18 Muswell Avenue Hornsey London N10 2EG Data via plota.co.uk
Proposal
Erection of a single storey lower ground floor rear extension with roof terrace and associated landscaping works, insertion of rear ground floor door to proposed terrace, alterations and replacement of rear dormer glazing and first floor rear window, and alterations to front garage door and lower ground window. Data via plota.co.uk
Application progress
Approved on 6 Oct 2026 · Delegated Decision · Last checked 6 Oct 2026
Documents 20
Decision & officer reports 2
Statements & assessments 1
Plans & drawings 12
Site constraints 5
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
From the energy performance certificate lodged in September 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
- Householder planning permission
- Postcode
- N10 2EG
- Received
- around 15 May 2026
- Validated
- 15 May 2026
- Ward
- Fortis Green
- Case officer
- Show
- Target decision
- 6 Oct 2026
- Decision
- Approve with Conditions
- Decision date
- 6 Oct 2026
- Decision level
- Delegated Decision
- Applicant
- Show
- Agent
- Show
How this decision compares
Decided in 144 days from validation, 89 days slower than Haringey's median of 55 for householder applications. Approved, as 90% of householder applications here are.
Plota live figures for householder applications decided across the UK in the last twelve months, from validation; too few recent householder applications in Haringey to go on. Haringey decision record →
Public comments
Last counted 6 Oct 2026
Historical activity at this location
25 nearby applications on record - archival context, not part of the live application.
Nearby activity
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%).
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.
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18 Muswell Avenue Hornsey London N10 2EG
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