Flat 2.2, 223 - 227, Pattern House, St John Street, London, EC1V 4LY Data via plota.co.uk

P2025/2561/FUL - Full Planning Application VALIDATED

Proposal

Conversion of existing flat into two flats (1 2bed x 4 person, 1 studio) Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
10 Sept 2025
✓
Validated
4 Nov 2025
✓
Consultation
13 Nov 2025
Decision
Target date was 25 Dec 2025

Under consideration

No decision has been issued yet. Plota predicted a decision around 6 Nov 2026; it is now day 367.

The consultation period closed on 6 Dec 2025.

Site constraints 23

Article 4 directionCritical Drainage Group3_006Bunhill & Clerkenwell Area Action PlanCAZHeathrow Safeguarding AreaCentral Activities ZoneAlexandra Palace viewing terrace to St Paul's CathedralLocal Plan Strategic and Development Management Policies - Policy R10 Culture anLocal view from Archway RoadLocal view from Archway BridgeAPA Civil War DefencesClerkenwell Green
Grade II listed: 22 and 23, Sekforde Street
List entry 1209481 · 16 m away · 17 more listed buildings within 150 m (17 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 17 with distances
Historic England ↗
Clerkenwell Green 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 ↗
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 ↗
Critical Drainage Group3_006Council record
Recorded by the council for this site.
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 ↗
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 Plan Strategic and Development Management Policies - Policy R10 Culture anCouncil 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 ↗
Local view from Archway BridgeCouncil record
Recorded by the council for this site.
Council site ↗
APA Civil War DefencesCouncil record
Recorded by the council for this site.
Council site ↗
Clerkenwell GreenCouncil record
Recorded by the council for this site.
Council site ↗
Also on the record
Scheduled monument 167 m away: Benedictine nunnery of St Mary, Clerkenwell; National infrastructure project 1267 m away: Thames Tideway Tunnel; Wider setting of protected view 1A.2 Alexandra Palace viewing terrace to St Paul's Cathedral; Inside the Islington built-up area; Public transport access: PTAL 6b (excellent), TfL 2023, for the 100 m square.
Not affected
Outside flood zones 2 and 3 · Not green belt

Checked on 2 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 £381,500 in March 2005. Flat or maisonette, leasehold.

31 March 2005£381,500
7 August 1995£120,000

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

Building

Floor area148 m² (1,593 sq ft)
Energy ratingC (75 out of 100)
PropertyMid-terrace flat, 4 habitable rooms
Built1991 to 1995
HeatingBoiler and radiators, mains gas
WallsSolid brick, as built, insulated (assumed)

From the energy performance certificate lodged in August 2010, the latest held for this property. The building may have changed since. View the certificate

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Important details

Council
Islington
Application type
Full Planning Application
Postcode
EC1V 4LY
Received
10 Sept 2025
Validated
4 Nov 2025
Ward
Clerkenwell
Case officer
Show
Target decision
25 Dec 2025
Applicant
Show

Decision outlook

Day 367, past the statutory target. 82% of full applications in Islington are decided within thirteen weeks; extensions of time are common, and the council need not decide on the day. Last seen undecided on 2 Nov 2026.

Day 367311 days past the 56-day target
60%decided within 8 weeks
88%approved
682decided in the last year

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

Consultation & key dates

Alt. reference
PP-14264657
Comments by
6 Dec 2025
Site or press notice
13 Nov 2025
Statutory expiry
4 Dec 2025
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.

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.