23 Tenby Avenue, Kenton, Harrow, HA3 8RU Data via plota.co.uk
Proposal
Single storey rear infill extension linking the existing rear extension to the main dwelling; conversion of garage to internal storage and utility accommodation with installation of window to the front and side access door; external alterations; infilling and levelling of the land adjacent to the garage to match the existing driveway, providing an additional off-street parking space Data via plota.co.uk
Application progress
Approved on 31 Jul 2026 · Delegated decision · Last checked 30 Sept 2026
Documents 18
Statements & assessments 2
Plans & drawings 15
Application forms 1
Site constraints 5
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 1
Last sold for £140,000 in September 1997. 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 February 2015, 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
How this decision compares
Decided in 56 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
- 31 Jul 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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23 Tenby Avenue, Kenton, Harrow, HA3 8RU
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