8 Northumberland Road, North Harrow, Harrow, HA2 7RD Data via plota.co.uk
Proposal
Certificate of Lawful Development (Proposed): Alterations and extension to roof to form end gable; rear dormer; two rooflights in front roof slope Data via plota.co.uk
Application progress
Approved on 28 Sept 2026 · Delegated decision · Last checked 30 Sept 2026
Documents 11
Decision & officer reports 2
Statements & assessments 1
Plans & drawings 4
Application forms 1
Site constraints 5
Checked on 17 October 2026. 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.
Sales history 2
Last sold for £600,000 in May 2026. Semi-detached house, freehold.
Sale prices from HM Land Registry's price paid record, matched to this application by its address.
Building
From the energy performance certificate lodged in June 2026, the latest held for this property, matched to this application by its address. The building may have changed since. View the certificate
Every application in Harrow - and every UK council - as a live feed, an API, or a bulk CSV export.
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12 Northumberland Road, North Harrow, Harrow, HA2 7RD
Single storey rear extension (Demoltion of rear conservatory and wall to rear)
Important details
How this decision compares
Decided in 53 days from validation, about the council's usual 56 days. Approved, as 79% of extensions here are.
Plota live figures for extensions decided by Harrow in the last twelve months, from validation. Harrow decision record →
Consultation & key dates
- Statutory expiry
- 1 Oct 2026
Historical activity at this location
25 nearby applications on record - archival context, not part of the live application.
Nearby activity
Harrow ranks #115 out of 296 councils for householder decision speed. Harrow is also one of the strictest councils - it refuses more householder applications than almost any other, with only 83% approved vs 90% nationally.
Sale prices: Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.
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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8 Northumberland Road, North Harrow, Harrow, HA2 7RD
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