Planning application
HGY/2025/3527
19 Birchwood Avenue, Hornsey, London, N10 3BE
Proposal
Erection of single-storey rear extension; new rooflight on the front roof slope; solar photovoltaic panels; upgrade or replacement of existing fenestration with double-glazed units; installation of an air source heat pump in rear garden.
As published by the council, reference HGY/2025/3527
Timeline
Dates from the published record
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19 Dec 2025
Received by Haringey
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11 Feb 2026
Decision issued: Approve with Conditions
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24 Jul 2026
Added to PlanIndex
What a grant of permission means
The process from here
Permission has been granted, usually subject to conditions listed on the decision notice, some of which must be discharged before work starts. The decision notice on the council portal sets out exactly what was approved.
Work must normally begin within three years of the decision or the permission lapses. Neighbours cannot appeal a grant; challenging one means judicial review of how the decision was made, within tight time limits.
About householder applications
How this application type works
Householder applications cover work to an existing house and its garden: extensions, loft and garage conversions, porches, outbuildings and similar alterations within the boundary of the home. They cannot be used to create a separate dwelling or change what the building is used for. Councils aim to decide them within eight weeks, and immediate neighbours are usually notified and given a chance to comment.
Nearby applications
Within 500 metres
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HGY/2026/0331 Granted
32 Birchwood Avenue, Hornsey, London, N10 3BE
Rear garden: Plum (T1) - reduce back to previous cuts, remove three low branches over client’s garden. Amalanchier (T2) - reduce by 1.5m. Reason: to allow more light into the garden.
-
HGY/2023/0483 Granted
23 Birchwood Avenue, Hornsey, London, N10 3BE
Plum (T1) - Reduce height down to 2m above the fence. The tree blocks a lot of light and mostly overhangs the neighbours garden.
-
HGY/2026/0919 Granted
20 Birchwood Avenue, Hornsey, London, N10 3BE
Demolition of existing conservatory and erection of a single storey rear extension.
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HGY/2023/0086 Granted
34 Birchwood Avenue, Hornsey, London, N10 3BE
Demolition of existing rear dormer and replacement with larger rear dormer extension and the addition of two new rooflights to the front roof slope.
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HGY/2026/0765 Granted
17 Firs Avenue, Hornsey, London, N10 3LY
SG1 Privet, Holly, Laurel, Dog rose, Choisya (height: 1.9m, distance to damage: 3m) Remove close to ground level and treat stumps with herbicide to inhibit regrowth.
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HGY/2026/0114 Granted
6 Firs Avenue, Hornsey, London, N10 3LY
T1 - eucalyptus tree (9m) - reduce height by approximately 2m and remove two lowest branches. T2 - four pleached hornbeam trees (5m) - reduce branches overhanging garden by approximately 1m. Front garden- T3 - birch tree (12m) - reduce height by approximately 3m and reduce branches away from house by approximately 2m.
Other householder applications
In Haringey
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HGY/2026/1575 Granted
48 Richmond Road, Tottenham, London, N15 6QB
Construction of single storey side infill extension, together with the installation of a Sukkah roof roof.
-
HGY/2026/1504 Granted
19 Bromley Road, Tottenham, London, N17 0AR
Ground floor wraparound extension to a end of terrace house.
-
HGY/2026/1947 Awaiting decision
6 Umfreville Road, Hornsey, London, N4 1SB
Roof extension including above existing outrigger, to create two new habitable rooms and a shower room. Proposal includes new front facing turret in the style of an original feature, with a total of 3 Velux style rooflights to the front elevation and 1 flat rooflight.
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HGY/2026/0798 Granted
Flat 2, Wren View, Hornsey Lane, Hornsey, London, N6 5LH
Replacement windows to the rear facing studio flat.
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HGY/2026/1491 Granted
16 Cornwall Road, Hornsey, London, N4 4PH
Formation of rear dormer and 3 no. front rooflights