50 Marsworth Avenue, Hatch End, Pinner, Harrow, HA5 4TT Data via plota.co.uk
Proposal
Conversion of garage to habitable room; single storey rear extension; first floor side to rear extension; roof light in rear roof slope; lowering ground level towards rear garden; external alterations (Demolition of rear conservatory) Data via plota.co.uk
Application progress
Refused on 15 Sept 2026 · Delegated decision · Last checked 30 Sept 2026
Documents 13
Decision & officer reports 2
Statements & assessments 5
Plans & drawings 2
Application forms 1
Site constraints 4
Checked on 6 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 3
Last sold for £725,000 in September 2020. 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 July 2014, 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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Replacement windows from single to double glazed in front and side elevations
Important details
How this decision compares
Decided in 56 days from validation, about the council's usual 56 days. Refused, as 23% of demolitions here are.
Plota live figures for demolitions decided by Harrow in the last twelve months, from validation. Harrow decision record →
Consultation & key dates
- Statutory expiry
- 15 Sept 2026
Historical activity at this location
26 previous applications on record - archival context, not part of the live application.
Previous applications at this address
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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50 Marsworth Avenue, Hatch End, Pinner, Harrow, HA5 4TT
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