Planning application
29 Cromwell Avenue, Hornsey, London, N6 5HN
Works: Extension Loft or dormer Windows or glazing Small domestic
Read from the description, not a valuation. How we read the register
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Single storey ground floor rear infill extension, rear dormer and re-roofing at the rear, rooflights. Replacement of existing windows, front porch and associated internal and external alterations. (Amended Plans Received)
As published by the council, reference HGY/2026/0944
Application record
- Reference
- HGY/2026/0944
- Type
- Householder planning permission
- Status
- Decision Made
- Decision
- Approve with Conditions
- Received
- 22 Apr 2026
- Validated
- 22 Apr 2026
- Decided
- 7 Aug 2026
- Ward
- Highgate
- Decision by
- Delegated Decision
- Postcode
- N6 5HN
Timeline
Dates from the published record
-
22 Apr 2026
Received by Haringey
-
24 Jul 2026
Added to PlanIndex
-
7 Aug 2026
Decision issued: Approve with Conditions
Documents
Plans, drawings, consultee responses and the officer's report
23 documents on file for this application
A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.
Trade members open them from here.
Open the documentsWhat this grant of permission means
Haringey granted permission on 7 August 2026, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.
About householder applications
Householder applications cover work to an existing house and its garden, such as extensions, lofts and outbuildings, and cannot create a separate dwelling or change what the building is used for. More in our guide to planning application types.
Nearby applications
Within 500 metres
-
Ground Floor Flat A, 39 Cromwell Avenue, Hornsey, London, N6 5HN
T1 = to crown reduce 1 x Sycamore tree by approx. 2.0/mtrs & sever ivy at the base up to 1.0mtr light access general maintenance neighbouring property encroachment
Granted Trees 5 docs -
Flat 1D Cromwell Avenue, London N6 5HN
Installation of 2no. roof lights on the roof of the two storey rear outrigger.
Granted Full applications Extension Loft or dormer 11 docs -
34 Cromwell Avenue, Hornsey, London, N6 5HL
Oak (T1): Reduce to previous points (approx. 1-2m)
Granted Trees 3 docs -
62 Cromwell Avenue, Hornsey, London, N6 5HL
Erection of a single storey, lean-to side infill extension to the ground floor.
Refused Householder Extension 12 docsSmall domestic -
10 Cromwell Avenue, Hornsey, London, N6 5HL
T1 Plum, reduce height by 3m, balance sides T2 Bay, reduce height to previous points approx. 3m, reduce sides 2m T3 Holly, reduce height by 1m trim sides. All work cyclical maintenance.
Granted Trees 3 docs -
12 Cromwell Avenue, Hornsey, London, N6 5HL
Erection of single storey outbuilding in rear garden for use as home gym
Granted Householder 8 docsSmall domestic
Other householder applications
In Haringey
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HGY/2026/2282 Awaiting decision
77 Falkland Road, Hornsey, London, N8 0NS
Single storey side and rear extension.
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HGY/2026/2059 Granted
21 Shanklin Road, Hornsey, London, N8 8TJ
Single Storey Rear Extension
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HGY/2026/2162 Granted
71 Fairfax Road, Hornsey, London, N8 0NH
Erection of L-shaped rear dormer; erection of single storey rear extension; 2 no. front roof lights.
-
HGY/2026/1895 Granted
396 St Anns Road, Tottenham, London, N15 3ST
Erection of single storey side infill extension, formation of dormer window and insertion of 4 nos. rooflights (3no. front facing and 1no. rear facing).
-
HGY/2026/1959 Granted
10 Roseberry Gardens, Tottenham, London, N4 1JJ
Erection of a single storey rear and side wraparound extension, formation of dormer window and insertion of 3 nos. rooflights to front roof slope (amended).