the London Plan.
Offices, culture and the other strategic functions of the centre take priority over new housing here.
Article 4 directionCouncil record
Some permitted development rights are withdrawn. The direction is on the council's register but not published as open data.
Council site ↗
Bunhill & Clerkenwell Area Action PlanCouncil record
Recorded by the council for this site.
Council site ↗
CAZCouncil record
Recorded by the council for this site.
Council site ↗
Heathrow Safeguarding AreaCouncil record
Recorded by the council for this site.
Council site ↗
Critical Drainage Group3_003Council record
Recorded by the council for this site.
Council site ↗
Central Activities ZoneCouncil record
Recorded by the council for this site.
Council site ↗
Alexandra Palace viewing terrace to St Paul's CathedralCouncil record
Recorded by the council for this site.
Council site ↗
Local view from Archway RoadCouncil record
Recorded by the council for this site.
Council site ↗
APA The Charterhouse Carthusian MonasteryCouncil record
Recorded by the council for this site.
Council site ↗
APA St John's Street medieval settlementCouncil record
Recorded by the council for this site.
Council site ↗
Local view from the AngelCouncil record
Recorded by the council for this site.
Council site ↗
Local view from St. John StreetCouncil record
Recorded by the council for this site.
Council site ↗
Clerkenwell GreenCouncil record
Recorded by the council for this site.
Council site ↗
Within 50m ofCouncil record
Recorded by the council for this site.
Council site ↗
Also on the record
Inside the Islington built-up area.
Not affected
Outside flood zones 2 and 3 · Not green belt · No scheduled monument at the site

Checked on 22 September 2026. Historic England, the Environment Agency, Natural England 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 1

Last sold for £17,000,000 in April 2021. Other property, freehold.

29 April 2021£17,000,000Recorded 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

Council
Islington
Application type
Approval of Details
Postcode
EC1M 4DG
Received
10 Sept 2026
Validated
21 Sept 2026
Ward
Bunhill
Case officer
Show
Target decision
4 Nov 2026
Agent
Peter Bovill
Freehold owner
Show

Consultation & key dates

Alt. reference
PP-15215463
Comments by
15 Oct 2026
Site or press notice
22 Sept 2026
Statutory expiry
16 Oct 2026
Islington
Planning Authority Score
2.9/10
Poor
#237 of 296 councils
Relevant to this application:
Householder decisions

Islington is slower than most councils at deciding householder applications, ranking #260 out of 296. 53% of applications have the time limit extended, above the 41% national average. Householder applications are slightly more likely to be approved here (93%) than the national average (90%).

Slower than most councils
for householder decisions
These figures are council-wide context, not a prediction for this application. View full council performance
Islington decision statistics
Based on MHCLG data, the year to March 2026
89%
Overall approval rate
Above avg (87%) #132 of 296
93%
Householder approved
Above avg (90%) #130 of 296
43%
Decided in 8 weeks
Below avg (63%) #260 of 296
53%
Extended time limit
Above avg (41%) #241 of 296
89%
Minor dwellings approved
499 decided (1-9 homes)
100%
Major dwellings approved
1 decided (10+ homes)
89%
Change of use approved
19 decided
1,488
Total decisions
167 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 owner and leaseholders: Information produced by HM Land Registry. © Crown copyright 2026. Source: HM Land Registry, UK and overseas companies that own property in England and Wales, September 2026 release.