9 Sheldon Avenue Hornsey London N6 4JS Data via plota.co.uk

HGY/2026/1775 - Approval of details reserved by a condition Withdrawn

Proposal

Approval of details to discharge condition 10 (Construction Management Plan) attached to planning permission with ref: HGY/2026/0459 for the replacement side (north) extension, rear extension, replacement of front and rear dormers, insertion of dormers on side elevations, and formation of a carriage driveway including boundary treatment. Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
around 23 Jun 2026
−
Withdrawn
28 Sept 2026

Withdrawn on 28 Sept 2026 · Delegated Decision · Last checked 29 Sept 2026

Associated applications 2

Site constraints 8

Highgate conservation area
Demolition needs planning permission and permitted development is restricted.
The council must give weight to preserving or enhancing the area's character and appearance. Not every council has published its boundaries as open data.
Council document ↗
Air quality management area: Haringey AQMA
The council has declared the area as failing an air quality objective.
Schemes that add traffic, parking or combustion plant are assessed against the area's action plan and may need an air quality assessment.
Council record ↗
Habitat network: Network Enhancement Zone 2
Where habitat is joined up enough to work as a network. Context, not a constraint on its own.
Also on the record
SSSI about 278 m away: Hampstead Heath Woods SSSI; Registered park or garden about 238 m away: Kenwood; Inside the Haringey built-up area; Public transport access: PTAL 1b (very poor), TfL 2023, for the 100 m square; Metropolitan Open Land about 47 m away.
Not affected
Outside flood zones 2 and 3 · Not green belt · No scheduled monument at the site

Checked on 6 October 2026. The pin for this application is the centre of its postcode rather than the building, so distances to nearby designations are measured from the postcode and can be out by the width of the postcode area. Historic England, the Environment Agency, Natural England, Transport for London (public transport access levels, Powered by TfL Open Data, OGL v3.0, contains OS data © Crown copyright and database right 2025) and council datasets, Open Government Licence. A boundary can run through a site and the council holds the definitive record: confirm with the council before relying on this.

Building

Floor area456 m² (4,908 sq ft)
Energy ratingD (59 out of 100), could reach C
PropertyDetached house, 11 habitable rooms
BuiltBefore 1900
HeatingBoiler and radiators, mains gas
WallsSolid brick, as built, no insulation (assumed)

From the energy performance certificate lodged in April 2025, the latest held for this property, matched to this application by its address. The building may have changed since. View the certificate

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Important details

Council
Haringey
Application type
Approval of details reserved by a condition
Postcode
N6 4JS
Received
around 23 Jun 2026
Validated
23 Jun 2026
Ward
Highgate
Case officer
Show
Target decision
18 Aug 2026
Decision
Withdrawn
Decision date
28 Sept 2026
Decision level
Delegated Decision
Applicant
Show

Public comments

1comment received
1 objecting

Last counted 29 Sept 2026

Read the comments on the council site ↗

Haringey
Planning Authority Score
4/10
Below average
#192 of 296 councils
Relevant to this application:
Major dwellings

Haringey is slower than most councils at deciding householder applications, ranking #209 out of 296. Householder applications are slightly more likely to be approved here (91%) than the national average (90%).

Slower than most councils
for householder decisions
These figures are council-wide context, not a prediction for this application. View full council performance
Haringey decision statistics
Based on MHCLG data, the year to March 2026
85%
Overall approval rate
Below avg (87%) #206 of 296
91%
Householder approved
Above avg (90%) #174 of 296
55%
Decided in 8 weeks
Below avg (63%) #209 of 296
40%
Extended time limit
Below avg (41%) #151 of 296
83%
Minor dwellings approved
279 decided (1-9 homes)
100%
Major dwellings approved
8 decided (10+ homes)
46%
Change of use approved
28 decided
1,469
Total decisions
217 refused in the year to March 2026

Energy performance: Energy performance certificates from the Energy Performance of Buildings Register, Ministry of Housing, Communities and Local Government. Contains public sector information licensed under the Open Government Licence v3.0. © Crown copyright 2026.