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Priory House, 25 St John's Lane, Islington, London, EC1M 4PP

P2020/3234/NMANon-Material AmendmentApproved
Discharge / amendments

Approved on 7 December 2020

Council decision: Non-material amendment(s) agreedDelegated (officer decision)

Approximate site (title boundary)
Boundary © HM Land Registry, © Ordnance Survey · details

This information is subject to Crown copyright and database rights 2026 and is reproduced with the permission of HM Land Registry. The polygons (including the associated geometry, namely x, y co-ordinates) are subject to Crown copyright and database rights 2026 Ordnance Survey AC0000851063. Conditions of use.

Proposal

Application for Non-material amendment following a grant of planning permission Ref:P2019/2531/FUL dated 16/11/2020 for Refurbishment including internal and external alterations to the building; partial infill of rear lightwell, four storey extension into courtyard, rebuilding of the fourth floor, for office use (Use Class B1) with associated relocation of plant; introduction of flexible retail / office unit (Use Class A1 / B1) at part ground floor level and part basement level; and improvements to external courtyard with associated landscaping. The proposed amendment sought for change of wording of condition 3 to allow details of materials to be agreed prior to the relevant part of the works commencing on site.

Received
19 November 2020
Decision level
Delegated (officer decision)
Ward
Clerkenwell
  1. Received19 Nov
  2. Validated4 Dec
  3. Consult.4 Dec
  4. Target1 Jan
  5. Decided7 Dec

Decided in 3 days (council typically 56)

About this application

This is an application to amend a permission at Priory House, 25 St John's Lane, Islington, London, EC1M 4PP. Islington has handled 277 applications of this type. This one was decided in 18 days, 5 weeks quicker than Islington's typical decision time. The site is in a conservation area, with 12 listed buildings nearby. There has been 1 other application at this address. In the past year there have been 143 applications across Clerkenwell. We hold 301 applications in total for the EC1M postcode area.

88% of amendment applications at London Borough of Islington were approved. Across all application types, the council typically decides in about 8 weeks (median).

Based on decided applications received in the last 3 years.Planning something similar? See what gets approved on your street

Application details

Postcode
EC1M 4PP
Application type
Non-Material Amendment
Development type
Not Required
Scale / size
Small

Planning application dates

Date validated
4 December 2020
Last date for comments
4 December 2020
Target decision date
1 January 2021
Application expires
4 December 2020
Permission expires
7 December 2023

Planning decision

Statutory period
28 days

Additional information

Planning Portal ID
9256407
UPRN
5300085637
Documents
6

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Conservation area: Clerkenwell Green
  • Listed building: Grade I: St John'S GateOn or next to this site
  • Heritage at Risk Register: Clerkenwell
  • Flood zone 1: Low probability (rivers and sea)

Not published by this council, so not checked: Article 4 directions and tree preservation orders. Ask the council if these matter.

Also checked, none recorded (19)

flood storage areas, green belt, scheduled monuments, World Heritage Sites, World Heritage Site buffer zones, registered parks and gardens, registered battlefields, nutrient neutrality catchments, national parks, National Landscapes, SSSIs, Special Areas of Conservation, Special Protection Areas, Ramsar sites, ancient woodland, national nature reserves, local nature reserves, heritage coasts and brownfield registers.

A guide only, from official open data; it is not a planning search. Flood zones cover rivers and sea, not surface water.

Data © Crown copyright and others · sources and licences

Contains public sector information from planning.data.gov.uk (MHCLG and local planning authorities), licensed under the Open Government Licence v3.0. © Crown copyright and database right 2026.

© Historic England 2026. Contains Ordnance Survey data © Crown copyright and database right 2026. The Historic England GIS Data contained in this material was obtained on 2026-11-03. The most publicly available up to date Historic England GIS Data can be obtained from HistoricEngland.org.uk.

© Natural England copyright. Contains Ordnance Survey data © Crown copyright and database right 2026.

© Environment Agency copyright and/or database right 2026. All rights reserved. Flood Map for Planning, Open Government Licence v3.0.

Contains Ordnance Survey data © Crown copyright and database right 2026.

Source: Office for National Statistics licensed under the Open Government Licence v.3.0. Contains OS data © Crown copyright and database right 2026.

Source: Islington

Contains public sector information from the Planning London Datahub, licensed under the Open Government Licence v3.0.

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