Planning application
6 Compton Terrace, London
Works: Extension Loft or dormer Windows or glazing
Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.
Proposal
Erection of a mansard roof extension to replace the existing butterfly roof, including dormer windows with internal alterations to form a new staircase providing access to the mansard accommodation.
As published by the council, reference P2026/2401/LBC
Application record
- Reference
- P2026/2401/LBC
- Type
- Listed Building
- Status
- Pending As published: VALIDATED
- Received
- 11 Sep 2026
- Validated
- 23 Sep 2026
Site history
Applications at this address on the Islington register
This site has had 2 applications since 2026.
-
P2026/2402/FUL Awaiting decision
6 Compton Terrace, London
Erection of a mansard roof extension to replace the existing butterfly roof, including dormer windows with internal alterations to form a new staircase providing access to the mansard accommodation. (Listed Building Consent P2026/2401/LBC also submitted)
Timeline
Dates from the published record
-
11 Sep 2026
Received by Islington
-
23 Sep 2026
Validated
Checked as complete and ready for consideration.
-
11 Oct 2026
Added to PlanIndex
-
Decision
Awaiting decision
Decision expected by 18 November 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.
Islington took a median of 53 days over the applications it decided in the last year.
Related applications
Cases linked to this one on the register
1 later application on the register refers to this one:
-
P2026/2402/FUL Awaiting decision
6 Compton Terrace, London
Erection of a mansard roof extension to replace the existing butterfly roof, including dormer windows with internal alterations to form a new staircase providing access to the mansard accommodation. (Listed Building Consent P2026/2401/LBC also submitted)
What happens while it is decided
This application is with Islington for determination, against a statutory target of eight weeks. Over the last year Islington decided heritage and listed building applications in a median of 68 days. More in our guide to how long planning decisions take.
About heritage and listed building applications
Listed building consent is needed for works that affect the special interest of a listed building, and carrying out such works without it is a criminal offence. More in our guide to planning application types.
Nearby applications
Within 0.3 miles
-
6 Compton Terrace, London
87% historically approved · decision due ~18 Nov
Erection of a mansard roof extension to replace the existing butterfly roof, including dormer windows with internal alterations to form a new staircase providing access to the mansard accommodation. (Listed Building Consent P2026/2401/LBC also submitted)
Awaiting decision Full applications Extension Loft or dormer +1 15 docs -
Flat C 7 Compton Terrace, London
(a) Replacement ceiling (retrospective) and (b) removal of cornices (retrospective) and replacement addition of cornices to ceiling.
Withdrawn Heritage and listed buildings 5 docs -
3 Compton Terrace, London, N1 2UN
Erection of a single storey lower ground floor rear extension, replacement of a door to the front lightwell and internal alterations.
Granted Full applications Extension 11 docsSmall domestic -
3 Compton Terrace, London, N1 2UN
Erection of a single storey lower ground floor rear extension, replacement of a door to the front lightwell and internal alterations.
Granted Heritage and listed buildings Extension 2 docsSmall domestic -
1, Flat 2, Compton Terrace, London, N1 2UN
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