3 Montague Road Hornsey London N8 9PJ Data via plota.co.uk
Proposal
Erection of single storey extension which extends beyond the rear wall of the original house by 6m, for which the maximum height would be 3.5m and for which the height of the eaves would be 3m (The loft/dormer alterations shown on the submitted drawing set are subject to a separate Lawful Development Certificate application) Data via plota.co.uk
Application progress
Under consideration
No decision has been issued yet. Plota predicts a decision between 7 Dec 2026 and 14 Dec 2026, from recent lawful development certificates across the UK.
Documents 2
Other documents 2
Site constraints 4
Checked on 21 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 June 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
Decision outlook
Day 8 of the 56-day target. Councils usually decide lawful development certificates by day 52.
Plota live figures for lawful development certificates decided across the UK in the last twelve months, from validation; too few recent lawful development certificates in Haringey to go on. Haringey decision record →
Public comments
No public comments yet.
Last counted 21 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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3 Montague Road Hornsey London N8 9PJ
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