178 Marsh Lane, Stanmore, Harrow, HA7 2SL Data via plota.co.uk
Proposal
Alterations to roof to form end gable and rear dormer; installation of two roof lights in front roof slope Data via plota.co.uk
Application progress
Under consideration
No decision has been issued yet. Plota predicts a decision around 8 Dec 2026, from Harrow's recent extensions.
Documents 11
Statements & assessments 7
Plans & drawings 2
Application forms 1
Other documents 1
Site constraints 7
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 1
Last sold for £430,000 in February 2007. Semi-detached house, freehold.
Sale prices from HM Land Registry's price paid record, matched to this application by its address.
Every application in Harrow - and every UK council - as a live feed, an API, or a bulk CSV export.
Other new applications on this street
Nearby new applications
3 Silverston Way, Stanmore, Harrow, HA7 4HS
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29 The Ridgeway, Stanmore, Harrow, HA7 4BE
Variation of condition 2 (Approve plan) attached to planning permission PL/2612/...
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Certificate of lawful development (proposed): Replacement cladding
316 Whitchurch Lane, Edgware, Harrow
Variation of Condition 2; Condition 4; Condition 6 and Condition 7 attached to p...
45 Howberry Road, Edgware, Harrow, HA8 6SX
Single storey front and rear extensions
Important details
Decision outlook
Day 15 of the 56-day target. Harrow usually decides extensions by day 56.
Plota live figures for extensions decided by Harrow in the last twelve months, from validation. Harrow decision record →
Consultation & key dates
- Statutory expiry
- 8 Dec 2026
Historical activity at this location
12 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.
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178 Marsh Lane, Stanmore, Harrow, HA7 2SL
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