Planning Atlas
Planning AtlasIslingtonBarnsbury wardP2025/0285/FUL
Planning application · Islington

P2025/0285/FUL.

40 Thornhill Square, London, N1 1BE

Full / Other Planning at 40 Thornhill Square, London, N1 1BE, received 29 Jan 2025 — approved on 4 Sep 2025 (delegated, Megan Stevens).

IslingtonBarnsburyN1 1BEP2025/0285/FUL
ApprovedRefusedOther
At a glance · this applicationIslington profile →
Approved
Outcome
4 Sep 2025
31 wks
Decision time
23 wks over the 8-week target
3
Conditions
attached to the decision
39
Documents
39 linked
0
Objections
not captured
No
Appeal
none recorded
Record from the Islington planning register as captured; documents link to the council's own files. Nearby applications are context, not part of this application.
Application

What is it?

Installation of slimline secondary glazing units on front elevation windows and replacement glass panes to remove ventilation grilles. Installation of vacuum double-glazing panes within existing refurbished panes on rear elevation windows and doors. Replacement of ground floor aluminium single glazed lean-to glass roof with timber framed double glazing roof on rear elevation. Replace glass panes in first floor door with ultra slimline double glazed panes on rear elevation. Within Flat C, installation of loft and rafter insulation, creation of internal loft hatch at second storey level, installation of vents routed to the roof using ventilation slates, and vacuum double-glazing panes within r

Reference
P2025/0285/FUL
Type
Full Planning Application
Agent / consultant
Case officer
Postcode
N1 1BE
Council
Received
29 Jan 2025
Validated
18 Feb 2025
Target date
13 Apr 2025
Decision date
4 Sep 2025
Decision route
Delegated (officer)
Status
FINAL DECISION
Reference
P2025/0285/FUL
Type
Full Planning Application
Show all 16 rows
Agent / consultant
Case officer
Postcode
N1 1BE
Council
Received
29 Jan 2025
Validated
18 Feb 2025
Target date
13 Apr 2025
Decision date
4 Sep 2025
Decision route
Delegated (officer)
Status
FINAL DECISION
Documents

What was filed?

Document
Published
View
Application Form - Without Personal Data
29 Jan 2025
Community Infrastructure Levy - Completed form
29 Jan 2025
Heritage statement
29 Jan 2025
Sustainable Design & Construction Statement
29 Jan 2025
SUPERSEDED - The location plan
29 Jan 2025
SUPERSEDED - Site/Block Plan - Existing
29 Jan 2025
SUPERSEDED - Site/Block Plan - Proposed
29 Jan 2025
SUPERSEDED - Window & Door Schedule
29 Jan 2025
SUPERSEDED - Detail Drawing - Window Type A
29 Jan 2025
SUPERSEDED - Detail Drawing - Window Type B
29 Jan 2025
Application Form - Without Personal Data
29 Jan 2025
Community Infrastructure Levy - Completed form
29 Jan 2025
Heritage statement
29 Jan 2025
Show all 10 rows
Sustainable Design & Construction Statement
29 Jan 2025
SUPERSEDED - The location plan
29 Jan 2025
SUPERSEDED - Site/Block Plan - Existing
29 Jan 2025
SUPERSEDED - Site/Block Plan - Proposed
29 Jan 2025
SUPERSEDED - Window & Door Schedule
29 Jan 2025
SUPERSEDED - Detail Drawing - Window Type A
29 Jan 2025
SUPERSEDED - Detail Drawing - Window Type B
29 Jan 2025

Documents open on the Islington portal. View the application page ↗

Decision

What happened?

Approved on 4 Sep 2025, delegated decision by Megan Stevens — 31 weeks from submission (23 over the 8-week target).

Timeline

Date
Event
29 Jan 2025
Application received
18 Feb 2025
Application validated
13 Apr 2025
Statutory target date
4 Sep 2025
Delegated decision: Approved · Megan Stevens
29 Jan 2025
Application received
18 Feb 2025
Application validated
13 Apr 2025
Statutory target date
Show all 4 rows
4 Sep 2025
Delegated decision: Approved · Megan Stevens

Public response

Measure
Count
Objections
0
Objections
0
People

Who is involved?

Name
Role
Applicant — the party who applied, not necessarily the owner
Agent · consultant profile
Case officer — delegated decision
Applicant — the party who applied, not necessarily the owner
Agent · consultant profile
Case officer — delegated decision
Place

What affects it?

Context around the site — not part of this application. Designations over the site: use the map's designations filter (conservation areas, listed buildings, Article 4, flood risk …). Decisions within 250 metres of the site are listed below — context, not this application.

Other applications within 250 metres (context — nearby, not this application)

No other geocoded decision is recorded within 250 metres.