3 Bellfield Avenue, Harrow Weald, Harrow, HA3 6ST Data via plota.co.uk
Proposal
Creation of first floor to bungalow to form two storey dwellinghouse; two side dormer windows and insertion of roof lights; external alterations; Data via plota.co.uk
Application progress
Refused on 23 Sept 2026 · Delegated decision · Last checked 30 Sept 2026
Documents 19
Decision & officer reports 2
Statements & assessments 4
Plans & drawings 5
Application forms 1
Consultation & comments 2
Site constraints 6
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.
Sales history 2
Last sold for £925,000 in June 2015. 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 March 2025, 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.
Other new applications on this street
19 Bellfield Avenue, Harrow Weald, Harrow, HA3 6ST
Demolition of existing dwelling and redevelopment constructing a detached two st...
36 Bellfield Avenue, Harrow, Harrow, HA3 6SX
Single storey rear infill extension; Alterations to roof to raise height and cre...
Nearby new applications
208 Uxbridge Road, Harrow Weald, Harrow, HA3 6SW
Single and two storey rear extension; first floor side extension; external alter...
36 Bellfield Avenue, Harrow, Harrow, HA3 6SX
Single storey rear infill extension; Alterations to roof to raise height and cre...
22 West Drive, Harrow Weald, Harrow, HA3 6TS
Details pursuant to Condition 6 ( mature landscape screening scheme) attached to...
19 Bellfield Avenue, Harrow Weald, Harrow, HA3 6ST
Demolition of existing dwelling and redevelopment constructing a detached two st...
3 Warburton Close, Harrow Weald, Harrow, HA3 6SU
Certificate of Lawful Propsed Development: Single storey outbuilding at rear for...
72 Boxtree Road, Harrow Weald, Harrow, HA3 6TH
Certificate of Lawful Development (Proposed): Alterations and extension to roof ...
Important details
How this decision compares
Decided in 56 days from validation, about the council's usual 56 days. Refused, as 22% 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
- 23 Sept 2026
Historical activity at this location
28 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.
Track this application
3 Bellfield Avenue, Harrow Weald, Harrow, HA3 6ST
Tracking this application
Not there in a minute? Check junk - especially Hotmail and Outlook.
Go to your dashboard →Sign in to view contact details
Applicant and case-officer names are hidden from public view for privacy. Create a free Plota account - or sign back in - and we'll show them, plus you get a dashboard for alerts and tracked applications.